Annotations: 2L90

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2l90a_	Alpha and beta proteins (a+b)	Ferredoxin-like	Peptide methionine sulfoxide reductase	Peptide methionine sulfoxide reductase	Peptide methionine sulfoxide reductase	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Peptide methionine sulfoxide reductase	8074847	4001312	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Peptide methionine sulfoxide reductase	8074848	3001262	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)
A	PF01625	e2l90A1	A: a+b two layers	X: Alpha-beta plaits	H: HMA-related	T: Peptide methionine sulfoxide reductase	F: PF01625	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1060.10	Alpha Beta	2-Layer Sandwich	Peptide Methionine Sulfoxide Reductase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01625	Peptide methionine sulfoxide reductase (PMSR)	Peptide methionine sulfoxide reductase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Peptide methionine sulfoxide reductase	peptide-methionine (S)-S-oxide reductase activity oxidoreductase activity, acting on a sulfur group of donors oxidoreductase activity oxidoreductase activity, acting on a sulfur group of donors, disulfide as acceptor catalytic activity L-methionine-(S)-S-oxide reductase activity L-methionine:thioredoxin-disulfide S-oxidoreductase activity	cellular response to stimulus response to oxidative stress cellular response to chemical stimulus response to stimulus cellular response to stress response to stress response to chemical cellular response to oxidative stress cellular process cellular response to chemical stress	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle midbody cytoskeleton intracellular non-membrane-bounded organelle actin cytoskeleton non-membrane-bounded organelle cytosol membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle midbody cytoskeleton intracellular non-membrane-bounded organelle actin cytoskeleton non-membrane-bounded organelle cytosol cell periphery plasma membrane membrane nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR002569	Peptide methionine sulphoxide reductase MsrA domain	Domain
A	IPR036509	Peptide methionine sulphoxide reductase MsrA superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.