Structure of PDB 2j7a Chain H Binding Site BS02

Receptor Information
>2j7a Chain H (length=497) Species: 882 (Nitratidesulfovibrio vulgaris str. Hildenborough) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GCSDVSTELKTPVYKTKLTAEEIRNSAFKPEFPKQYASYERNDETTVMTE
YKGSVPFNKNDNVNPLPEGYRHAQPYLKNLWLGYPFMYEYREARGHTYAI
QDFLHIDRINRYAEKGGLPATCWNCKTPKMMEWVKESGDGFWAKDVNEFR
DKIDMKDHTIGCATCHDPQTMELRITSVPLTDYLVSQGKDPKKLPRNEMR
ALVCGQCHVEYYFNGPTMGVNKKPVFPWAEGFDPADMYRYYDKHGDLQVK
GFEGKFADWTHPASKTPMIKAQHPEYETWINGTHGAAGVTCADCHMSYTR
SDDKKKISSHWWTSPMKDPEMRACRQCHSDKTPDYLKSRVLFTQKRTFDL
LLAAQEVSVKAHEAVRLANEYQGAKAAGYDDLMIQAREMVRKGQFFWDYV
SAENSVGFHNPAKALDTLAQSQQFSQKAIDLAMEATQYGIGKDLSGDIKT
IVPPILKMNRKLQQDPEFMKTHKWFQYLPVLPKADQVWDGQKRLVSA
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 chain2j7a Chain H Residue 1001 [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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PDB2j7a X-Ray Structure of the Membrane-Bound Cytochrome C Quinol Dehydrogenase Nrfh Reveals Novel Haem Coordination.
Resolution2.3 Å
Binding residue
(original residue number in PDB)		R116 A118 F128 I131 R133 C147 C150 K151 C232 H233 Y236 H298 N429
Binding residue
(residue number reindexed from 1)		R91 A93 F103 I106 R108 C122 C125 K126 C207 H208 Y211 H273 N404
Annotation score1
Enzymatic activity
Enzyme Commision number 1.7.2.2: nitrite reductase (cytochrome; ammonia-forming).
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0042279 nitrite reductase (cytochrome, ammonia-forming) activity
GO:0046872 metal ion binding
Biological Process
GO:0019645 anaerobic electron transport chain
Cellular Component
GO:0005886 plasma membrane
GO:0030288 outer membrane-bounded periplasmic space
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:2j7a, PDBe:2j7a, PDBj:2j7a
PDBsum2j7a
PubMed17139260
UniProtQ72EF3|NRFA_NITV2 Cytochrome c nitrite reductase subunit NrfA (Gene Name=nrfA)

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