1GP1

THE REFINED STRUCTURE OF THE SELENOENZYME GLUTATHIONE PEROXIDASE AT 0.2-NM RESOLUTION

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Structure Motif: Primary M-CSA Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1gp1b_	Alpha and beta proteins (a/b)	Thioredoxin fold	Thioredoxin-like	Glutathione peroxidase-like	Glutathione peroxidase	bovine (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)
A	d1gp1a_	Alpha and beta proteins (a/b)	Thioredoxin fold	Thioredoxin-like	Glutathione peroxidase-like	Glutathione peroxidase	bovine (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Thioredoxin-like	8057881	3000031	SCOP2B (2022-06-29)
A	SCOP2 Family	Glutathione peroxidase-like	8057880	4000042	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Thioredoxin-like	8057881	3000031	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	PF00255	e1gp1B1	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: PF00255	ECOD (1.6)
A	PF00255	e1gp1A1	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: PF00255	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.30.10	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Glutaredoxin	CATH (4.3.0)
A	3.40.30.10	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Glutaredoxin	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00255	Glutathione peroxidase (GSHPx)	Glutathione peroxidase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	GLUTATHIONE PEROXIDASE	phospholipid-hydroperoxide glutathione peroxidase activity peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity glutathione peroxidase activity SH3 domain binding protein binding binding protein domain specific binding	response to stimulus response to chemical response to xenobiotic stimulus cellular catabolic process catabolic process cellular metabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process icosanoid metabolic process fatty acid metabolic process oxoacid metabolic process response to stimulus response to chemical response to xenobiotic stimulus cellular catabolic process catabolic process cellular metabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process icosanoid metabolic process fatty acid metabolic process oxoacid metabolic process carboxylic acid metabolic process primary metabolic process organic acid metabolic process organic substance metabolic process cellular lipid metabolic process small molecule metabolic process lipoxygenase pathway monocarboxylic acid metabolic process lipid metabolic process response to selenium ion response to inorganic substance developmental process myotube cell development skeletal muscle fiber development cellular developmental process skeletal muscle tissue development animal organ development cell development tissue development muscle cell differentiation myotube differentiation muscle structure development skeletal muscle organ development muscle cell development cell differentiation anatomical structure development muscle tissue development muscle organ development striated muscle cell differentiation epithelium development endothelial cell differentiation endothelium development epithelial cell differentiation endothelial cell development epithelial cell development myoblast proliferation cell population proliferation myoblast differentiation regulation of biological process regulation of cellular component organization regulation of cellular process positive regulation of cellular component organization biological regulation positive regulation of biological process positive regulation of supramolecular fiber organization cellular component organization regulation of supramolecular fiber organization cellular component organization or biogenesis supramolecular fiber organization positive regulation of cellular process mammary gland development gland development regulation of mammary gland epithelial cell proliferation mammary gland epithelium development regulation of cell population proliferation regulation of epithelial cell proliferation epithelial cell proliferation mammary gland epithelial cell proliferation cellular response to stimulus extrinsic apoptotic signaling pathway via death domain receptors signaling negative regulation of signaling negative regulation of biological process regulation of signal transduction regulation of programmed cell death extrinsic apoptotic signaling pathway negative regulation of cell communication cell communication negative regulation of extrinsic apoptotic signaling pathway negative regulation of apoptotic signaling pathway negative regulation of cellular process signal transduction regulation of signaling cell surface receptor signaling pathway negative regulation of response to stimulus negative regulation of programmed cell death regulation of apoptotic process negative regulation of extrinsic apoptotic signaling pathway via death domain receptors cell death negative regulation of signal transduction regulation of extrinsic apoptotic signaling pathway apoptotic signaling pathway negative regulation of apoptotic process regulation of response to stimulus regulation of extrinsic apoptotic signaling pathway via death domain receptors regulation of cell communication apoptotic process programmed cell death regulation of apoptotic signaling pathway cellular biosynthetic process protein-DNA complex organization chromatin organization organic substance biosynthetic process chromatin remodeling regulation of biosynthetic process protein-containing complex organization epigenetic regulation of gene expression regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of metabolic process epithelium migration multicellular organismal process tissue migration endothelial cell migration ameboidal-type cell migration blood vessel endothelial cell migration epithelial cell migration cell migration cell motility positive regulation of cell communication regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of intracellular signal transduction positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signaling biological process involved in interspecies interaction between organisms biological process involved in interaction with symbiont biological process involved in symbiotic interaction glutathione metabolic process organonitrogen compound metabolic process sulfur compound metabolic process amide metabolic process cellular modified amino acid metabolic process response to light stimulus response to radiation response to abiotic stimulus response to UV UV protection heart process system process circulatory system process heart contraction blood circulation regulation of tube diameter regulation of tube size vascular process in circulatory system blood vessel diameter maintenance regulation of biological quality vasodilation regulation of anatomical structure size apoptotic mitochondrial changes regulation of release of cytochrome c from mitochondria negative regulation of release of cytochrome c from mitochondria mitochondrion organization negative regulation of cellular component organization regulation of organelle organization organelle organization release of cytochrome c from mitochondria negative regulation of organelle organization regulation of mitochondrion organization fibroblast proliferation intrinsic apoptotic signaling pathway in response to oxidative stress regulation of oxidative stress-induced intrinsic apoptotic signaling pathway negative regulation of intracellular signal transduction regulation of intrinsic apoptotic signaling pathway intrinsic apoptotic signaling pathway negative regulation of oxidative stress-induced intrinsic apoptotic signaling pathway negative regulation of intrinsic apoptotic signaling pathway neuron apoptotic process cell redox homeostasis cellular homeostasis homeostatic process response to symbiont response to other organism response to bacterium response to symbiotic bacterium response to external stimulus response to external biotic stimulus response to biotic stimulus fat cell differentiation sensory perception nervous system process sensory perception of sound sensory perception of mechanical stimulus long-chain fatty acid metabolic process unsaturated fatty acid metabolic process arachidonic acid metabolic process olefinic compound metabolic process regulation of defense response regulation of response to external stimulus negative regulation of inflammatory response inflammatory response to antigenic stimulus response to stress regulation of response to stress regulation of immune system process negative regulation of inflammatory response to antigenic stimulus defense response immune response negative regulation of immune response regulation of inflammatory response to antigenic stimulus regulation of inflammatory response negative regulation of immune system process immune system process negative regulation of response to external stimulus negative regulation of defense response regulation of immune response inflammatory response tissue regeneration skeletal muscle tissue regeneration developmental growth growth regeneration response to ionizing radiation response to gamma radiation neutral lipid metabolic process triglyceride metabolic process glycerolipid metabolic process acylglycerol metabolic process multicellular organismal-level homeostasis temperature homeostasis response to oxidative stress response to oxygen-containing compound response to hydroperoxide proteolysis involved in protein catabolic process macromolecule catabolic process regulation of primary metabolic process regulation of proteolysis involved in protein catabolic process regulation of proteolysis proteolysis protein metabolic process organonitrogen compound catabolic process regulation of protein metabolic process proteasomal protein catabolic process protein catabolic process regulation of catabolic process regulation of proteasomal protein catabolic process organic substance catabolic process regulation of protein catabolic process response to hydrogen peroxide response to reactive oxygen species wound healing blood vessel morphogenesis tube development angiogenesis involved in wound healing angiogenesis vasculature development circulatory system development multicellular organism development anatomical structure morphogenesis tube morphogenesis anatomical structure formation involved in morphogenesis response to wounding blood vessel development system development	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle cytosol inclusion body Lewy body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR029760	Glutathione peroxidase conserved site	Conserved Site
A, B	IPR029759	Glutathione peroxidase active site	Active Site
A, B	IPR000889	Glutathione peroxidase	Family
A, B	IPR036249	Thioredoxin-like superfamily	Homologous Superfamily

Structure Motif Annotation: Mechanism and Catalytic Site Atlas M-CSA Database Homepage

Chains	Enzyme Name	Description	Catalytic Residues
A	glutathione peroxidase M-CSA #851	Glutathione peroxidase (GSHPx) is an enzyme that catalyses the reduction of hydroxyperoxides by glutathione. Its main function is to protect against the damaging effect of endogenously formed hydroxyperoxides.	Defined by 3 residues: SEC:A-45GLN:A-80TRP:A-158 \| Explore in 3D: M-CSA Motif Definition Search M-CSA Motif EC: 1.11.1.9 (PDB Primary Data) Search M-CSA Motif + EC 1.11.1.9

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.