Structure of PDB 7r44 Chain I Binding Site BS02

Receptor Information
>7r44 Chain I (length=176) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TYKYVNLREPSMDMKSVTDRAAQTLLWTELIRGLGMTLSYLFREPATINY
PFEKGPLSPRFRGEHALRRYPSGEERCIACKLCEAVCPAQAITIEAEPRA
DGSRRTTRYDIDMTKCIYCGFCQEACPVDAIVEGPNFEFSTETHEELLYN
KEKLLNNGDKWEAEIAANIQADYLYR
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 chain7r44 Chain I Residue 203 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7r44 Structural basis of mammalian respiratory complex I inhibition by medicinal biguanides.
Resolution2.4 Å
Binding residue
(original residue number in PDB)
C77 I78 A79 C80 K81 L82 C83 Y109 C126 P127 A130 I131
Binding residue
(residue number reindexed from 1)
C77 I78 A79 C80 K81 L82 C83 Y109 C126 P127 A130 I131
Annotation score1
Enzymatic activity
Enzyme Commision number 7.1.1.2: NADH:ubiquinone reductase (H(+)-translocating).
Gene Ontology
Molecular Function
GO:0003954 NADH dehydrogenase activity
GO:0008137 NADH dehydrogenase (ubiquinone) activity
GO:0016491 oxidoreductase activity
GO:0016651 oxidoreductase activity, acting on NAD(P)H
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0006120 mitochondrial electron transport, NADH to ubiquinone
GO:0032981 mitochondrial respiratory chain complex I assembly
GO:1902600 proton transmembrane transport
Cellular Component
GO:0005739 mitochondrion
GO:0005743 mitochondrial inner membrane
GO:0016020 membrane
GO:0045271 respiratory chain complex I

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:7r44, PDBe:7r44, PDBj:7r44
PDBsum7r44
PubMed36701435
UniProtP42028|NDUS8_BOVIN NADH dehydrogenase [ubiquinone] iron-sulfur protein 8, mitochondrial (Gene Name=NDUFS8)

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