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Structure of PDB 5b4j Chain A Binding Site BS01

Receptor Information
>5b4j Chain A (length=240) Species: 1148 (Synechocystis sp. PCC 6803) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LTNSSLMPTLNPMIQQLALAIAASWQSLPLKPYQLPEDLGYVEGRLEGEK
LVIENRCYQTPQFRKMHLELAKVGKGLDDLHCVMFPEPLYGLPLFGCDIV
AGPGGVSAAIADLSPTQSDRQLPAAYQKSLAELGQPEFEQQRELPPWGEI
FSEYCLFIRPSNVTEEERFVQRVVDFLQIHCHQSIVAEPLSEAQTLEHRQ
GQIHYCQQQQKNDKTRRVLEKAFGEAWAERYMSQVLFDVI
Ligand information
Ligand IDBLA
InChIInChI=1S/C33H34N4O6/c1-7-20-19(6)32(42)37-27(20)14-25-18(5)23(10-12-31(40)41)29(35-25)15-28-22(9-11-30(38)39)17(4)24(34-28)13-26-16(3)21(8-2)33(43)36-26/h7-8,13-15,34H,1-2,9-12H2,3-6H3,(H,36,43)(H,37,42)(H,38,39)(H,40,41)/b26-13-,27-14-,29-15-
InChIKeyGWZYPXHJIZCRAJ-SRVCBVSDSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0Cc1c(c([nH]c1\C=C/2\C(=C(C(=O)N2)C=C)C)\C=C/3\C(=C(C(=N3)\C=C/4\C(=C(C(=O)N4)C)C=C)C)CCC(=O)O)CCC(=O)O
OpenEye OEToolkits 1.5.0Cc1c(c([nH]c1C=C2C(=C(C(=O)N2)C=C)C)C=C3C(=C(C(=N3)C=C4C(=C(C(=O)N4)C)C=C)C)CCC(=O)O)CCC(=O)O
CACTVS 3.341Cc1c([nH]c(C=C2N=C(C=C3NC(=O)C(=C3C=C)C)C(=C2CCC(O)=O)C)c1CCC(O)=O)C=C4NC(=O)C(=C4C)C=C
CACTVS 3.341Cc1c([nH]c(\C=C2/N=C(\C=C3/NC(=O)C(=C3C=C)C)C(=C2CCC(O)=O)C)c1CCC(O)=O)\C=C4/NC(=O)C(=C4C)C=C
FormulaC33 H34 N4 O6
NameBILIVERDINE IX ALPHA
ChEMBL
DrugBank
ZINCZINC000103534374
PDB chain5b4j Chain A Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB5b4j Atomic-resolution structure of the phycocyanobilin:ferredoxin oxidoreductase I86D mutant in complex with fully protonated biliverdin
Resolution1.05 Å
Binding residue
(original residue number in PDB)		E76 D86 H88 G103 D105 V107 S114 A115 I117 R149 F158 Q216 N219 K221 T222 F244
Binding residue
(residue number reindexed from 1)		E69 D79 H81 G96 D98 V100 S107 A108 I110 R142 F151 Q209 N212 K214 T215 F237
Annotation score5
Enzymatic activity
Enzyme Commision number 1.3.7.5: phycocyanobilin:ferredoxin oxidoreductase.
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0016636 oxidoreductase activity, acting on the CH-CH group of donors, iron-sulfur protein as acceptor
GO:0050620 phycocyanobilin:ferredoxin oxidoreductase activity
GO:0050897 cobalt ion binding
Biological Process
GO:0010024 phytochromobilin biosynthetic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:5b4j, PDBe:5b4j, PDBj:5b4j
PDBsum5b4j
PubMed27596987
UniProtQ55891|PCYA_SYNY3 Phycocyanobilin:ferredoxin oxidoreductase (Gene Name=pcyA)

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