Structure of PDB 1it1 Chain A Binding Site BS03

Receptor Information
>1it1 Chain A (length=107) Species: 883 (Nitratidesulfovibrio vulgaris str. 'Miyazaki F') [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
APKAPADGLKMDKTKQPVVFNHSTHKAVKCGDCHHPVNGKEDYQKCATAG
CHDNMDKKDKSAKGYYHAMHDKGTKFKSCVGCHLETAGADAAKKKELTGC
KGSKCHS
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 chain1it1 Chain A Residue 203 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1it1 Redox-coupled conformational alternations in cytochrome c(3) from D. vulgaris Miyazaki F on the basis of its reduced solution structure.
ResolutionN/A
Binding residue
(original residue number in PDB)		F20 T24 H25 C33 K77 S78 C79 C82 H83 T86 E96 K104 C105
Binding residue
(residue number reindexed from 1)		F20 T24 H25 C33 K77 S78 C79 C82 H83 T86 E96 K104 C105
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0009055 electron transfer activity
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0009061 anaerobic respiration
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:1it1, PDBe:1it1, PDBj:1it1
PDBsum1it1
PubMed12054869
UniProtP00132|CYC3_NITV9 Cytochrome c3 (Gene Name=DvMF_2499)

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