Structure of PDB 3nn3 Chain A Binding Site BS01

Receptor Information
>3nn3 Chain A (length=238) Species: 330214 (Nitrospira defluvii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ADREKLLTESGVYGTFATFQMDHDWWDLPGESRVISVAEVKGLVEQWSGK
ILVESYLLRGLSDHADLMFRVHARTLSDTQQFLSAFMGTRLGRHLTSGGL
LHGVSKKPTYVAGFPESMKTELQVNGESGSRPYAIVIPIKKDAEWWALDQ
EARTALMQEHTQAALPYLKTVKAKLYHSTGLDDVDFITYFETERLEDFHN
LVRALQQVKEFRHNRRFGHPTLLGTMSPLDEILEKFAQ
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 chain3nn3 Chain A Residue 239 [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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PDB3nn3 Structural and functional characterisation of the chlorite dismutase from the nitrite-oxidizing bacterium "Candidatus Nitrospira defluvii": Identification of a catalytically important amino acid residue
Resolution2.6 Å
Binding residue
(original residue number in PDB)		P108 T109 Y110 V111 W145 M157 H160 T161 A164 L175 F186 F190 L205
Binding residue
(residue number reindexed from 1)		P108 T109 Y110 V111 W145 M157 H160 T161 A164 L175 F186 F190 L205
Annotation score1
Enzymatic activity
Enzyme Commision number 1.13.11.49: chlorite O2-lyase.
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:0050587 chlorite O2-lyase activity

View graph for
Molecular Function
External links
PDB RCSB:3nn3, PDBe:3nn3, PDBj:3nn3
PDBsum3nn3
PubMed20600954
UniProtB3U4H7

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