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3I8U

Crystal structure of PcyA-181,182-dihydrobiliverdin complex

Functional Information from GO Data
ChainGOidnamespacecontents
X0010024biological_processphytochromobilin biosynthetic process
X0016636molecular_functionoxidoreductase activity, acting on the CH-CH group of donors, iron-sulfur protein as acceptor
X0050620molecular_functionphycocyanobilin:ferredoxin oxidoreductase activity
Functional Information from PDB Data
site_idAC1
Number of Residues28
DetailsBINDING SITE FOR RESIDUE 18B X 2030
ChainResidue
XSER34
XALA115
XILE117
XARG149
XPHE158
XPHE164
XGLN216
XASN219
XLYS221
XTHR222
XVAL225
XGLU76
XLEU243
XPHE244
XHOH336
XHOH338
XHOH384
XHOH385
XHOH404
XHOH415
XHOH441
XILE86
XHIS88
XVAL90
XGLY103
XASP105
XVAL107
XSER114

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"HAMAP-Rule","id":"MF_00618","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"19887371","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16380422","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25872660","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"HAMAP-Rule","id":"MF_00618","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16380422","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"19887371","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"25872660","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00618","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16380422","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25872660","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19887371","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"2D1E","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4QCD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16380422","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00618","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16380422","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25872660","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2D1E","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4QCD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16380422","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19887371","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

256448

PDB entries from 2026-07-15

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