Structure of PDB 3iam Chain B Binding Site BS01

Receptor Information
>3iam Chain B (length=179) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GFFDDKQDFLEETFAKYPPEGRRAAIMPLLRRVQQEEGWIRPERIEEIAR
LVGTTPTEVMGVASFYSYYQFVPTGKYHLQVCATLSCKLAGAEELWDYLT
ETLGIGPGEVTPDGLFSVQKVECLGSCHTAPVIQVNDEPYVECVTRARLE
ALLAGLRAGKRLEEIELPGKCGHHVHEVE
Ligand information
Ligand IDFES
InChIInChI=1S/2Fe.2S
InChIKeyNIXDOXVAJZFRNF-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04[Fe]1S[Fe]S1
CACTVS 3.341
OpenEye OEToolkits 1.5.0		S1[Fe]S[Fe]1
FormulaFe2 S2
NameFE2/S2 (INORGANIC) CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain3iam Chain B Residue 182 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3iam Structural basis for the mechanism of respiratory complex I
Resolution3.1 Å
Binding residue
(original residue number in PDB)		C83 C88 C124 L125 C128
Binding residue
(residue number reindexed from 1)		C82 C87 C123 L124 C127
Annotation score1
Enzymatic activity
Enzyme Commision number 7.1.1.-
Gene Ontology
Molecular Function
GO:0003954 NADH dehydrogenase activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0048038 quinone binding
GO:0051537 2 iron, 2 sulfur cluster binding
Cellular Component
GO:0005886 plasma membrane
GO:0045271 respiratory chain complex I

View graph for
Molecular Function
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Cellular Component
External links
PDB RCSB:3iam, PDBe:3iam, PDBj:3iam
PDBsum3iam
PubMed19635800
UniProtQ56221|NQO2_THET8 NADH-quinone oxidoreductase subunit 2 (Gene Name=nqo2)

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