IntAct European Bioinformatics Institute IntAct intact http://www.ebi.ac.uk/ http://www.ebi.ac.uk/intact/query/${ac} EBI-[0-9]+|IA:[0-9]+ INTerAction database (IntAct) provides an open source database and toolkit for the storage, presentation and analysis of molecular interactions. http://www.ebi.ac.uk/intact European Bioinformatics Institute; Wellcome Trust Genome Campus; Hinxton, Cambridge; CB10 1SD; United Kingdom http://www.ebi.ac.uk/intact/ http://www.ebi.ac.uk/ fairchild-2000-2 HFR1 encodes an atypical bHLH protein that acts in phytochrome A signal transduction. in vitro In vitro anti tag coip anti tag coimmunoprecipitation anti tag coip predetermined predetermined participant predetermined Fairchild CD., Schumaker MA., Quail PH. Directed yeast two hybrid Figure 7 (a). quail@nature.berkeley.edu Genes Dev. (0890-9369) 2000 fairchild-2000-1 HFR1 encodes an atypical bHLH protein that acts in phytochrome A signal transduction. yeasx Saccharomyces cerevisiae (Baker's yeast) Baker's yeast 2 hybrid two hybrid 2H 2h Gal4 transcription regeneration two-hybrid yeast two hybrid 2-hybrid classical two hybrid classical two hybrid 2H two-hybrid 2-hybrid Gal4 transcription regeneration 2h yeast two hybrid Y2H Y-2H 2 hybrid predetermined predetermined participant predetermined Fairchild CD., Schumaker MA., Quail PH. Directed yeast two hybrid Figure 7 (a). quail@nature.berkeley.edu Genes Dev. (0890-9369) 2000 pif3_arath Transcription factor PIF3 Phytochrome-associated protein 3 Basic helix-loop-helix protein 8 PIF3 PAP3 BHLH8 At1g09530 F14J9.19 Transcription factor EN 100 bHLH transcription factor bHLH008 Phytochrome-interacting factor 3 EN100 protein protein arath Arabidopsis thaliana (Mouse-ear cress) Mouse-ear cress MPLFELFRLTKAKLESAQDRNPSPPVDEVVELVWENGQISTQSQSSRSRNIPPPQANSSRAREIGNGSKTTMVDEIPMSVPSLMTGLSQDDDFVPWLNHHPSLDGYCSDFLRDVSSPVTVNEQESDMAVNQTAFPLFQRRKDGNESAPAASSSQYNGFQSHSLYGSDRARDLPSQQTNPDRFTQTQEPLITSNKPSLVNFSHFLRPATFAKTTNNNLHDTKEKSPQSPPNVFQTRVLGAKDSEDKVLNESVASATPKDNQKACLISEDSCRKDQESEKAVVCSSVGSGNSLDGPSESPSLSLKRKHSNIQDIDCHSEDVEEESGDGRKEAGPSRTGLGSKRSRSAEVHNLSERRRRDRINEKMRALQELIPNCNKVDKASMLDEAIEYLKSLQLQVQIMSMASGYYLPPAVMFPPGMGHYPAAAAAMAMGMGMPYAMGLPDLSRGGSSVNHGPQFQVSGMQQQPVAMGIPRVSGGGIFAGSSTIGNGSTRDLSGSKDQTTTNNNSNLKPIKRKQGSSDQFCGSS hfr1_arath Transcription factor HFR1 Transcription factor EN 68 bHLH transcription factor bHLH026 HFR1 BHLH26 EN68 Basic helix-loop-helix protein 26 Reduced sensitivity to far-red light Protein LONG HYPOCOTYL IN FAR-RED 1 FBI1 Protein REDUCED PHYTOCHROME SIGNALING REP1 RSF1 At1g02340 T6A9.4 T6A9_13 protein protein arath Arabidopsis thaliana (Mouse-ear cress) Mouse-ear cress MSNNQAFMELGWRNDVGSLAVKDQGMMSERARSDEDRLINGLKWGYGYFDHDQTDNYLQIVPEIHKEVENAKEDLLVVVPDEHSETDDHHHIKDFSERSDHRFYLRNKHENPKKRRIQVLSSDDESEEFTREVPSVTRKGSKRRRRDEKMSNKMRKLQQLVPNCHKTDKVSVLDKTIEYMKNLQLQLQMMSTVGVNPYFLPATLGFGMHNHMLTAMASAHGLNPANHMMPSPLIPALNWPLPPFTNISFPHSSSQSLFLTTSSPASSPQSLHGLVPYFPSFLDFSSHAMRRL phya_arath Phytochrome A PHYA HY8 At1g09570 F14J9.23 FHY2 FRE1 Protein FAR RED ELONGATED HYPOCOTYL 2 Protein FAR RED ELONGATED 1 Protein ELONGATED HYPOCOTYL 8 protein protein arath Arabidopsis thaliana (Mouse-ear cress) Mouse-ear cress MSGSRPTQSSEGSRRSRHSARIIAQTTVDAKLHADFEESGSSFDYSTSVRVTGPVVENQPPRSDKVTTTYLHHIQKGKLIQPFGCLLALDEKTFKVIAYSENASELLTMASHAVPSVGEHPVLGIGTDIRSLFTAPSASALQKALGFGDVSLLNPILVHCRTSAKPFYAIIHRVTGSIIIDFEPVKPYEVPMTAAGALQSYKLAAKAITRLQSLPSGSMERLCDTMVQEVFELTGYDRVMAYKFHEDDHGEVVSEVTKPGLEPYLGLHYPATDIPQAARFLFMKNKVRMIVDCNAKHARVLQDEKLSFDLTLCGSTLRAPHSCHLQYMANMDSIASLVMAVVVNEEDGEGDAPDATTQPQKRKRLWGLVVCHNTTPRFVPFPLRYACEFLAQVFAIHVNKEVELDNQMVEKNILRTQTLLCDMLMRDAPLGIVSQSPNIMDLVKCDGAALLYKDKIWKLGTTPSEFHLQEIASWLCEYHMDSTGLSTDSLHDAGFPRALSLGDSVCGMAAVRISSKDMIFWFRSHTAGEVRWGGAKHDPDDRDDARRMHPRSSFKAFLEVVKTRSLPWKDYEMDAIHSLQLILRNAFKDSETTDVNTKVIYSKLNDLKIDGIQELEAVTSEMVRLIETATVPILAVDSDGLVNGWNTKIAELTGLSVDEAIGKHFLTLVEDSSVEIVKRMLENALEGTEEQNVQFEIKTHLSRADAGPISLVVNACASRDLHENVVGVCFVAHDLTGQKTVMDKFTRIEGDYKAIIQNPNPLIPPIFGTDEFGWCTEWNPAMSKLTGLKREEVIDKMLLGEVFGTQKSCCRLKNQEAFVNLGIVLNNAVTSQDPEKVSFAFFTRGGKYVECLLCVSKKLDREGVVTGVFCFLQLASHELQQALHVQRLAERTAVKRLKALAYIKRQIRNPLSGIMFTRKMIEGTELGPEQRRILQTSALCQKQLSKILDDSDLESIIEGCLDLEMKEFTLNEVLTASTSQVMMKSNGKSVRITNETGEEVMSDTLYGDSIRLQQVLADFMLMAVNFTPSGGQLTVSASLRKDQLGRSVHLANLEIRLTHTGAGIPEFLLNQMFGTEEDVSEEGLSLMVSRKLVKLMNGDVQYLRQAGKSSFIITAELAAANK phyb_arath Phytochrome B PHYB HY3 OOP1 Protein LONG HYPOCOTYL 3 Protein OUT OF PHASE 1 MSF3.17 At2g18790 protein protein arath Arabidopsis thaliana (Mouse-ear cress) Mouse-ear cress MVSGVGGSGGGRGGGRGGEEEPSSSHTPNNRRGGEQAQSSGTKSLRPRSNTESMSKAIQQYTVDARLHAVFEQSGESGKSFDYSQSLKTTTYGSSVPEQQITAYLSRIQRGGYIQPFGCMIAVDESSFRIIGYSENAREMLGIMPQSVPTLEKPEILAMGTDVRSLFTSSSSILLERAFVAREITLLNPVWIHSKNTGKPFYAILHRIDVGVVIDLEPARTEDPALSIAGAVQSQKLAVRAISQLQALPGGDIKLLCDTVVESVRDLTGYDRVMVYKFHEDEHGEVVAESKRDDLEPYIGLHYPATDIPQASRFLFKQNRVRMIVDCNATPVLVVQDDRLTQSMCLVGSTLRAPHGCHSQYMANMGSIASLAMAVIINGNEDDGSNVASGRSSMRLWGLVVCHHTSSRCIPFPLRYACEFLMQAFGLQLNMELQLALQMSEKRVLRTQTLLCDMLLRDSPAGIVTQSPSIMDLVKCDGAAFLYHGKYYPLGVAPSEVQIKDVVEWLLANHADSTGLSTDSLGDAGYPGAAALGDAVCGMAVAYITKRDFLFWFRSHTAKEIKWGGAKHHPEDKDDGQRMHPRSSFQAFLEVVKSRSQPWETAEMDAIHSLQLILRDSFKESEAAMNSKVVDGVVQPCRDMAGEQGIDELGAVAREMVRLIETATVPIFAVDAGGCINGWNAKIAELTGLSVEEAMGKSLVSDLIYKENEATVNKLLSRALRGDEEKNVEVKLKTFSPELQGKAVFVVVNACSSKDYLNNIVGVCFVGQDVTSQKIVMDKFINIQGDYKAIVHSPNPLIPPIFAADENTCCLEWNMAMEKLTGWSRSEVIGKMIVGEVFGSCCMLKGPDALTKFMIVLHNAIGGQDTDKFPFPFFDRNGKFVQALLTANKRVSLEGKVIGAFCFLQIPSPELQQALAVQRRQDTECFTKAKELAYICQVIKNPLSGMRFANSLLEATDLNEDQKQLLETSVSCEKQISRIVGDMDLESIEDGSFVLKREEFFLGSVINAIVSQAMFLLRDRGLQLIRDIPEEIKSIEVFGDQIRIQQLLAEFLLSIIRYAPSQEWVEIHLSQLSKQMADGFAAIRTEFRMACPGEGLPPELVRDMFHSSRWTSPEGLGLSVCRKILKLMNGEVQYIRESERSYFLIILELPVPRKRPLSTASGSGDMMLMMPY pif3-hfr1-1 Anti tag coimmunoprecipitaion analysis reveals interaction between the PIF3 protein and the HFR1 protein 204641 N/A 204643 unspecified role unspecified role bait bait gad tag GAL4 activation domain tag tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro N/A 204644 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro physical association physical association false false false hfr1-pif3-1 Anti tag coimmunoprecipitaion analysis reveals interaction between the HFR1 protein and the PIF3 protein 204641 N/A 204643 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro N/A 204644 unspecified role unspecified role bait bait s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false gad tag GAL4 activation domain tag tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro physical association physical association false false false hfr1-pif3-2 Anti tag coimmunoprecipitaion analysis reveals interaction between the HFR1 protein, PIF3 protein and PHYA photoreceptor 204641 N/A 204645 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false N/A 204643 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro N/A 204644 unspecified role unspecified role bait bait s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false gad tag GAL4 activation domain tag tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro association association false false false The presence of PIF3 is essential for formation of this complex. This complex is preferentially formed with the biologically active form (Pfr form) of the PHYA photoreceptor. hfr1-pif3-3 Anti tag coimmunoprecipitaion analysis reveals interaction between the HFR1 protein, PIF3 protein and PHYB photoreceptor 204641 N/A 204643 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro N/A 204646 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false N/A 204644 unspecified role unspecified role bait bait s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false gad tag GAL4 activation domain tag tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro association association false false false The presence of PIF3 is essential for formation of this complex. This complex is preferentially formed with the biologically active form (Pfr form) of the PHYB photoreceptor. pif3-phyb-2 Anti tag coimmunoprecipitation reveals interaction between PIF3 protein and the PHYB photoreceptor protein 204641 N/A 204646 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro N/A 204643 unspecified role unspecified role bait bait gal4 region GAL4 activation domain tag tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro physical association physical association false false false PIF3 preferentially interacts with the Pfr (biologically active) form of PhyB pif3-phya-1 Anti tag coimmunoprecipitation reveals interaction between PIF3 protein and the PHYA photoreceptor protein 204641 N/A 204645 unspecified role unspecified role prey prey s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro N/A 204643 unspecified role unspecified role bait bait gal4 region GAL4 activation domain tag tag undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false s35 radiolabelled 35s radiolabel 35s radiolabel 35S s35 radiolabelled S35 s35 radiolabelled 35S S35 undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro physical association physical association false false false PIF3 preferentially interacts with the Pfr (biologically active) form of PhyA. pif3-pif3-1 Directed yeast-2-hybrid reveals homotypic interaction between PIF3 protein and the PIF4 protein 204642 N/A 204643 unspecified role unspecified role prey prey N/A 204643 unspecified role unspecified role bait bait physical association physical association false false false pif3-phyb-1 Directed yeast 2 hybrid analysis reveals interaction between the PIF3 protein and the PHYB photoreceptor protein 204642 N/A 204646 unspecified role unspecified role prey prey c terminal binding region binding-associated region binding region undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false N/A 204643 unspecified role unspecified role bait bait physical association physical association false false false pif3-phya Directed yeast 2 hybrid analysis reveals interaction between the PIF3 protein and PHYA photoreceptor protein 204642 N/A 204643 unspecified role unspecified role bait bait N/A 204645 unspecified role unspecified role prey prey c terminal binding region binding-associated region binding region undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false physical association physical association false false false pif3-hfr1 Directed yeast 2 hybrid analysis reveals interaction between the PIF3 protein and the HFR1 protein 204642 N/A 204643 unspecified role unspecified role bait bait N/A 204644 unspecified role unspecified role prey prey physical association physical association false false false hfr1-pif3 Directed yeast 2 hybrid analysis reveals interaction between the HFR1 protein and PIF3 protein 204642 N/A 204644 unspecified role unspecified role bait bait N/A 204643 unspecified role unspecified role prey prey physical association physical association false false false