Structure of PDB 3p4r Chain B Binding Site BS03

Receptor Information
>3p4r Chain B (length=243) Species: 216592 (Escherichia coli 042) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AEMKNLKIEVVRYNPEVDTAPHSAFYEVPYDATTSLLDALGYIKDNLAPD
LSYRWSCRMAICGSCGMMVNNVPKLACKTFLRDYTDGMKVEALANFPIER
DLVVDMTHFIESLEAIKPYIIGNSRTADQGTNIQTPAQMAKYHQFSGCIN
CGLCYAACPQFGLNPEFIGPAAITLAHRYNEDSRDHGKKERMAQLNSQNG
VWSCTFVGYCSEVCPKHVDPAAAIQQGKVESSKDFLIATLKPR
Ligand information
Ligand IDSF4
InChIInChI=1S/4Fe.4S
InChIKeyLJBDFODJNLIPKO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7[S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
CACTVS 3.385S1[Fe]S[Fe]1.S2[Fe]S[Fe]2
FormulaFe4 S4
NameIRON/SULFUR CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain3p4r Chain B Residue 246 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3p4r Geometric restraint drives on- and off-pathway catalysis by the Escherichia coli menaquinol:fumarate reductase.
Resolution3.05 Å
Binding residue
(original residue number in PDB)		C148 I149 N150 C151 G152 C154 C214
Binding residue
(residue number reindexed from 1)		C148 I149 N150 C151 G152 C154 C214
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:0006113 fermentation
GO:0009061 anaerobic respiration
GO:0019645 anaerobic electron transport chain
GO:0044780 bacterial-type flagellum assembly
Cellular Component
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0045283 fumarate reductase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3p4r, PDBe:3p4r, PDBj:3p4r
PDBsum3p4r
PubMed21098488
UniProtP0AC47|FRDB_ECOLI Fumarate reductase iron-sulfur subunit (Gene Name=frdB)

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