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         <PDBx:journal_id_ASTM>JBCHA3</PDBx:journal_id_ASTM>
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         <PDBx:title>Comparison of a preQ1 riboswitch aptamer in metabolite-bound and free states with implications for gene regulation.</PDBx:title>
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         <PDBx:journal_abbrev>J.Biol.Chem.</PDBx:journal_abbrev>
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         <PDBx:title>The structural basis for recognition of the PreQ0 metabolite by an unusually small riboswitch aptamer domain.</PDBx:title>
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      <PDBx:citation_author citation_id="primary" name="McCarty, R.M." ordinal="3"></PDBx:citation_author>
      <PDBx:citation_author citation_id="primary" name="Bandarian, V." ordinal="4"></PDBx:citation_author>
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      <PDBx:diffrn_detector diffrn_id="1">
         <PDBx:details>Rh coated flat mirror, toroidal focusing mirror</PDBx:details>
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         <PDBx:pdbx_synchrotron_beamline>BL9-2</PDBx:pdbx_synchrotron_beamline>
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      <PDBx:ndb_struct_conf_na entry_id="3Q51" feature="parallel strands"></PDBx:ndb_struct_conf_na>
      <PDBx:ndb_struct_conf_na entry_id="3Q51" feature="bulge loop"></PDBx:ndb_struct_conf_na>
      <PDBx:ndb_struct_conf_na entry_id="3Q51" feature="quadruple helix"></PDBx:ndb_struct_conf_na>
   </PDBx:ndb_struct_conf_naCategory>
   <PDBx:ndb_struct_na_base_pairCategory>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="C" i_label_seq_id="1" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="G" j_label_seq_id="20" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>4.695</PDBx:buckle>
         <PDBx:hbond_type_12>1</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>19</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>1</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>20</PDBx:j_auth_seq_id>
         <PDBx:opening>-5.939</PDBx:opening>
         <PDBx:pair_name>A_C1:G20_A</PDBx:pair_name>
         <PDBx:pair_number>1</PDBx:pair_number>
         <PDBx:propeller>-8.608</PDBx:propeller>
         <PDBx:shear>0.077</PDBx:shear>
         <PDBx:stagger>-0.141</PDBx:stagger>
         <PDBx:stretch>-0.093</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="U" i_label_seq_id="2" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="A" j_label_seq_id="19" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>1.934</PDBx:buckle>
         <PDBx:hbond_type_12>1</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>20</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>2</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>19</PDBx:j_auth_seq_id>
         <PDBx:opening>-1.308</PDBx:opening>
         <PDBx:pair_name>A_U2:A19_A</PDBx:pair_name>
         <PDBx:pair_number>2</PDBx:pair_number>
         <PDBx:propeller>-14.773</PDBx:propeller>
         <PDBx:shear>-0.224</PDBx:shear>
         <PDBx:stagger>0.185</PDBx:stagger>
         <PDBx:stretch>-0.253</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="G" i_label_seq_id="3" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="C" j_label_seq_id="18" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>-10.408</PDBx:buckle>
         <PDBx:hbond_type_12>1</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>19</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>3</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>18</PDBx:j_auth_seq_id>
         <PDBx:opening>-1.279</PDBx:opening>
         <PDBx:pair_name>A_G3:C18_A</PDBx:pair_name>
         <PDBx:pair_number>3</PDBx:pair_number>
         <PDBx:propeller>-9.593</PDBx:propeller>
         <PDBx:shear>0.159</PDBx:shear>
         <PDBx:stagger>-0.151</PDBx:stagger>
         <PDBx:stretch>-0.107</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="G" i_label_seq_id="4" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="C" j_label_seq_id="17" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>-5.524</PDBx:buckle>
         <PDBx:hbond_type_12>1</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>19</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>4</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>17</PDBx:j_auth_seq_id>
         <PDBx:opening>-3.067</PDBx:opening>
         <PDBx:pair_name>A_G4:C17_A</PDBx:pair_name>
         <PDBx:pair_number>4</PDBx:pair_number>
         <PDBx:propeller>-10.804</PDBx:propeller>
         <PDBx:shear>-0.161</PDBx:shear>
         <PDBx:stagger>0.215</PDBx:stagger>
         <PDBx:stretch>-0.296</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="G" i_label_seq_id="5" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="C" j_label_seq_id="16" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>-11.988</PDBx:buckle>
         <PDBx:hbond_type_12>1</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>19</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>5</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>16</PDBx:j_auth_seq_id>
         <PDBx:opening>-5.436</PDBx:opening>
         <PDBx:pair_name>A_G5:C16_A</PDBx:pair_name>
         <PDBx:pair_number>5</PDBx:pair_number>
         <PDBx:propeller>-14.052</PDBx:propeller>
         <PDBx:shear>0.258</PDBx:shear>
         <PDBx:stagger>-0.302</PDBx:stagger>
         <PDBx:stretch>-0.131</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="U" i_label_seq_id="6" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="A" j_label_seq_id="28" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>-29.189</PDBx:buckle>
         <PDBx:hbond_type_12>3</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>23</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>6</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>28</PDBx:j_auth_seq_id>
         <PDBx:opening>-72.010</PDBx:opening>
         <PDBx:pair_name>A_U6:A28_A</PDBx:pair_name>
         <PDBx:pair_number>6</PDBx:pair_number>
         <PDBx:propeller>-11.392</PDBx:propeller>
         <PDBx:shear>-0.380</PDBx:shear>
         <PDBx:stagger>0.761</PDBx:stagger>
         <PDBx:stretch>3.134</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="A" i_label_seq_id="14" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="A" j_label_seq_id="29" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>-15.354</PDBx:buckle>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>14</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>29</PDBx:j_auth_seq_id>
         <PDBx:opening>-12.132</PDBx:opening>
         <PDBx:pair_name>A_A14:A29_A</PDBx:pair_name>
         <PDBx:pair_number>7</PDBx:pair_number>
         <PDBx:propeller>-21.281</PDBx:propeller>
         <PDBx:shear>2.721</PDBx:shear>
         <PDBx:stagger>0.733</PDBx:stagger>
         <PDBx:stretch>1.767</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="G" i_label_seq_id="11" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="C" j_label_seq_id="30" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>-4.611</PDBx:buckle>
         <PDBx:hbond_type_12>1</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>19</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>11</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>30</PDBx:j_auth_seq_id>
         <PDBx:opening>-5.057</PDBx:opening>
         <PDBx:pair_name>A_G11:C30_A</PDBx:pair_name>
         <PDBx:pair_number>8</PDBx:pair_number>
         <PDBx:propeller>-20.129</PDBx:propeller>
         <PDBx:shear>-0.362</PDBx:shear>
         <PDBx:stagger>0.365</PDBx:stagger>
         <PDBx:stretch>-0.527</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="G" i_label_seq_id="8" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="A" j_label_seq_id="31" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>18.766</PDBx:buckle>
         <PDBx:hbond_type_12>6</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>10</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>8</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>31</PDBx:j_auth_seq_id>
         <PDBx:opening>-66.607</PDBx:opening>
         <PDBx:pair_name>A_G8:A31_A</PDBx:pair_name>
         <PDBx:pair_number>9</PDBx:pair_number>
         <PDBx:propeller>10.836</PDBx:propeller>
         <PDBx:shear>3.512</PDBx:shear>
         <PDBx:stagger>-0.561</PDBx:stagger>
         <PDBx:stretch>-4.088</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="A" i_label_seq_id="10" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="A" j_label_seq_id="32" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>3.139</PDBx:buckle>
         <PDBx:hbond_type_12>10</PDBx:hbond_type_12>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>10</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>32</PDBx:j_auth_seq_id>
         <PDBx:opening>-23.985</PDBx:opening>
         <PDBx:pair_name>A_A10:A32_A</PDBx:pair_name>
         <PDBx:pair_number>10</PDBx:pair_number>
         <PDBx:propeller>-10.715</PDBx:propeller>
         <PDBx:shear>6.458</PDBx:shear>
         <PDBx:stagger>0.059</PDBx:stagger>
         <PDBx:stretch>-4.602</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
      <PDBx:ndb_struct_na_base_pair i_label_asym_id="A" i_label_comp_id="G" i_label_seq_id="33" i_symmetry="1_555" j_label_asym_id="A" j_label_comp_id="C" j_label_seq_id="9" j_symmetry="1_555" model_number="1">
         <PDBx:buckle>1.935</PDBx:buckle>
         <PDBx:hbond_type_12>1</PDBx:hbond_type_12>
         <PDBx:hbond_type_28>19</PDBx:hbond_type_28>
         <PDBx:i_auth_asym_id>A</PDBx:i_auth_asym_id>
         <PDBx:i_auth_seq_id>33</PDBx:i_auth_seq_id>
         <PDBx:j_auth_asym_id>A</PDBx:j_auth_asym_id>
         <PDBx:j_auth_seq_id>9</PDBx:j_auth_seq_id>
         <PDBx:opening>-3.727</PDBx:opening>
         <PDBx:pair_name>A_G33:C9_A</PDBx:pair_name>
         <PDBx:pair_number>11</PDBx:pair_number>
         <PDBx:propeller>-4.286</PDBx:propeller>
         <PDBx:shear>0.234</PDBx:shear>
         <PDBx:stagger>0.246</PDBx:stagger>
         <PDBx:stretch>-0.400</PDBx:stretch>
      </PDBx:ndb_struct_na_base_pair>
   </PDBx:ndb_struct_na_base_pairCategory>
   <PDBx:ndb_struct_na_base_pair_stepCategory>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="C" i_label_comp_id_2="U" i_label_seq_id_1="1" i_label_seq_id_2="2" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="G" j_label_comp_id_2="A" j_label_seq_id_1="20" j_label_seq_id_2="19" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>2.934</PDBx:helical_rise>
         <PDBx:helical_twist>35.007</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>1</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>2</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>9.822</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>20</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>19</PDBx:j_auth_seq_id_2>
         <PDBx:rise>3.261</PDBx:rise>
         <PDBx:roll>5.882</PDBx:roll>
         <PDBx:shift>0.738</PDBx:shift>
         <PDBx:slide>-1.732</PDBx:slide>
         <PDBx:step_name>AA_C1U2:A19G20_AA</PDBx:step_name>
         <PDBx:step_number>1</PDBx:step_number>
         <PDBx:tilt>-0.049</PDBx:tilt>
         <PDBx:tip>0.083</PDBx:tip>
         <PDBx:twist>34.524</PDBx:twist>
         <PDBx:x_displacement>-3.723</PDBx:x_displacement>
         <PDBx:y_displacement>-1.234</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="U" i_label_comp_id_2="G" i_label_seq_id_1="2" i_label_seq_id_2="3" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="A" j_label_comp_id_2="C" j_label_seq_id_1="19" j_label_seq_id_2="18" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>2.451</PDBx:helical_rise>
         <PDBx:helical_twist>36.644</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>2</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>3</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>23.219</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>19</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>18</PDBx:j_auth_seq_id_2>
         <PDBx:rise>3.365</PDBx:rise>
         <PDBx:roll>14.219</PDBx:roll>
         <PDBx:shift>-0.359</PDBx:shift>
         <PDBx:slide>-1.643</PDBx:slide>
         <PDBx:step_name>AA_U2G3:C18A19_AA</PDBx:step_name>
         <PDBx:step_number>2</PDBx:step_number>
         <PDBx:tilt>3.362</PDBx:tilt>
         <PDBx:tip>-5.491</PDBx:tip>
         <PDBx:twist>33.698</PDBx:twist>
         <PDBx:x_displacement>-4.426</PDBx:x_displacement>
         <PDBx:y_displacement>0.999</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="G" i_label_comp_id_2="G" i_label_seq_id_1="3" i_label_seq_id_2="4" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="C" j_label_comp_id_2="C" j_label_seq_id_1="18" j_label_seq_id_2="17" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>2.913</PDBx:helical_rise>
         <PDBx:helical_twist>26.086</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>3</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>4</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>8.075</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>18</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>17</PDBx:j_auth_seq_id_2>
         <PDBx:rise>3.169</PDBx:rise>
         <PDBx:roll>3.633</PDBx:roll>
         <PDBx:shift>0.362</PDBx:shift>
         <PDBx:slide>-1.548</PDBx:slide>
         <PDBx:step_name>AA_G3G4:C17C18_AA</PDBx:step_name>
         <PDBx:step_number>3</PDBx:step_number>
         <PDBx:tilt>-0.911</PDBx:tilt>
         <PDBx:tip>2.026</PDBx:tip>
         <PDBx:twist>25.820</PDBx:twist>
         <PDBx:x_displacement>-4.356</PDBx:x_displacement>
         <PDBx:y_displacement>-1.034</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="G" i_label_comp_id_2="G" i_label_seq_id_1="4" i_label_seq_id_2="5" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="C" j_label_comp_id_2="C" j_label_seq_id_1="17" j_label_seq_id_2="16" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>3.188</PDBx:helical_rise>
         <PDBx:helical_twist>40.786</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>4</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>5</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>10.098</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>17</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>16</PDBx:j_auth_seq_id_2>
         <PDBx:rise>3.509</PDBx:rise>
         <PDBx:roll>6.993</PDBx:roll>
         <PDBx:shift>0.184</PDBx:shift>
         <PDBx:slide>-1.665</PDBx:slide>
         <PDBx:step_name>AA_G4G5:C16C17_AA</PDBx:step_name>
         <PDBx:step_number>4</PDBx:step_number>
         <PDBx:tilt>4.300</PDBx:tilt>
         <PDBx:tip>-6.209</PDBx:tip>
         <PDBx:twist>39.986</PDBx:twist>
         <PDBx:x_displacement>-3.187</PDBx:x_displacement>
         <PDBx:y_displacement>0.227</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="G" i_label_comp_id_2="U" i_label_seq_id_1="5" i_label_seq_id_2="6" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="C" j_label_comp_id_2="A" j_label_seq_id_1="16" j_label_seq_id_2="28" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>-1.767</PDBx:helical_rise>
         <PDBx:helical_twist>24.501</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>5</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>6</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>-9.937</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>16</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>28</PDBx:j_auth_seq_id_2>
         <PDBx:rise>1.634</PDBx:rise>
         <PDBx:roll>-3.999</PDBx:roll>
         <PDBx:shift>-6.395</PDBx:shift>
         <PDBx:slide>-0.647</PDBx:slide>
         <PDBx:step_name>AA_G5U6:A28C16_AA</PDBx:step_name>
         <PDBx:step_number>5</PDBx:step_number>
         <PDBx:tilt>12.600</PDBx:tilt>
         <PDBx:tip>-31.312</PDBx:tip>
         <PDBx:twist>20.675</PDBx:twist>
         <PDBx:x_displacement>-1.551</PDBx:x_displacement>
         <PDBx:y_displacement>14.984</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="U" i_label_comp_id_2="A" i_label_seq_id_1="6" i_label_seq_id_2="14" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="A" j_label_comp_id_2="A" j_label_seq_id_1="28" j_label_seq_id_2="29" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>-1.615</PDBx:helical_rise>
         <PDBx:helical_twist>176.600</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>6</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>14</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>-51.465</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>28</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>29</PDBx:j_auth_seq_id_2>
         <PDBx:rise>-2.805</PDBx:rise>
         <PDBx:roll>-102.421</PDBx:roll>
         <PDBx:shift>-0.244</PDBx:shift>
         <PDBx:slide>-2.699</PDBx:slide>
         <PDBx:step_name>AA_U6A14:A29A28_AA</PDBx:step_name>
         <PDBx:step_number>6</PDBx:step_number>
         <PDBx:tilt>-139.238</PDBx:tilt>
         <PDBx:tip>69.965</PDBx:tip>
         <PDBx:twist>123.176</PDBx:twist>
         <PDBx:x_displacement>-1.681</PDBx:x_displacement>
         <PDBx:y_displacement>0.572</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="A" i_label_comp_id_2="G" i_label_seq_id_1="14" i_label_seq_id_2="11" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="A" j_label_comp_id_2="C" j_label_seq_id_1="29" j_label_seq_id_2="30" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>-3.221</PDBx:helical_rise>
         <PDBx:helical_twist>-45.227</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>14</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>11</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>7.358</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>29</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>30</PDBx:j_auth_seq_id_2>
         <PDBx:rise>-3.316</PDBx:rise>
         <PDBx:roll>-5.645</PDBx:roll>
         <PDBx:shift>0.246</PDBx:shift>
         <PDBx:slide>0.647</PDBx:slide>
         <PDBx:step_name>AA_A14G11:C30A29_AA</PDBx:step_name>
         <PDBx:step_number>7</PDBx:step_number>
         <PDBx:tilt>1.185</PDBx:tilt>
         <PDBx:tip>1.545</PDBx:tip>
         <PDBx:twist>-44.876</PDBx:twist>
         <PDBx:x_displacement>-1.347</PDBx:x_displacement>
         <PDBx:y_displacement>0.214</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="G" i_label_comp_id_2="G" i_label_seq_id_1="11" i_label_seq_id_2="8" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="C" j_label_comp_id_2="A" j_label_seq_id_1="30" j_label_seq_id_2="31" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>1.307</PDBx:helical_rise>
         <PDBx:helical_twist>-174.828</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>11</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>8</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>4.626</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>30</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>31</PDBx:j_auth_seq_id_2>
         <PDBx:rise>3.165</PDBx:rise>
         <PDBx:roll>-9.168</PDBx:roll>
         <PDBx:shift>-2.608</PDBx:shift>
         <PDBx:slide>3.093</PDBx:slide>
         <PDBx:step_name>AA_G11G8:A31C30_AA</PDBx:step_name>
         <PDBx:step_number>8</PDBx:step_number>
         <PDBx:tilt>-170.348</PDBx:tilt>
         <PDBx:tip>-85.946</PDBx:tip>
         <PDBx:twist>-113.227</PDBx:twist>
         <PDBx:x_displacement>-1.512</PDBx:x_displacement>
         <PDBx:y_displacement>-1.973</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="G" i_label_comp_id_2="A" i_label_seq_id_1="8" i_label_seq_id_2="10" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="A" j_label_comp_id_2="A" j_label_seq_id_1="31" j_label_seq_id_2="32" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>4.841</PDBx:helical_rise>
         <PDBx:helical_twist>-160.792</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>8</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>10</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>-21.788</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>31</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>32</PDBx:j_auth_seq_id_2>
         <PDBx:rise>-1.892</PDBx:rise>
         <PDBx:roll>39.513</PDBx:roll>
         <PDBx:shift>-6.056</PDBx:shift>
         <PDBx:slide>2.785</PDBx:slide>
         <PDBx:step_name>AA_G8A10:A32A31_AA</PDBx:step_name>
         <PDBx:step_number>9</PDBx:step_number>
         <PDBx:tilt>155.637</PDBx:tilt>
         <PDBx:tip>85.821</PDBx:tip>
         <PDBx:twist>-17.086</PDBx:twist>
         <PDBx:x_displacement>-1.728</PDBx:x_displacement>
         <PDBx:y_displacement>-1.826</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
      <PDBx:ndb_struct_na_base_pair_step i_label_asym_id_1="A" i_label_asym_id_2="A" i_label_comp_id_1="A" i_label_comp_id_2="G" i_label_seq_id_1="10" i_label_seq_id_2="33" i_symmetry_1="1_555" i_symmetry_2="1_555" j_label_asym_id_1="A" j_label_asym_id_2="A" j_label_comp_id_1="A" j_label_comp_id_2="C" j_label_seq_id_1="32" j_label_seq_id_2="9" j_symmetry_1="1_555" j_symmetry_2="1_555" model_number="1">
         <PDBx:helical_rise>1.407</PDBx:helical_rise>
         <PDBx:helical_twist>-179.845</PDBx:helical_twist>
         <PDBx:i_auth_asym_id_1>A</PDBx:i_auth_asym_id_1>
         <PDBx:i_auth_asym_id_2>A</PDBx:i_auth_asym_id_2>
         <PDBx:i_auth_seq_id_1>10</PDBx:i_auth_seq_id_1>
         <PDBx:i_auth_seq_id_2>33</PDBx:i_auth_seq_id_2>
         <PDBx:inclination>-46.832</PDBx:inclination>
         <PDBx:j_auth_asym_id_1>A</PDBx:j_auth_asym_id_1>
         <PDBx:j_auth_asym_id_2>A</PDBx:j_auth_asym_id_2>
         <PDBx:j_auth_seq_id_1>32</PDBx:j_auth_seq_id_1>
         <PDBx:j_auth_seq_id_2>9</PDBx:j_auth_seq_id_2>
         <PDBx:rise>1.738</PDBx:rise>
         <PDBx:roll>93.644</PDBx:roll>
         <PDBx:shift>1.482</PDBx:shift>
         <PDBx:slide>3.079</PDBx:slide>
         <PDBx:step_name>AA_A10G33:C9A32_AA</PDBx:step_name>
         <PDBx:step_number>10</PDBx:step_number>
         <PDBx:tilt>-153.314</PDBx:tilt>
         <PDBx:tip>-76.673</PDBx:tip>
         <PDBx:twist>-127.279</PDBx:twist>
         <PDBx:x_displacement>-1.732</PDBx:x_displacement>
         <PDBx:y_displacement>0.427</PDBx:y_displacement>
      </PDBx:ndb_struct_na_base_pair_step>
   </PDBx:ndb_struct_na_base_pair_stepCategory>
   <PDBx:pdbx_audit_revision_categoryCategory>
      <PDBx:pdbx_audit_revision_category data_content_type="Structure model" ordinal="1" revision_ordinal="4">
         <PDBx:category>audit_author</PDBx:category>
      </PDBx:pdbx_audit_revision_category>
   </PDBx:pdbx_audit_revision_categoryCategory>
   <PDBx:pdbx_audit_revision_detailsCategory>
      <PDBx:pdbx_audit_revision_details data_content_type="Structure model" ordinal="1" revision_ordinal="1">
         <PDBx:provider>repository</PDBx:provider>
         <PDBx:type>Initial release</PDBx:type>
      </PDBx:pdbx_audit_revision_details>
   </PDBx:pdbx_audit_revision_detailsCategory>
   <PDBx:pdbx_audit_revision_groupCategory>
      <PDBx:pdbx_audit_revision_group data_content_type="Structure model" ordinal="1" revision_ordinal="2">
         <PDBx:group>Version format compliance</PDBx:group>
      </PDBx:pdbx_audit_revision_group>
      <PDBx:pdbx_audit_revision_group data_content_type="Structure model" ordinal="2" revision_ordinal="3">
         <PDBx:group>Database references</PDBx:group>
      </PDBx:pdbx_audit_revision_group>
      <PDBx:pdbx_audit_revision_group data_content_type="Structure model" ordinal="3" revision_ordinal="4">
         <PDBx:group>Structure summary</PDBx:group>
      </PDBx:pdbx_audit_revision_group>
   </PDBx:pdbx_audit_revision_groupCategory>
   <PDBx:pdbx_audit_revision_historyCategory>
      <PDBx:pdbx_audit_revision_history data_content_type="Structure model" ordinal="1">
         <PDBx:major_revision>1</PDBx:major_revision>
         <PDBx:minor_revision>0</PDBx:minor_revision>
         <PDBx:revision_date>2011-05-18</PDBx:revision_date>
      </PDBx:pdbx_audit_revision_history>
      <PDBx:pdbx_audit_revision_history data_content_type="Structure model" ordinal="2">
         <PDBx:major_revision>1</PDBx:major_revision>
         <PDBx:minor_revision>1</PDBx:minor_revision>
         <PDBx:revision_date>2011-07-13</PDBx:revision_date>
      </PDBx:pdbx_audit_revision_history>
      <PDBx:pdbx_audit_revision_history data_content_type="Structure model" ordinal="3">
         <PDBx:major_revision>1</PDBx:major_revision>
         <PDBx:minor_revision>2</PDBx:minor_revision>
         <PDBx:revision_date>2013-06-12</PDBx:revision_date>
      </PDBx:pdbx_audit_revision_history>
      <PDBx:pdbx_audit_revision_history data_content_type="Structure model" ordinal="4">
         <PDBx:major_revision>1</PDBx:major_revision>
         <PDBx:minor_revision>3</PDBx:minor_revision>
         <PDBx:revision_date>2018-01-24</PDBx:revision_date>
      </PDBx:pdbx_audit_revision_history>
   </PDBx:pdbx_audit_revision_historyCategory>
   <PDBx:pdbx_audit_revision_itemCategory>
      <PDBx:pdbx_audit_revision_item data_content_type="Structure model" ordinal="1" revision_ordinal="4">
         <PDBx:item>_audit_author.name</PDBx:item>
      </PDBx:pdbx_audit_revision_item>
   </PDBx:pdbx_audit_revision_itemCategory>
   <PDBx:pdbx_database_relatedCategory>
      <PDBx:pdbx_database_related content_type="unspecified" db_id="3GCA" db_name="PDB">
         <PDBx:details>Crystal structure of PreQ1 riboswitch with PreQ0 metabolite bound</PDBx:details>
      </PDBx:pdbx_database_related>
      <PDBx:pdbx_database_related content_type="unspecified" db_id="3Q50" db_name="PDB">
         <PDBx:details xsi:nil="true" />
      </PDBx:pdbx_database_related>
   </PDBx:pdbx_database_relatedCategory>
   <PDBx:pdbx_database_statusCategory>
      <PDBx:pdbx_database_status entry_id="3Q51">
         <PDBx:deposit_site>RCSB</PDBx:deposit_site>
         <PDBx:pdb_format_compatible>Y</PDBx:pdb_format_compatible>
         <PDBx:process_site>RCSB</PDBx:process_site>
         <PDBx:recvd_initial_deposition_date>2010-12-26</PDBx:recvd_initial_deposition_date>
         <PDBx:status_code>REL</PDBx:status_code>
         <PDBx:status_code_sf>REL</PDBx:status_code_sf>
      </PDBx:pdbx_database_status>
   </PDBx:pdbx_database_statusCategory>
   <PDBx:pdbx_entity_nonpolyCategory>
      <PDBx:pdbx_entity_nonpoly entity_id="2">
         <PDBx:comp_id>SO4</PDBx:comp_id>
         <PDBx:name>SULFATE ION</PDBx:name>
      </PDBx:pdbx_entity_nonpoly>
      <PDBx:pdbx_entity_nonpoly entity_id="3">
         <PDBx:comp_id>MG</PDBx:comp_id>
         <PDBx:name>MAGNESIUM ION</PDBx:name>
      </PDBx:pdbx_entity_nonpoly>
      <PDBx:pdbx_entity_nonpoly entity_id="4">
         <PDBx:comp_id>HOH</PDBx:comp_id>
         <PDBx:name>water</PDBx:name>
      </PDBx:pdbx_entity_nonpoly>
   </PDBx:pdbx_entity_nonpolyCategory>
   <PDBx:pdbx_entity_src_synCategory>
      <PDBx:pdbx_entity_src_syn entity_id="1" pdbx_src_id="1">
         <PDBx:details>The RNA strand was chemically synthesized based on the sequence of a class I, Type 1 PreQ1 riboswitch aptamer from T. tengcongensis</PDBx:details>
         <PDBx:pdbx_alt_source_flag>sample</PDBx:pdbx_alt_source_flag>
      </PDBx:pdbx_entity_src_syn>
   </PDBx:pdbx_entity_src_synCategory>
   <PDBx:pdbx_nonpoly_schemeCategory>
      <PDBx:pdbx_nonpoly_scheme asym_id="B" ndb_seq_num="1">
         <PDBx:auth_mon_id>SO4</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>103</PDBx:auth_seq_num>
         <PDBx:entity_id>2</PDBx:entity_id>
         <PDBx:mon_id>SO4</PDBx:mon_id>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>SO4</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>103</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_nonpoly_scheme>
      <PDBx:pdbx_nonpoly_scheme asym_id="C" ndb_seq_num="1">
         <PDBx:auth_mon_id>MG</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>105</PDBx:auth_seq_num>
         <PDBx:entity_id>3</PDBx:entity_id>
         <PDBx:mon_id>MG</PDBx:mon_id>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>MG</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>105</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_nonpoly_scheme>
      <PDBx:pdbx_nonpoly_scheme asym_id="D" ndb_seq_num="1">
         <PDBx:auth_mon_id>HOH</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>200</PDBx:auth_seq_num>
         <PDBx:entity_id>4</PDBx:entity_id>
         <PDBx:mon_id>HOH</PDBx:mon_id>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>HOH</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>200</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_nonpoly_scheme>
      <PDBx:pdbx_nonpoly_scheme asym_id="D" ndb_seq_num="2">
         <PDBx:auth_mon_id>HOH</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>201</PDBx:auth_seq_num>
         <PDBx:entity_id>4</PDBx:entity_id>
         <PDBx:mon_id>HOH</PDBx:mon_id>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>HOH</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>201</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_nonpoly_scheme>
      <PDBx:pdbx_nonpoly_scheme asym_id="D" ndb_seq_num="3">
         <PDBx:auth_mon_id>HOH</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>202</PDBx:auth_seq_num>
         <PDBx:entity_id>4</PDBx:entity_id>
         <PDBx:mon_id>HOH</PDBx:mon_id>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>HOH</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>202</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_nonpoly_scheme>
      <PDBx:pdbx_nonpoly_scheme asym_id="D" ndb_seq_num="4">
         <PDBx:auth_mon_id>HOH</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>203</PDBx:auth_seq_num>
         <PDBx:entity_id>4</PDBx:entity_id>
         <PDBx:mon_id>HOH</PDBx:mon_id>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>HOH</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>203</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_nonpoly_scheme>
   </PDBx:pdbx_nonpoly_schemeCategory>
   <PDBx:pdbx_poly_seq_schemeCategory>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="1">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>1</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>1</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>1</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="U" seq_id="2">
         <PDBx:auth_mon_id>U</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>2</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>2</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>U</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>2</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="G" seq_id="3">
         <PDBx:auth_mon_id>G</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>3</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>3</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>G</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>3</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="G" seq_id="4">
         <PDBx:auth_mon_id>G</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>4</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>4</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>G</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>4</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="G" seq_id="5">
         <PDBx:auth_mon_id>G</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>5</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>5</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>G</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>5</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="U" seq_id="6">
         <PDBx:auth_mon_id>U</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>6</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>6</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>U</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>6</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="7">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>7</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>7</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>7</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="G" seq_id="8">
         <PDBx:auth_mon_id>G</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>8</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>8</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>G</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>8</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="9">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>9</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>9</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>9</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="10">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>10</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>10</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>10</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="G" seq_id="11">
         <PDBx:auth_mon_id>G</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>11</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>11</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>G</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>11</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="U" seq_id="12">
         <PDBx:auth_mon_id>U</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>12</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>12</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>U</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>12</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="13">
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>13</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_seq_num>13</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="14">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>14</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>14</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>14</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="15">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>15</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>15</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>15</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="16">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>16</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>16</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>16</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="17">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>17</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>17</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>17</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="18">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>18</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>18</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>18</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="19">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>19</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>19</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>19</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="G" seq_id="20">
         <PDBx:auth_mon_id>G</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>20</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>20</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>G</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>20</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="U" seq_id="21">
         <PDBx:auth_mon_id>U</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>21</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>21</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>U</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>21</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="U" seq_id="22">
         <PDBx:auth_mon_id>U</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>22</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>22</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>U</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>22</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="23">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>23</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>23</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>23</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="24">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>24</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>24</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>24</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="25">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>25</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>25</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>25</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="26">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>26</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>26</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>26</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="27">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>27</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>27</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>27</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="28">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>28</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>28</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>28</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="29">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>29</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>29</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>29</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="C" seq_id="30">
         <PDBx:auth_mon_id>C</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>30</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>30</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>C</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>30</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="31">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>31</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>31</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>31</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="A" seq_id="32">
         <PDBx:auth_mon_id>A</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>32</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>32</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>A</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>32</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
      <PDBx:pdbx_poly_seq_scheme asym_id="A" entity_id="1" mon_id="G" seq_id="33">
         <PDBx:auth_mon_id>G</PDBx:auth_mon_id>
         <PDBx:auth_seq_num>33</PDBx:auth_seq_num>
         <PDBx:hetero>n</PDBx:hetero>
         <PDBx:ndb_seq_num>33</PDBx:ndb_seq_num>
         <PDBx:pdb_ins_code xsi:nil="true" />
         <PDBx:pdb_mon_id>G</PDBx:pdb_mon_id>
         <PDBx:pdb_seq_num>33</PDBx:pdb_seq_num>
         <PDBx:pdb_strand_id>A</PDBx:pdb_strand_id>
      </PDBx:pdbx_poly_seq_scheme>
   </PDBx:pdbx_poly_seq_schemeCategory>
   <PDBx:pdbx_struct_assemblyCategory>
      <PDBx:pdbx_struct_assembly id="1">
         <PDBx:details>author_and_software_defined_assembly</PDBx:details>
         <PDBx:method_details>PISA</PDBx:method_details>
         <PDBx:oligomeric_count>1</PDBx:oligomeric_count>
         <PDBx:oligomeric_details>monomeric</PDBx:oligomeric_details>
      </PDBx:pdbx_struct_assembly>
   </PDBx:pdbx_struct_assemblyCategory>
   <PDBx:pdbx_struct_assembly_genCategory>
      <PDBx:pdbx_struct_assembly_gen assembly_id="1" asym_id_list="A,B,C,D" oper_expression="1"></PDBx:pdbx_struct_assembly_gen>
   </PDBx:pdbx_struct_assembly_genCategory>
   <PDBx:pdbx_struct_oper_listCategory>
      <PDBx:pdbx_struct_oper_list id="1">
         <PDBx:matrix11>1.0000000000</PDBx:matrix11>
         <PDBx:matrix12>0.0000000000</PDBx:matrix12>
         <PDBx:matrix13>0.0000000000</PDBx:matrix13>
         <PDBx:matrix21>0.0000000000</PDBx:matrix21>
         <PDBx:matrix22>1.0000000000</PDBx:matrix22>
         <PDBx:matrix23>0.0000000000</PDBx:matrix23>
         <PDBx:matrix31>0.0000000000</PDBx:matrix31>
         <PDBx:matrix32>0.0000000000</PDBx:matrix32>
         <PDBx:matrix33>1.0000000000</PDBx:matrix33>
         <PDBx:name>1_555</PDBx:name>
         <PDBx:symmetry_operation>x,y,z</PDBx:symmetry_operation>
         <PDBx:type>identity operation</PDBx:type>
         <PDBx:vector1>0.0000000000</PDBx:vector1>
         <PDBx:vector2>0.0000000000</PDBx:vector2>
         <PDBx:vector3>0.0000000000</PDBx:vector3>
      </PDBx:pdbx_struct_oper_list>
   </PDBx:pdbx_struct_oper_listCategory>
   <PDBx:pdbx_unobs_or_zero_occ_residuesCategory>
      <PDBx:pdbx_unobs_or_zero_occ_residues id="1">
         <PDBx:PDB_model_num>1</PDBx:PDB_model_num>
         <PDBx:auth_asym_id>A</PDBx:auth_asym_id>
         <PDBx:auth_comp_id>A</PDBx:auth_comp_id>
         <PDBx:auth_seq_id>13</PDBx:auth_seq_id>
         <PDBx:label_asym_id>A</PDBx:label_asym_id>
         <PDBx:label_comp_id>A</PDBx:label_comp_id>
         <PDBx:label_seq_id>13</PDBx:label_seq_id>
         <PDBx:occupancy_flag>1</PDBx:occupancy_flag>
         <PDBx:polymer_flag>Y</PDBx:polymer_flag>
      </PDBx:pdbx_unobs_or_zero_occ_residues>
   </PDBx:pdbx_unobs_or_zero_occ_residuesCategory>
   <PDBx:refineCategory>
      <PDBx:refine entry_id="3Q51" pdbx_refine_id="X-RAY DIFFRACTION">
         <PDBx:B_iso_max>104.740</PDBx:B_iso_max>
         <PDBx:B_iso_mean>56.6848</PDBx:B_iso_mean>
         <PDBx:B_iso_min>34.720</PDBx:B_iso_min>
         <PDBx:aniso_B11>10.6047</PDBx:aniso_B11>
         <PDBx:aniso_B12>0.0000</PDBx:aniso_B12>
         <PDBx:aniso_B13>-0.0000</PDBx:aniso_B13>
         <PDBx:aniso_B22>10.6047</PDBx:aniso_B22>
         <PDBx:aniso_B23>0.0000</PDBx:aniso_B23>
         <PDBx:aniso_B33>-21.2094</PDBx:aniso_B33>
         <PDBx:ls_R_factor_R_free>0.2722</PDBx:ls_R_factor_R_free>
         <PDBx:ls_R_factor_R_work>0.2260</PDBx:ls_R_factor_R_work>
         <PDBx:ls_R_factor_obs>0.2306</PDBx:ls_R_factor_obs>
         <PDBx:ls_d_res_high>2.8500</PDBx:ls_d_res_high>
         <PDBx:ls_d_res_low>27.8400</PDBx:ls_d_res_low>
         <PDBx:ls_number_reflns_R_free>561</PDBx:ls_number_reflns_R_free>
         <PDBx:ls_number_reflns_obs>5639</PDBx:ls_number_reflns_obs>
         <PDBx:ls_percent_reflns_R_free>9.9500</PDBx:ls_percent_reflns_R_free>
         <PDBx:ls_percent_reflns_obs>97.5800</PDBx:ls_percent_reflns_obs>
         <PDBx:occupancy_max>1.000</PDBx:occupancy_max>
         <PDBx:occupancy_min>0.500</PDBx:occupancy_min>
         <PDBx:overall_SU_ML>0.4000</PDBx:overall_SU_ML>
         <PDBx:pdbx_R_Free_selection_details>copied R-free set from 3GCA</PDBx:pdbx_R_Free_selection_details>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_ls_cross_valid_method>THROUGHOUT</PDBx:pdbx_ls_cross_valid_method>
         <PDBx:pdbx_ls_sigma_F>0.000</PDBx:pdbx_ls_sigma_F>
         <PDBx:pdbx_method_to_determine_struct>FOURIER SYNTHESIS</PDBx:pdbx_method_to_determine_struct>
         <PDBx:pdbx_solvent_shrinkage_radii>0.7200</PDBx:pdbx_solvent_shrinkage_radii>
         <PDBx:pdbx_solvent_vdw_probe_radii>1.0000</PDBx:pdbx_solvent_vdw_probe_radii>
         <PDBx:pdbx_starting_model>3GCA</PDBx:pdbx_starting_model>
         <PDBx:solvent_model_details>FLAT BULK SOLVENT MODEL</PDBx:solvent_model_details>
         <PDBx:solvent_model_param_bsol>50.2930</PDBx:solvent_model_param_bsol>
         <PDBx:solvent_model_param_ksol>0.2630</PDBx:solvent_model_param_ksol>
      </PDBx:refine>
   </PDBx:refineCategory>
   <PDBx:refine_analyzeCategory>
      <PDBx:refine_analyze entry_id="3Q51" pdbx_refine_id="X-RAY DIFFRACTION">
         <PDBx:Luzzati_sigma_a_obs>0.40</PDBx:Luzzati_sigma_a_obs>
      </PDBx:refine_analyze>
   </PDBx:refine_analyzeCategory>
   <PDBx:refine_histCategory>
      <PDBx:refine_hist cycle_id="LAST" pdbx_refine_id="X-RAY DIFFRACTION">
         <PDBx:d_res_high>2.8500</PDBx:d_res_high>
         <PDBx:d_res_low>27.8400</PDBx:d_res_low>
         <PDBx:number_atoms_solvent>4</PDBx:number_atoms_solvent>
         <PDBx:number_atoms_total>690</PDBx:number_atoms_total>
         <PDBx:pdbx_number_atoms_ligand>6</PDBx:pdbx_number_atoms_ligand>
         <PDBx:pdbx_number_atoms_nucleic_acid>680</PDBx:pdbx_number_atoms_nucleic_acid>
         <PDBx:pdbx_number_atoms_protein>0</PDBx:pdbx_number_atoms_protein>
      </PDBx:refine_hist>
   </PDBx:refine_histCategory>
   <PDBx:refine_ls_restrCategory>
      <PDBx:refine_ls_restr pdbx_refine_id="X-RAY DIFFRACTION" type="f_bond_d">
         <PDBx:dev_ideal>0.006</PDBx:dev_ideal>
         <PDBx:number>764</PDBx:number>
      </PDBx:refine_ls_restr>
      <PDBx:refine_ls_restr pdbx_refine_id="X-RAY DIFFRACTION" type="f_angle_d">
         <PDBx:dev_ideal>0.844</PDBx:dev_ideal>
         <PDBx:number>1186</PDBx:number>
      </PDBx:refine_ls_restr>
      <PDBx:refine_ls_restr pdbx_refine_id="X-RAY DIFFRACTION" type="f_chiral_restr">
         <PDBx:dev_ideal>0.056</PDBx:dev_ideal>
         <PDBx:number>159</PDBx:number>
      </PDBx:refine_ls_restr>
      <PDBx:refine_ls_restr pdbx_refine_id="X-RAY DIFFRACTION" type="f_plane_restr">
         <PDBx:dev_ideal>0.008</PDBx:dev_ideal>
         <PDBx:number>32</PDBx:number>
      </PDBx:refine_ls_restr>
      <PDBx:refine_ls_restr pdbx_refine_id="X-RAY DIFFRACTION" type="f_dihedral_angle_d">
         <PDBx:dev_ideal>19.382</PDBx:dev_ideal>
         <PDBx:number>377</PDBx:number>
      </PDBx:refine_ls_restr>
   </PDBx:refine_ls_restrCategory>
   <PDBx:refine_ls_shellCategory>
      <PDBx:refine_ls_shell d_res_high="2.850" pdbx_refine_id="X-RAY DIFFRACTION">
         <PDBx:R_factor_R_free>0.3643</PDBx:R_factor_R_free>
         <PDBx:R_factor_R_free_error xsi:nil="true" />
         <PDBx:R_factor_R_work>0.3714</PDBx:R_factor_R_work>
         <PDBx:R_factor_all xsi:nil="true" />
         <PDBx:d_res_low>3.1366</PDBx:d_res_low>
         <PDBx:number_reflns_R_free>129</PDBx:number_reflns_R_free>
         <PDBx:number_reflns_R_work>1210</PDBx:number_reflns_R_work>
         <PDBx:number_reflns_all>1339</PDBx:number_reflns_all>
         <PDBx:number_reflns_obs xsi:nil="true" />
         <PDBx:pdbx_total_number_of_bins_used>4</PDBx:pdbx_total_number_of_bins_used>
         <PDBx:percent_reflns_R_free xsi:nil="true" />
         <PDBx:percent_reflns_obs>95.0000</PDBx:percent_reflns_obs>
         <PDBx:redundancy_reflns_obs xsi:nil="true" />
      </PDBx:refine_ls_shell>
      <PDBx:refine_ls_shell d_res_high="3.1366" pdbx_refine_id="X-RAY DIFFRACTION">
         <PDBx:R_factor_R_free>0.3131</PDBx:R_factor_R_free>
         <PDBx:R_factor_R_free_error xsi:nil="true" />
         <PDBx:R_factor_R_work>0.2379</PDBx:R_factor_R_work>
         <PDBx:R_factor_all xsi:nil="true" />
         <PDBx:d_res_low>3.5897</PDBx:d_res_low>
         <PDBx:number_reflns_R_free>136</PDBx:number_reflns_R_free>
         <PDBx:number_reflns_R_work>1243</PDBx:number_reflns_R_work>
         <PDBx:number_reflns_all>1379</PDBx:number_reflns_all>
         <PDBx:number_reflns_obs xsi:nil="true" />
         <PDBx:pdbx_total_number_of_bins_used>4</PDBx:pdbx_total_number_of_bins_used>
         <PDBx:percent_reflns_R_free xsi:nil="true" />
         <PDBx:percent_reflns_obs>98.0000</PDBx:percent_reflns_obs>
         <PDBx:redundancy_reflns_obs xsi:nil="true" />
      </PDBx:refine_ls_shell>
      <PDBx:refine_ls_shell d_res_high="3.5897" pdbx_refine_id="X-RAY DIFFRACTION">
         <PDBx:R_factor_R_free>0.2707</PDBx:R_factor_R_free>
         <PDBx:R_factor_R_free_error xsi:nil="true" />
         <PDBx:R_factor_R_work>0.2294</PDBx:R_factor_R_work>
         <PDBx:R_factor_all xsi:nil="true" />
         <PDBx:d_res_low>4.5195</PDBx:d_res_low>
         <PDBx:number_reflns_R_free>143</PDBx:number_reflns_R_free>
         <PDBx:number_reflns_R_work>1279</PDBx:number_reflns_R_work>
         <PDBx:number_reflns_all>1422</PDBx:number_reflns_all>
         <PDBx:number_reflns_obs xsi:nil="true" />
         <PDBx:pdbx_total_number_of_bins_used>4</PDBx:pdbx_total_number_of_bins_used>
         <PDBx:percent_reflns_R_free xsi:nil="true" />
         <PDBx:percent_reflns_obs>99.0000</PDBx:percent_reflns_obs>
         <PDBx:redundancy_reflns_obs xsi:nil="true" />
      </PDBx:refine_ls_shell>
      <PDBx:refine_ls_shell d_res_high="4.5195" pdbx_refine_id="X-RAY DIFFRACTION">
         <PDBx:R_factor_R_free>0.2403</PDBx:R_factor_R_free>
         <PDBx:R_factor_R_free_error xsi:nil="true" />
         <PDBx:R_factor_R_work>0.1907</PDBx:R_factor_R_work>
         <PDBx:R_factor_all xsi:nil="true" />
         <PDBx:d_res_low>27.8410</PDBx:d_res_low>
         <PDBx:number_reflns_R_free>153</PDBx:number_reflns_R_free>
         <PDBx:number_reflns_R_work>1346</PDBx:number_reflns_R_work>
         <PDBx:number_reflns_all>1499</PDBx:number_reflns_all>
         <PDBx:number_reflns_obs xsi:nil="true" />
         <PDBx:pdbx_total_number_of_bins_used>4</PDBx:pdbx_total_number_of_bins_used>
         <PDBx:percent_reflns_R_free xsi:nil="true" />
         <PDBx:percent_reflns_obs>98.0000</PDBx:percent_reflns_obs>
         <PDBx:redundancy_reflns_obs xsi:nil="true" />
      </PDBx:refine_ls_shell>
   </PDBx:refine_ls_shellCategory>
   <PDBx:reflnsCategory>
      <PDBx:reflns pdbx_ordinal="1">
         <PDBx:B_iso_Wilson_estimate>70.4</PDBx:B_iso_Wilson_estimate>
         <PDBx:d_resolution_high>2.85</PDBx:d_resolution_high>
         <PDBx:d_resolution_low>50.000</PDBx:d_resolution_low>
         <PDBx:entry_id>3Q51</PDBx:entry_id>
         <PDBx:number_obs>5771</PDBx:number_obs>
         <PDBx:observed_criterion_sigma_F>0</PDBx:observed_criterion_sigma_F>
         <PDBx:observed_criterion_sigma_I>-3</PDBx:observed_criterion_sigma_I>
         <PDBx:pdbx_Rmerge_I_obs>0.075</PDBx:pdbx_Rmerge_I_obs>
         <PDBx:pdbx_chi_squared>1.292</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_netI_over_sigmaI>14.800</PDBx:pdbx_netI_over_sigmaI>
         <PDBx:pdbx_redundancy>7.200</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_obs>99.200</PDBx:percent_possible_obs>
      </PDBx:reflns>
   </PDBx:reflnsCategory>
   <PDBx:reflns_shellCategory>
      <PDBx:reflns_shell pdbx_ordinal="1">
         <PDBx:Rmerge_I_obs>0.357</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>2.850</PDBx:d_res_high>
         <PDBx:d_res_low>2.950</PDBx:d_res_low>
         <PDBx:number_unique_all>558</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>0.875</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>8.400</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>100.00</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="2">
         <PDBx:Rmerge_I_obs>0.249</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>2.950</PDBx:d_res_high>
         <PDBx:d_res_low>3.070</PDBx:d_res_low>
         <PDBx:number_unique_all>564</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>0.960</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>8.400</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>99.800</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="3">
         <PDBx:Rmerge_I_obs>0.178</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>3.070</PDBx:d_res_high>
         <PDBx:d_res_low>3.210</PDBx:d_res_low>
         <PDBx:number_unique_all>562</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.237</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>8.300</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>100.00</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="4">
         <PDBx:Rmerge_I_obs>0.118</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>3.210</PDBx:d_res_high>
         <PDBx:d_res_low>3.380</PDBx:d_res_low>
         <PDBx:number_unique_all>563</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.845</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>7.700</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>100.00</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="5">
         <PDBx:Rmerge_I_obs>0.099</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>3.380</PDBx:d_res_high>
         <PDBx:d_res_low>3.590</PDBx:d_res_low>
         <PDBx:number_unique_all>570</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.455</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>7.500</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>99.800</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="6">
         <PDBx:Rmerge_I_obs>0.085</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>3.590</PDBx:d_res_high>
         <PDBx:d_res_low>3.870</PDBx:d_res_low>
         <PDBx:number_unique_all>577</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.529</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>7.000</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>99.800</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="7">
         <PDBx:Rmerge_I_obs>0.074</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>3.870</PDBx:d_res_high>
         <PDBx:d_res_low>4.260</PDBx:d_res_low>
         <PDBx:number_unique_all>567</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.422</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>6.800</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>99.600</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="8">
         <PDBx:Rmerge_I_obs>0.058</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>4.260</PDBx:d_res_high>
         <PDBx:d_res_low>4.870</PDBx:d_res_low>
         <PDBx:number_unique_all>595</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.258</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>6.300</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>99.800</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="9">
         <PDBx:Rmerge_I_obs>0.048</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>4.870</PDBx:d_res_high>
         <PDBx:d_res_low>6.140</PDBx:d_res_low>
         <PDBx:number_unique_all>592</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.234</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>5.600</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>99.500</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
      <PDBx:reflns_shell pdbx_ordinal="10">
         <PDBx:Rmerge_I_obs>0.056</PDBx:Rmerge_I_obs>
         <PDBx:d_res_high>6.140</PDBx:d_res_high>
         <PDBx:d_res_low>50.000</PDBx:d_res_low>
         <PDBx:number_unique_all>623</PDBx:number_unique_all>
         <PDBx:pdbx_chi_squared>1.034</PDBx:pdbx_chi_squared>
         <PDBx:pdbx_diffrn_id>1</PDBx:pdbx_diffrn_id>
         <PDBx:pdbx_redundancy>5.600</PDBx:pdbx_redundancy>
         <PDBx:percent_possible_all>94.400</PDBx:percent_possible_all>
      </PDBx:reflns_shell>
   </PDBx:reflns_shellCategory>
   <PDBx:softwareCategory>
      <PDBx:software pdbx_ordinal="1">
         <PDBx:classification>data scaling</PDBx:classification>
         <PDBx:contact_author>Zbyszek Otwinowski</PDBx:contact_author>
         <PDBx:contact_author_email>hkl@hkl-xray.com</PDBx:contact_author_email>
         <PDBx:location>http://www.hkl-xray.com/</PDBx:location>
         <PDBx:name>SCALEPACK</PDBx:name>
         <PDBx:type>program</PDBx:type>
         <PDBx:version xsi:nil="true" />
      </PDBx:software>
      <PDBx:software pdbx_ordinal="2">
         <PDBx:classification>refinement</PDBx:classification>
         <PDBx:contact_author>Paul D. Adams</PDBx:contact_author>
         <PDBx:contact_author_email>PDAdams@lbl.gov</PDBx:contact_author_email>
         <PDBx:language>C++</PDBx:language>
         <PDBx:location>http://www.phenix-online.org/</PDBx:location>
         <PDBx:name>PHENIX</PDBx:name>
         <PDBx:type>package</PDBx:type>
         <PDBx:version>1.6.4_486</PDBx:version>
      </PDBx:software>
      <PDBx:software pdbx_ordinal="3">
         <PDBx:classification>data extraction</PDBx:classification>
         <PDBx:contact_author>PDB</PDBx:contact_author>
         <PDBx:contact_author_email>deposit@deposit.rcsb.org</PDBx:contact_author_email>
         <PDBx:date>June 10, 2010</PDBx:date>
         <PDBx:language>C++</PDBx:language>
         <PDBx:location>http://sw-tools.pdb.org/apps/PDB_EXTRACT/</PDBx:location>
         <PDBx:name>PDB_EXTRACT</PDBx:name>
         <PDBx:type>package</PDBx:type>
         <PDBx:version>3.10</PDBx:version>
      </PDBx:software>
      <PDBx:software pdbx_ordinal="4">
         <PDBx:classification>data collection</PDBx:classification>
         <PDBx:name>HKL-2000</PDBx:name>
         <PDBx:version xsi:nil="true" />
      </PDBx:software>
      <PDBx:software pdbx_ordinal="5">
         <PDBx:classification>data reduction</PDBx:classification>
         <PDBx:name>HKL-2000</PDBx:name>
         <PDBx:version xsi:nil="true" />
      </PDBx:software>
      <PDBx:software pdbx_ordinal="6">
         <PDBx:classification>data scaling</PDBx:classification>
         <PDBx:name>HKL-2000</PDBx:name>
         <PDBx:version xsi:nil="true" />
      </PDBx:software>
      <PDBx:software pdbx_ordinal="7">
         <PDBx:classification>phasing</PDBx:classification>
         <PDBx:name>PHENIX</PDBx:name>
         <PDBx:version>1.6.4_486</PDBx:version>
      </PDBx:software>
   </PDBx:softwareCategory>
   <PDBx:structCategory>
      <PDBx:struct entry_id="3Q51">
         <PDBx:pdbx_descriptor>PreQ1 riboswitch</PDBx:pdbx_descriptor>
         <PDBx:title>Structural analysis of a class I PreQ1 riboswitch aptamer in the metabolite-free state.</PDBx:title>
      </PDBx:struct>
   </PDBx:structCategory>
   <PDBx:struct_asymCategory>
      <PDBx:struct_asym id="A">
         <PDBx:entity_id>1</PDBx:entity_id>
         <PDBx:pdbx_blank_PDB_chainid_flag>N</PDBx:pdbx_blank_PDB_chainid_flag>
         <PDBx:pdbx_modified>N</PDBx:pdbx_modified>
      </PDBx:struct_asym>
      <PDBx:struct_asym id="B">
         <PDBx:entity_id>2</PDBx:entity_id>
         <PDBx:pdbx_blank_PDB_chainid_flag>N</PDBx:pdbx_blank_PDB_chainid_flag>
         <PDBx:pdbx_modified>N</PDBx:pdbx_modified>
      </PDBx:struct_asym>
      <PDBx:struct_asym id="C">
         <PDBx:entity_id>3</PDBx:entity_id>
         <PDBx:pdbx_blank_PDB_chainid_flag>N</PDBx:pdbx_blank_PDB_chainid_flag>
         <PDBx:pdbx_modified>N</PDBx:pdbx_modified>
      </PDBx:struct_asym>
      <PDBx:struct_asym id="D">
         <PDBx:entity_id>4</PDBx:entity_id>
         <PDBx:pdbx_blank_PDB_chainid_flag>N</PDBx:pdbx_blank_PDB_chainid_flag>
         <PDBx:pdbx_modified>N</PDBx:pdbx_modified>
      </PDBx:struct_asym>
   </PDBx:struct_asymCategory>
   <PDBx:struct_biolCategory>
      <PDBx:struct_biol id="1">
      </PDBx:struct_biol>
   </PDBx:struct_biolCategory>
   <PDBx:struct_connCategory>
      <PDBx:struct_conn id="hydrog1">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>1</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N3</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>1</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>G</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>20</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N1</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>G</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>20</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog2">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>1</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N4</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>1</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>G</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>20</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>O6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>G</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>20</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog3">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>1</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>1</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>G</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>20</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N2</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>G</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>20</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog4">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>U</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>2</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N3</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>U</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>2</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>19</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N1</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>19</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog5">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>U</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>2</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O4</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>U</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>2</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>19</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>19</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog6">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>3</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N1</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>3</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>18</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N3</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>18</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog7">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>3</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>3</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>18</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>O2</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>18</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog8">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>3</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O6</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>3</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>18</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N4</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>18</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog9">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>4</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N1</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>4</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>17</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N3</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>17</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog10">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>4</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>4</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>17</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>O2</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>17</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog11">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>4</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O6</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>4</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>17</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N4</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>17</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog12">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>5</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N1</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>5</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>16</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N3</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>16</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog13">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>5</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>5</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>16</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>O2</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>16</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog14">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>5</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O6</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>5</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>16</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N4</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>16</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog15">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>TYPE_10_PAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>5</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>5</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>27</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N1</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>27</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog16">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>TYPE_10_PAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>5</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N3</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>5</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>27</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>27</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog17">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>U-A PAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>U</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>6</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O4</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>U</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>6</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>14</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>14</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog18">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>HOOGSTEEN</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>U</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>6</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N3</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>U</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>6</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>28</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N7</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>28</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog19">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>HOOGSTEEN</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>U</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>6</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O4</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>U</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>6</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>28</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>28</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog20">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>C-G PAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>7</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N4</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>7</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>G</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>11</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N7</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>G</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>11</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog21">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>C-C MISPAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>7</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>7</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>30</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N4</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>30</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog22">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>TYPE_10_PAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>8</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>8</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>31</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N1</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>31</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog23">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>TYPE_10_PAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>8</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N3</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>8</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>31</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>31</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog24">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>9</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N3</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>9</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>G</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>33</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N1</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>G</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>33</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog25">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>9</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N4</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>9</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>G</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>33</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>O6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>G</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>33</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog26">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>9</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>9</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>G</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>33</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N2</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>G</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>33</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog27">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>A-A MISPAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>A</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>10</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N3</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>A</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>10</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>32</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>32</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog28">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>11</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N1</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>11</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>30</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N3</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>30</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog29">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>11</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>11</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>30</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>O2</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>30</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog30">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>WATSON-CRICK</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>11</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O6</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>11</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>C</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>30</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N4</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>C</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>30</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog31">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>A-A MISPAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>A</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>14</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N1</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>A</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>14</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>29</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>29</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog32">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>C-A MISPAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>16</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>16</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>28</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>28</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog33">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>C-A MISPAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>C</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>17</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>O2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>C</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>17</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>A</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>26</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>N6</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>A</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>26</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
      <PDBx:struct_conn id="hydrog34">
         <PDBx:conn_type_id>hydrog</PDBx:conn_type_id>
         <PDBx:details>G-U MISPAIR</PDBx:details>
         <PDBx:ptnr1_auth_asym_id>A</PDBx:ptnr1_auth_asym_id>
         <PDBx:ptnr1_auth_comp_id>G</PDBx:ptnr1_auth_comp_id>
         <PDBx:ptnr1_auth_seq_id>20</PDBx:ptnr1_auth_seq_id>
         <PDBx:ptnr1_label_asym_id>A</PDBx:ptnr1_label_asym_id>
         <PDBx:ptnr1_label_atom_id>N2</PDBx:ptnr1_label_atom_id>
         <PDBx:ptnr1_label_comp_id>G</PDBx:ptnr1_label_comp_id>
         <PDBx:ptnr1_label_seq_id>20</PDBx:ptnr1_label_seq_id>
         <PDBx:ptnr1_symmetry>1_555</PDBx:ptnr1_symmetry>
         <PDBx:ptnr2_auth_asym_id>A</PDBx:ptnr2_auth_asym_id>
         <PDBx:ptnr2_auth_comp_id>U</PDBx:ptnr2_auth_comp_id>
         <PDBx:ptnr2_auth_seq_id>21</PDBx:ptnr2_auth_seq_id>
         <PDBx:ptnr2_label_asym_id>A</PDBx:ptnr2_label_asym_id>
         <PDBx:ptnr2_label_atom_id>O4</PDBx:ptnr2_label_atom_id>
         <PDBx:ptnr2_label_comp_id>U</PDBx:ptnr2_label_comp_id>
         <PDBx:ptnr2_label_seq_id>21</PDBx:ptnr2_label_seq_id>
         <PDBx:ptnr2_symmetry>1_555</PDBx:ptnr2_symmetry>
      </PDBx:struct_conn>
   </PDBx:struct_connCategory>
   <PDBx:struct_conn_typeCategory>
      <PDBx:struct_conn_type id="hydrog">
      </PDBx:struct_conn_type>
   </PDBx:struct_conn_typeCategory>
   <PDBx:struct_keywordsCategory>
      <PDBx:struct_keywords entry_id="3Q51">
         <PDBx:pdbx_keywords>RNA</PDBx:pdbx_keywords>
         <PDBx:text>PREQ1, PREQ0, RNA, RIBOSOMAL BINDING SITE, APTAMER, METABOLITE, Pseudoknot, H-type, RIBOSWITCH</PDBx:text>
      </PDBx:struct_keywords>
   </PDBx:struct_keywordsCategory>
   <PDBx:struct_refCategory>
      <PDBx:struct_ref id="1">
         <PDBx:db_code>3Q51</PDBx:db_code>
         <PDBx:db_name>PDB</PDBx:db_name>
         <PDBx:entity_id>1</PDBx:entity_id>
         <PDBx:pdbx_db_accession>3Q51</PDBx:pdbx_db_accession>
         <PDBx:pdbx_seq_one_letter_code>CUGGGUCGCAGUAACCCCAGUUAACAAAACAAG</PDBx:pdbx_seq_one_letter_code>
      </PDBx:struct_ref>
   </PDBx:struct_refCategory>
   <PDBx:struct_ref_seqCategory>
      <PDBx:struct_ref_seq align_id="1">
         <PDBx:db_align_beg>1</PDBx:db_align_beg>
         <PDBx:db_align_end>33</PDBx:db_align_end>
         <PDBx:pdbx_PDB_id_code>3Q51</PDBx:pdbx_PDB_id_code>
         <PDBx:pdbx_auth_seq_align_beg>1</PDBx:pdbx_auth_seq_align_beg>
         <PDBx:pdbx_auth_seq_align_end>33</PDBx:pdbx_auth_seq_align_end>
         <PDBx:pdbx_db_accession>3Q51</PDBx:pdbx_db_accession>
         <PDBx:pdbx_strand_id>A</PDBx:pdbx_strand_id>
         <PDBx:ref_id>1</PDBx:ref_id>
         <PDBx:seq_align_beg>1</PDBx:seq_align_beg>
         <PDBx:seq_align_end>33</PDBx:seq_align_end>
      </PDBx:struct_ref_seq>
   </PDBx:struct_ref_seqCategory>
   <PDBx:struct_siteCategory>
      <PDBx:struct_site id="AC1">
         <PDBx:details>BINDING SITE FOR RESIDUE SO4 A 103</PDBx:details>
         <PDBx:pdbx_evidence_code>Software</PDBx:pdbx_evidence_code>
         <PDBx:pdbx_num_residues>1</PDBx:pdbx_num_residues>
      </PDBx:struct_site>
      <PDBx:struct_site id="AC2">
         <PDBx:details>BINDING SITE FOR RESIDUE MG A 105</PDBx:details>
         <PDBx:pdbx_evidence_code>Software</PDBx:pdbx_evidence_code>
         <PDBx:pdbx_num_residues>1</PDBx:pdbx_num_residues>
      </PDBx:struct_site>
   </PDBx:struct_siteCategory>
   <PDBx:struct_site_genCategory>
      <PDBx:struct_site_gen id="1" site_id="AC1">
         <PDBx:auth_asym_id>A</PDBx:auth_asym_id>
         <PDBx:auth_comp_id>C</PDBx:auth_comp_id>
         <PDBx:auth_seq_id>18</PDBx:auth_seq_id>
         <PDBx:label_asym_id>A</PDBx:label_asym_id>
         <PDBx:label_atom_id xsi:nil="true" />
         <PDBx:label_comp_id>C</PDBx:label_comp_id>
         <PDBx:label_seq_id>18</PDBx:label_seq_id>
         <PDBx:pdbx_num_res>1</PDBx:pdbx_num_res>
         <PDBx:symmetry>1_555</PDBx:symmetry>
      </PDBx:struct_site_gen>
      <PDBx:struct_site_gen id="2" site_id="AC2">
         <PDBx:auth_asym_id>A</PDBx:auth_asym_id>
         <PDBx:auth_comp_id>G</PDBx:auth_comp_id>
         <PDBx:auth_seq_id>5</PDBx:auth_seq_id>
         <PDBx:label_asym_id>A</PDBx:label_asym_id>
         <PDBx:label_atom_id xsi:nil="true" />
         <PDBx:label_comp_id>G</PDBx:label_comp_id>
         <PDBx:label_seq_id>5</PDBx:label_seq_id>
         <PDBx:pdbx_num_res>1</PDBx:pdbx_num_res>
         <PDBx:symmetry>1_555</PDBx:symmetry>
      </PDBx:struct_site_gen>
   </PDBx:struct_site_genCategory>
   <PDBx:symmetryCategory>
      <PDBx:symmetry entry_id="3Q51">
         <PDBx:Int_Tables_number>182</PDBx:Int_Tables_number>
         <PDBx:space_group_name_H-M>P 63 2 2</PDBx:space_group_name_H-M>
      </PDBx:symmetry>
   </PDBx:symmetryCategory>
</PDBx:datablock>
