Structure of PDB 2x5u Chain C Binding Site BS01

Receptor Information
>2x5u Chain C (length=332) Species: 1079 (Blastochloris viridis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
CFEPPPATTTQTGFRGLSMGEVLHPATVKAKKERDAQYPPALAAVKAEGP
PVSQVYKNVKVLGNLTEAEFLRTMTAITEWVSPQEGCTYCHDENNLASEA
KYPYVVARRMLEMTRAINTNWTQHVAQTGVTCYTCHRGTPLPPYVRYLEP
TLPLNNRETPTHVERVETRSGYVVRLAKYTAYSALNYDPFTMFLANDKRQ
VRVVPQTALPLVGVSRGKERRPLSDAYATFALMMSISDSLGTNCTFCHNA
QTFESWGKKSTPQRAIAWWGIRMVRDLNMNYLAPLNASLPASRLGRQGEA
PQADCRTCHQGVTKPLFGASRLKDYPELGPIK
Ligand information
Ligand IDHEC
InChIInChI=1S/C34H34N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,9-12H2,1-6H3,(H,39,40)(H,41,42);/q-4;+4/b21-7?,22-8?,26-13-,29-14-,30-15-,31-16-;
InChIKeyHXQIYSLZKNYNMH-LJNAALQVSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(O)CCC1=C(C2=CC6=C(C(=C/C)\C5=CC4=C(C(\C3=Cc7c(c(c8C=C1N2[Fe](N34)(N56)n78)CCC(=O)O)C)=C/C)C)C)C
OpenEye OEToolkits 1.5.0CC=C1C(=C2C=C3C(=CC)C(=C4N3[Fe]56N2C1=Cc7n5c(c(c7C)CCC(=O)O)C=C8N6C(=C4)C(=C8CCC(=O)O)C)C)C
CACTVS 3.341C\C=C1/C(=C2C=C3N4C(=Cc5n6c(C=C7N8C(=C(C)\C7=C/C)C=C1N2[Fe@@]468)c(C)c5CCC(O)=O)C(=C3C)CCC(O)=O)C
CACTVS 3.341CC=C1C(=C2C=C3N4C(=Cc5n6c(C=C7N8C(=C(C)C7=CC)C=C1N2[Fe]468)c(C)c5CCC(O)=O)C(=C3C)CCC(O)=O)C
FormulaC34 H34 Fe N4 O4
NameHEME C
ChEMBL
DrugBank
ZINC
PDB chain2x5u Chain C Residue 1333 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2x5u Light-induced structural changes in a photosynthetic reaction center caught by Laue diffraction.
Resolution3.0 Å
Binding residue
(original residue number in PDB)
Y56 K57 N58 V59 K60 V61 L62 F70 M74 T78 C87 C90 H91 L96 A97 Y104 A107 R108
Binding residue
(residue number reindexed from 1)
Y56 K57 N58 V59 K60 V61 L62 F70 M74 T78 C87 C90 H91 L96 A97 Y104 A107 R108
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005506 iron ion binding
GO:0009055 electron transfer activity
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0015979 photosynthesis
GO:0019684 photosynthesis, light reaction
Cellular Component
GO:0016020 membrane
GO:0030077 plasma membrane light-harvesting complex
GO:0042717 plasma membrane-derived chromatophore membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:2x5u, PDBe:2x5u, PDBj:2x5u
PDBsum2x5u
PubMed20431017
UniProtP07173|CYCR_BLAVI Photosynthetic reaction center cytochrome c subunit (Gene Name=pufC)

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