Structure of PDB 1cgn Chain A Binding Site BS01

Receptor Information
>1cgn Chain A (length=125) Species: 85698 (Achromobacter xylosoxidans) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QFAKPEDAVKYRQSALTLMASHFGRMAPVVKGQAPYDAAQIKANVEVLKT
LTALPWAAFGAGTEGGDARPEIWSDAAGFKQKQQAFQDNIVKLSAAADAG
DLDKLRAAFGDVGASCKACHDSYRK
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 chain1cgn Chain A Residue 128 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1cgn Three-dimensional structure of cytochrome c' from two Alcaligenes species and the implications for four-helix bundle structures.
Resolution2.15 Å
Binding residue
(original residue number in PDB)		R12 Q13 L16 T17 A20 W56 D67 F79 Q83 F86 C116 C119 H120 R124
Binding residue
(residue number reindexed from 1)		R12 Q13 L16 T17 A20 W56 D67 F79 Q83 F86 C116 C119 H120 R124
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:1cgn, PDBe:1cgn, PDBj:1cgn
PDBsum1cgn
PubMed15299707
UniProtP00138|CYCP_ALCXX Cytochrome c'

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