1N9K | pdb_00001n9k

Crystal structure of the bromide adduct of AphA class B acid phosphatase/phosphotransferase from E. coli at 2.2 A resolution

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1n9ka_	Alpha and beta proteins (a/b)	HAD-like	HAD-like	Class B acid phosphatase, AphA	Class B acid phosphatase, AphA	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1n9kb_	Alpha and beta proteins (a/b)	HAD-like	HAD-like	Class B acid phosphatase, AphA	Class B acid phosphatase, AphA	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	HAD-like	8037708	3001890	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	HAD-like	8037708	3001890	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		e1n9kA1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: SNO, Peptidase_S51	F:	ECOD (20:10:01)
B		e1n9kB1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: SNO, Peptidase_S51	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)
B	3.40.50.1000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HAD superfamily/HAD-like	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Class B acid phosphatase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding phosphoric ester hydrolase activity hydrolase activity, acting on ester bonds phosphatase activity hydrolase activity L-phosphoserine phosphatase activity catalytic activity acid phosphatase activity identical protein binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding phosphoric ester hydrolase activity hydrolase activity, acting on ester bonds phosphatase activity hydrolase activity L-phosphoserine phosphatase activity catalytic activity acid phosphatase activity identical protein binding protein binding	-	cellular anatomical structure outer membrane-bounded periplasmic space cell envelope periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR005519	Acid phosphatase, class B-like	Family
A, B	IPR036412	HAD-like superfamily	Homologous Superfamily
A, B	IPR023214	HAD superfamily	Homologous Superfamily
A, B	IPR010025	HAD-superfamily phosphatase, subfamily IIIB, AphA	Family

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.