Structure of PDB 1nen Chain B Binding Site BS04

Receptor Information
>1nen Chain B (length=238) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MRLEFSIYRYNPDVDDAPRMQDYTLEADEGRDMMLLDALIQLKEKDPSLS
FRRSCREGVCGSDGLNMNGKNGLACITPISALNQPGKKIVIRPLPGLPVI
RDLVVDMGQFYAQYEKIKPYLLNNGQNPPAREHLQMPEQREKLDGLYECI
LCACCSTSCPSFWWNPDKFIGPAGLLAAYRFLIDSRDTETDSRLDGLSDA
FSVFRCHSIMNCVSVCPKGLNPTRAIGHIKSMLLQRNA
Ligand information
Ligand IDF3S
InChIInChI=1S/3Fe.4S
InChIKeyFCXHZBQOKRZXKS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.385S1[Fe]S[Fe]2S[Fe]1S2
OpenEye OEToolkits 2.0.7S1[Fe]2S[Fe]3[S]2[Fe]1S3
FormulaFe3 S4
NameFE3-S4 CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain1nen Chain B Residue 304 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1nen Architecture of succinate dehydrogenase and reactive oxygen species generation
Resolution2.9 Å
Binding residue
(original residue number in PDB)
C159 P172 C206 S208 I209 M210 C212 T223
Binding residue
(residue number reindexed from 1)
C159 P172 C206 S208 I209 M210 C212 T223
Annotation score1
Enzymatic activity
Enzyme Commision number 1.3.5.1: succinate dehydrogenase.
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0008177 succinate dehydrogenase (quinone) activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051536 iron-sulfur cluster binding
GO:0051537 2 iron, 2 sulfur cluster binding
GO:0051538 3 iron, 4 sulfur cluster binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0006099 tricarboxylic acid cycle
GO:0009060 aerobic respiration
GO:0019646 aerobic electron transport chain
GO:0022904 respiratory electron transport chain
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:1nen, PDBe:1nen, PDBj:1nen
PDBsum1nen
PubMed12560550
UniProtP07014|SDHB_ECOLI Succinate dehydrogenase iron-sulfur subunit (Gene Name=sdhB)

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