Structure of PDB 3bnj Chain A Binding Site BS05

Receptor Information
>3bnj Chain A (length=471) Species: 844 (Wolinella succinogenes) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KTAHSQGIEGKAMSEEWARYYPRQFDSWKKTKESDNITDMLKEKPALVVA
WAGYPFSKDYNAPRGHYYALQDNINTLRTGAPVDGKTGPLPSACWTCKSP
DVPRIIEQDGELEYFTGKWAKYGDEIVNTIGCYNCHDDKSAELKSKVPYL
DRGLSAAGFKTFAESTHQEKRSLVCAQCHVEFYFKKTEWKDDKGVDKTAM
VVTLPWSKGISTEQMEAYYDEINFADWTHGISKTPMLKAQHPDWELYKTG
IHGQKGVSCADCHMPYTQEGAVKYSDHKVGNPLDNMDKSCMNCHRESEQK
LKDIVKQKFERKEFLQDIAFDNIGKAHLETGKAMELGATDAELKEIRTHI
RHAQWRADMAIAGHGSFFHAPEEVLRLLASGNEEAQKARIKLVKVLAKYG
AIDYVAPDFETKEKAQKLAKVDMEAFIAEKLKFKQTLEQEWKKQAIAKGR
LNPESLKGVDEKSSYYDKTKK
Ligand information
Ligand IDHEM
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,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKeyKABFMIBPWCXCRK-RGGAHWMASA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
CACTVS 3.385CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C
ACDLabs 12.01C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O
FormulaC34 H32 Fe N4 O4
NamePROTOPORPHYRIN IX CONTAINING FE;
HEME
ChEMBL
DrugBankDB18267
ZINC
PDB chain3bnj Chain A Residue 515 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3bnj Binding and Reduction of Sulfite by Cytochrome c Nitrite Reductase
Resolution1.3 Å
Binding residue
(original residue number in PDB)		S70 P99 R100 H102 Y104 A105 D108 C133 K134 I166 C211 C214 H215 H299 V315
Binding residue
(residue number reindexed from 1)		S34 P63 R64 H66 Y68 A69 D72 C97 K98 I130 C175 C178 H179 H263 V279
Annotation score1
Enzymatic activity
Enzyme Commision number 1.7.2.2: nitrite reductase (cytochrome; ammonia-forming).
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0042279 nitrite reductase (cytochrome, ammonia-forming) activity
GO:0046872 metal ion binding
Biological Process
GO:0009061 anaerobic respiration
GO:0019645 anaerobic electron transport chain
GO:0042128 nitrate assimilation
Cellular Component
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:3bnj, PDBe:3bnj, PDBj:3bnj
PDBsum3bnj
PubMed18201106
UniProtQ9S1E5|NRFA_WOLSU Cytochrome c-552 (Gene Name=nrfA)

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