Structure of PDB 3nbt Chain E Binding Site BS01

Receptor Information
>3nbt Chain E (length=104) Species: 9796 (Equus caballus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GDVEKGKKIFVQKCAQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGFTYTD
ANKNKGITWKEETLMEYLENPKKYIPGTKMIFAGIKKKTEREDLIAYLKK
ATNE
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 chain3nbt Chain A Residue 105 [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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PDB3nbt Cytochrome c polymerization by successive domain swapping at the C-terminal helix
Resolution2.1 Å
Binding residue
(original residue number in PDB)		F82 L94
Binding residue
(residue number reindexed from 1)		F82 L94
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0008289 lipid binding
GO:0009055 electron transfer activity
GO:0020037 heme binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
Biological Process
GO:0006122 mitochondrial electron transport, ubiquinol to cytochrome c
GO:0006123 mitochondrial electron transport, cytochrome c to oxygen
GO:0006915 apoptotic process
GO:0018063 cytochrome c-heme linkage
GO:0043065 positive regulation of apoptotic process
GO:0043280 positive regulation of cysteine-type endopeptidase activity involved in apoptotic process
GO:2001056 positive regulation of cysteine-type endopeptidase activity
Cellular Component
GO:0005739 mitochondrion
GO:0005758 mitochondrial intermembrane space
GO:0005829 cytosol
GO:0070069 cytochrome complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3nbt, PDBe:3nbt, PDBj:3nbt
PDBsum3nbt
PubMed20615990
UniProtP00004|CYC_HORSE Cytochrome c (Gene Name=CYCS)

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