Structure of PDB 4ysx Chain B Binding Site BS03

Receptor Information
>4ysx Chain B (length=250) Species: 6253 (Ascaris suum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KRIKTFEIYRFNPEEPGAKPKLQKFDVDLDKCGTMVLDALIKIKNEVDPT
LTFRRSCREGICGSCAMNIAGENTLACICNIDQNTSKTTKIYPLPHMFVI
KDLVPDMNLFYAQYASIQPWLQKKTKINLGEKQQYQSIKEQEKLDGLYEC
ILCACCSASCPSYWWNADKYLGPAVLMQAYRWIIDSRDDSAAERLARMQD
GFSAFKCHTIMNCTKTCPKHLNPARAIGEIKMLLTKMKTKPAPLPTPANF
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 chain4ysx Chain B Residue 303 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4ysx Structural Insights into the Molecular Design of Flutolanil Derivatives Targeted for Fumarate Respiration of Parasite Mitochondria
Resolution2.25 Å
Binding residue
(original residue number in PDB)		C192 Y202 P205 C239 H240 T241 I242 M243 N244 C245
Binding residue
(residue number reindexed from 1)		C160 Y170 P173 C207 H208 T209 I210 M211 N212 C213
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:0006121 mitochondrial electron transport, succinate to ubiquinone
GO:0009060 aerobic respiration
GO:0022904 respiratory electron transport chain
Cellular Component
GO:0005739 mitochondrion
GO:0005743 mitochondrial inner membrane
GO:0031966 mitochondrial membrane
GO:0045273 respiratory chain complex II (succinate dehydrogenase)

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4ysx, PDBe:4ysx, PDBj:4ysx
PDBsum4ysx
PubMed26198225
UniProtO44074|SDHB_ASCSU Succinate dehydrogenase [ubiquinone] iron-sulfur subunit, mitochondrial (Gene Name=SDHB)

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