Structure of PDB 1rcp Chain A Binding Site BS01

Receptor Information
>1rcp Chain A (length=129) Species: 1061 (Rhodobacter capsulatus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ADTKEVLEAREAYFKSLGGSMKAMTGVAKAFDAEAAKVEAAKLEKILATD
VAPLFPAGTSSTDLPGQTEAKAAIWANMDDFGAKGKAMHEAGGAVIAAAN
AGDGAAFGAALQKLGGTCKACHDDYREED
Ligand information
Ligand IDHEM
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,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKeyKABFMIBPWCXCRK-RGGAHWMASA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
CACTVS 3.385CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C
ACDLabs 12.01C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O
FormulaC34 H32 Fe N4 O4
NamePROTOPORPHYRIN IX CONTAINING FE;
HEME
ChEMBL
DrugBankDB18267
ZINC
PDB chain1rcp Chain A Residue 130 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1rcp High-resolution crystal structures of two polymorphs of cytochrome c' from the purple phototrophic bacterium rhodobacter capsulatus.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		R10 E11 F14 K15 L17 M21 F55 T68 E69 F81 K84 G85 M88 C118 C121 H122 R126
Binding residue
(residue number reindexed from 1)		R10 E11 F14 K15 L17 M21 F55 T68 E69 F81 K84 G85 M88 C118 C121 H122 R126
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:0022900 electron transport chain
Cellular Component
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1rcp, PDBe:1rcp, PDBj:1rcp
PDBsum1rcp
PubMed8676382
UniProtP00147|CYCP_RHOCA Cytochrome c'

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