Structure of PDB 8iq1 Chain B Binding Site BS03

Receptor Information
>8iq1 Chain B (length=151) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ATKAVCVLKGDGPVQGTIHFEAKGDTVVVTGSITGLTEGDHGFHVHQFGD
NTQGCTSAGPHFNPLSKKHGGPKDEERHVGDLGNVTADKNGVAIVDIVDP
LISLSGEYSIIGRTMVVHEKPDDLGRGGNEESTKTGNAGSRLACGVIGIA
K
Ligand information
Ligand IDH2S
InChIInChI=1S/H2S/h1H2
InChIKeyRWSOTUBLDIXVET-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341
OpenEye OEToolkits 1.5.0		S
FormulaH2 S
NameHYDROSULFURIC ACID;
HYDROGEN SULFIDE
ChEMBLCHEMBL1200739
DrugBank
ZINC
PDB chain8iq1 Chain B Residue 203 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB8iq1 Hydrogen sulfide functions as a micro-modulator bound at the copper active site of Cu/Zn-SOD to regulate the catalytic activity of the enzyme.
Resolution1.8 Å
Binding residue
(original residue number in PDB)		H61 R141
Binding residue
(residue number reindexed from 1)		H61 R141
Annotation score1
Enzymatic activity
Enzyme Commision number 1.15.1.1: superoxide dismutase.
Gene Ontology
Molecular Function
GO:0004784 superoxide dismutase activity
GO:0004842 ubiquitin-protein transferase activity
GO:0005507 copper ion binding
GO:0005515 protein binding
GO:0008270 zinc ion binding
GO:0016209 antioxidant activity
GO:0016491 oxidoreductase activity
GO:0030346 protein phosphatase 2B binding
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
GO:0051087 protein-folding chaperone binding
Biological Process
GO:0000209 protein polyubiquitination
GO:0000303 response to superoxide
GO:0001541 ovarian follicle development
GO:0001819 positive regulation of cytokine production
GO:0001895 retina homeostasis
GO:0002262 myeloid cell homeostasis
GO:0006749 glutathione metabolic process
GO:0006801 superoxide metabolic process
GO:0006879 intracellular iron ion homeostasis
GO:0007283 spermatogenesis
GO:0007566 embryo implantation
GO:0007605 sensory perception of sound
GO:0007626 locomotory behavior
GO:0008217 regulation of blood pressure
GO:0009408 response to heat
GO:0019226 transmission of nerve impulse
GO:0019430 removal of superoxide radicals
GO:0032287 peripheral nervous system myelin maintenance
GO:0040014 regulation of multicellular organism growth
GO:0042542 response to hydrogen peroxide
GO:0043085 positive regulation of catalytic activity
GO:0043161 proteasome-mediated ubiquitin-dependent protein catabolic process
GO:0043410 positive regulation of MAPK cascade
GO:0043524 negative regulation of neuron apoptotic process
GO:0045471 response to ethanol
GO:0046716 muscle cell cellular homeostasis
GO:0048678 response to axon injury
GO:0050665 hydrogen peroxide biosynthetic process
GO:0051881 regulation of mitochondrial membrane potential
GO:0060047 heart contraction
GO:0060052 neurofilament cytoskeleton organization
GO:0060087 relaxation of vascular associated smooth muscle
GO:0060088 auditory receptor cell stereocilium organization
GO:0072593 reactive oxygen species metabolic process
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005777 peroxisome
GO:0005829 cytosol
GO:0005886 plasma membrane
GO:0031410 cytoplasmic vesicle
GO:0032839 dendrite cytoplasm
GO:0032991 protein-containing complex
GO:0043025 neuronal cell body

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:8iq1, PDBe:8iq1, PDBj:8iq1
PDBsum8iq1
PubMed37421623
UniProtP00442|SODC_BOVIN Superoxide dismutase [Cu-Zn] (Gene Name=SOD1)

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