Structure of PDB 2j7a Chain M Binding Site BS03

Receptor Information
>2j7a Chain M (length=494) 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
IVPPILKMNRKLQQDPEFMKTHKWFQYLPVLPKADQVWDGQKRL
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 M Residue 1003 [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)		S79 R119 H121 Y123 A124 D127 C150 K151 I185 T189 C229 C232 H233 H320 W337 T338
Binding residue
(residue number reindexed from 1)		S54 R94 H96 Y98 A99 D102 C125 K126 I160 T164 C204 C207 H208 H295 W312 T313
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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