Annotations: 2L18

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Phosphotyrosine protein phosphatases I	8063776	3000290	SCOP2B (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		e2l18A1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Globin	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.2300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Response regulator	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01451	Low molecular weight phosphotyrosine protein phosphatase (LMWPc)	Low molecular weight phosphotyrosine protein phosphatase		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Arsenate reductase	phosphoric ester hydrolase activity phosphoprotein phosphatase activity catalytic activity, acting on a protein hydrolase activity, acting on ester bonds protein tyrosine phosphatase activity phosphatase activity hydrolase activity catalytic activity arsenate reductase (glutaredoxin) activity oxidoreductase activity, acting on phosphorus or arsenic in donors, disulfide as acceptor oxidoreductase activity oxidoreductase activity, acting on phosphorus or arsenic in donors	response to stimulus response to chemical response to arsenic-containing substance	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR014062	Arsenate reductase, glutathione/glutaredoxin type	Family
A	IPR036196	Phosphotyrosine protein phosphatase I superfamily	Homologous Superfamily
A	IPR023485	Phosphotyrosine protein phosphatase I	Domain

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.