RESIDUE   CYB     82
CONECT      CHA    3 C1A  C4D  HHA 
CONECT      NA     2 C1A  C4A 
CONECT      C1A    3 CHA  NA   C2A 
CONECT      C2A    3 C1A  C3A  CAA 
CONECT      C3A    3 C2A  C4A  CMA 
CONECT      C4A    3 NA   C3A  CHB 
CONECT      CMA    4 C3A  HMA1 HMA2 HMA3
CONECT      CAA    4 C2A  CBA  HAA1 HAA2
CONECT      CBA    4 CAA  CGA  HBA1 HBA2
CONECT      CGA    3 CBA  O1A  O2A 
CONECT      O1A    1 CGA 
CONECT      O2A    2 CGA  H2A 
CONECT      CHB    4 C4A  C1B  HHB1 HHB2
CONECT      NB     3 C1B  C4B  HB  
CONECT      C1B    4 CHB  NB   C2B  H1B 
CONECT      C2B    3 C1B  C3B  CMB 
CONECT      C3B    3 C2B  C4B  CAB 
CONECT      C4B    3 NB   C3B  OB  
CONECT      CMB    4 C2B  HMB1 HMB2 HMB3
CONECT      CAB    4 C3B  CBB  HAB1 HAB2
CONECT      CBB    4 CAB  HBB1 HBB2 HBB3
CONECT      OB     1 C4B 
CONECT      NC     3 C1C  C4C  HC  
CONECT      C1C    3 NC   C2C  OC  
CONECT      C2C    3 C1C  C3C  H2C 
CONECT      C3C    3 C2C  C4C  CAC 
CONECT      C4C    4 NC   C3C  CHD  H4C 
CONECT      CAC    4 C3C  CBC  HAC1 HAC2
CONECT      CBC    4 CAC  HBC1 HBC2 HBC3
CONECT      OC     1 C1C 
CONECT      CHD    4 C4C  C1D  HHD1 HHD2
CONECT      ND     3 C1D  C4D  HD  
CONECT      C1D    3 CHD  ND   C2D 
CONECT      C2D    3 C1D  C3D  CMD 
CONECT      C3D    3 C2D  C4D  CAD 
CONECT      C4D    3 CHA  ND   C3D 
CONECT      CMD    4 C2D  HMD1 HMD2 HMD3
CONECT      CAD    4 C3D  CBD  HAD1 HAD2
CONECT      CBD    4 CAD  CGD  HBD1 HBD2
CONECT      CGD    3 CBD  O1D  O2D 
CONECT      O1D    1 CGD 
CONECT      O2D    2 CGD  H2D 
CONECT      HHA    1 CHA 
CONECT      HMA1   1 CMA 
CONECT      HMA2   1 CMA 
CONECT      HMA3   1 CMA 
CONECT      HAA1   1 CAA 
CONECT      HAA2   1 CAA 
CONECT      HBA1   1 CBA 
CONECT      HBA2   1 CBA 
CONECT      H2A    1 O2A 
CONECT      HHB1   1 CHB 
CONECT      HHB2   1 CHB 
CONECT      HB     1 NB  
CONECT      H1B    1 C1B 
CONECT      HMB1   1 CMB 
CONECT      HMB2   1 CMB 
CONECT      HMB3   1 CMB 
CONECT      HAB1   1 CAB 
CONECT      HAB2   1 CAB 
CONECT      HBB1   1 CBB 
CONECT      HBB2   1 CBB 
CONECT      HBB3   1 CBB 
CONECT      HC     1 NC  
CONECT      H2C    1 C2C 
CONECT      H4C    1 C4C 
CONECT      HAC1   1 CAC 
CONECT      HAC2   1 CAC 
CONECT      HBC1   1 CBC 
CONECT      HBC2   1 CBC 
CONECT      HBC3   1 CBC 
CONECT      HHD1   1 CHD 
CONECT      HHD2   1 CHD 
CONECT      HD     1 ND  
CONECT      HMD1   1 CMD 
CONECT      HMD2   1 CMD 
CONECT      HMD3   1 CMD 
CONECT      HAD1   1 CAD 
CONECT      HAD2   1 CAD 
CONECT      HBD1   1 CBD 
CONECT      HBD2   1 CBD 
CONECT      H2D    1 O2D 
END   
HET    CYB             82
HETNAM     CYB PHYCOUROBILIN
FORMUL      CYB    C32 H40 N4 O6