Annotations: 3CEZ

Crystal structure of methionine-R-sulfoxide reductase from Burkholderia pseudomallei

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Mss4-like	8077641	3001994	SCOP2B (2022-06-29)
A	SCOP2 Family	SelR domain	8077640	4002166	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Mss4-like	8077641	3001994	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	Cellulase	e3cezB1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: Cellulase	ECOD (v295.2)
A	UBA	e3cezA1	A: alpha arrays	X: Profilin-like	H: sensor domains	T: sensor domains	F: UBA	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.170.150.20	Mainly Beta	Beta Complex	Metal Binding Protein, Guanine Nucleotide Exchange Factor	Chain A	CATH (4.3.0)
A	2.170.150.20	Mainly Beta	Beta Complex	Metal Binding Protein, Guanine Nucleotide Exchange Factor	Chain A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Methionine-R-sulfoxide reductase	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, acting on a protein catalytic activity peptide-methionine (R)-S-oxide reductase activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	response to oxidative stress response to stimulus response to stress protein repair metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR028427	Peptide methionine sulfoxide reductase MsrB	Family
A, B	IPR011057	Mss4-like superfamily	Homologous Superfamily
A, B	IPR002579	Peptide methionine sulphoxide reductase MrsB domain	Domain

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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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.