Structure of PDB 1sqx Chain E Binding Site BS01

Receptor Information
>1sqx Chain E (length=196) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SHTDIKVPDFSDYRRPEVLDSTKSSKESSEARKGFSYLVTATTTVGVAYA
AKNVVSQFVSSMSASADVLAMSKIEIKLSDIPEGKNMAFKWRGKPLFVRH
RTKKEIDQEAAVEVSQLRDPQHDLERVKKPEWVILIGVCTHLGCVPIANA
GDFGGYYCPCHGSHYDASGRIRKGPAPLNLEVPSYEFTSDDMVIVG
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 chain1sqx Chain E Residue 200 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1sqx Crystallographic studies of quinol oxidation site inhibitors: a modified classification of inhibitors for the cytochrome bc(1) complex.
Resolution2.6 Å
Binding residue
(original residue number in PDB)		C139 H141 L142 C158 C160 H161 S163
Binding residue
(residue number reindexed from 1)		C139 H141 L142 C158 C160 H161 S163
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H161
Catalytic site (residue number reindexed from 1) H161
Enzyme Commision number 7.1.1.8: quinol--cytochrome-c reductase.
Gene Ontology
Molecular Function
GO:0008121 ubiquinol-cytochrome-c reductase activity
GO:0051537 2 iron, 2 sulfur cluster binding
Cellular Component
GO:0016020 membrane

View graph for
Molecular Function
View graph for
Cellular Component
External links
PDB RCSB:1sqx, PDBe:1sqx, PDBj:1sqx
PDBsum1sqx
PubMed15312779
UniProtP13272|UCRI_BOVIN Cytochrome b-c1 complex subunit Rieske, mitochondrial (Gene Name=UQCRFS1)

[Back to BioLiP]