2IXN | pdb_00002ixn

CRYSTAL STRUCTURE OF THE PP2A PHOSPHATASE ACTIVATOR Ypa2 PTPA2

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d2ixnb_	All alpha proteins	PTPA-like	PTPA-like	PTPA-like	automated matches	BAKER'S YEAST (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
A	d2ixna1	All alpha proteins	PTPA-like	PTPA-like	PTPA-like	Serine/threonine-protein phosphatase 2A regulatory subunit B', PTPA	BAKER'S YEAST (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	PTPA-like	8085073	3001997	SCOP2B (2022-06-29)
A	SCOP2 Family	PTPA-like	8085072	4001622	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PTPA-like	8085073	3001997	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		e2ixnB1	A: alpha bundles	X: EGF-like	H: alpha-2-Macroglobulin receptor associated protein (RAP) domain 1	T: alpha-2-Macroglobulin receptor associated protein (RAP) domain 1	F:	ECOD (develop294)
A	PTPA	e2ixnA1	A: alpha arrays	X: PTPA-like	H: PTPA-like	T: PTPA-like	F: PTPA	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.20.120.1150	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Phosphotyrosyl phosphate activator, C-terminal lid domain	CATH (4.3.0)
A	1.20.120.1150	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Phosphotyrosyl phosphate activator, C-terminal lid domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF03095	Phosphotyrosyl phosphate activator (PTPA) protein (PTPA)	Phosphotyrosyl phosphate activator (PTPA) protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	SERINE/THREONINE-PROTEIN PHOSPHATASE 2A ACTIVATOR 2	enzyme regulator activity protein phosphatase activator activity enzyme activator activity protein tyrosine phosphatase activator activity phosphatase activator activity molecular function activator activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity isomerase activity catalytic activity, acting on a protein peptidyl-prolyl cis-trans isomerase activity catalytic activity cis-trans isomerase activity	microtubule cytoskeleton organization mitotic cell cycle mitotic spindle organization cellular component organization organelle organization mitotic cell cycle process cellular process microtubule-based process cell cycle cellular component organization or biogenesis cytoskeleton organization microtubule cytoskeleton organization involved in mitosis spindle organization cell cycle process microtubule cytoskeleton organization mitotic cell cycle mitotic spindle organization cellular component organization organelle organization mitotic cell cycle process cellular process microtubule-based process cell cycle cellular component organization or biogenesis cytoskeleton organization microtubule cytoskeleton organization involved in mitosis spindle organization cell cycle process cellular response to stimulus TOR signaling regulation of biological process regulation of cellular process response to stimulus signaling biological regulation intracellular signal transduction cell communication signal transduction response to osmotic stress response to stress response to abiotic stimulus	phosphatase complex protein-containing complex catalytic complex protein phosphatase type 2A complex protein serine/threonine phosphatase complex cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004327	Phosphotyrosyl phosphatase activator, PTPA	Family
A, B	IPR043170	Phosphotyrosyl phosphatase activator, C-terminal lid domain	Homologous Superfamily
A, B	IPR037218	PTPA superfamily	Homologous Superfamily

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.