1XA6

Crystal Structure of the Human Beta2-Chimaerin

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
Pharos: Disease Associations
Membrane Protein Annotation: OPM

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1xa6a1	All alpha proteins	GTPase activation domain, GAP	GTPase activation domain, GAP	BCR-homology GTPase activation domain (BH-domain)	Beta-chimaerin, C-terminal domain	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1xa6a2	Alpha and beta proteins (a+b)	SH2-like	SH2 domain	SH2 domain	Beta-chimaerin, N-terminal domain	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1xa6a3	Small proteins	Cysteine-rich domain	Cysteine-rich domain	Protein kinase cysteine-rich domain (cys2, phorbol-binding domain)	Beta-chimaerin, middle domain	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	C1 domain	8018903	4003764	SCOP2 (2022-06-29)
A	SCOP2 Family	SH2 domain	8018904	4001650	SCOP2 (2022-06-29)
A	SCOP2 Family	BCR-homology GTPase activation domain (RhoGAP-domain)	8018905	4001255	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Cysteine-rich domain	8057941	3001452	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	SH2 domain	8057940	3000197	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	GTPase activation domain, GAP	8057939	3001163	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	RhoGAP	e1xa6A1	A: alpha bundles	X: GTPase activation domain, GAP (From Topology)	H: GTPase activation domain, GAP (From Topology)	T: GTPase activation domain, GAP	F: RhoGAP	ECOD (1.6)
A	SH2	e1xa6A2	A: a+b two layers	X: SH2 (From Topology)	H: SH2 (From Topology)	T: SH2	F: SH2	ECOD (1.6)
A	C1_1	e1xa6A3	A: few secondary structure elements	X: RING/U-box-like	H: RING/U-box-like	T: Cysteine-rich domain	F: C1_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.505.10	Alpha Beta	2-Layer Sandwich	SHC Adaptor Protein	SH2 domain	CATH (4.3.0)
A	3.30.60.20	Alpha Beta	2-Layer Sandwich	Wheat Germ Agglutinin (Isolectin 2)	domain 1	CATH (4.3.0)
A	1.10.555.10	Mainly Alpha	Orthogonal Bundle	Phosphatidylinositol 3-kinase	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00017	SH2 domain (SH2)	SH2 domain	-	Domain
A	PF00130	Phorbol esters/diacylglycerol binding domain (C1 domain) (C1_1)	Phorbol esters/diacylglycerol binding domain (C1 domain)	This domain is also known as the Protein kinase C conserved region 1 (C1) domain.	Domain
A	PF00620	RhoGAP domain (RhoGAP)	RhoGAP domain	GTPase activator proteins towards Rho/Rac/Cdc42-like small GTPases.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Beta2-chimaerin	GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity cation binding ion binding binding metal ion binding small molecule binding	cellular response to stimulus regulation of biological process regulation of signaling regulation of cellular process small GTPase-mediated signal transduction response to stimulus signaling regulation of small GTPase mediated signal transduction biological regulation regulation of signal transduction intracellular signal transduction cell communication regulation of intracellular signal transduction regulation of response to stimulus intracellular signaling cassette cellular response to stimulus regulation of biological process regulation of signaling regulation of cellular process small GTPase-mediated signal transduction response to stimulus signaling regulation of small GTPase mediated signal transduction biological regulation regulation of signal transduction intracellular signal transduction cell communication regulation of intracellular signal transduction regulation of response to stimulus intracellular signaling cassette regulation of cell communication cellular process signal transduction positive regulation of molecular function regulation of molecular function positive regulation of hydrolase activity regulation of catalytic activity regulation of hydrolase activity positive regulation of catalytic activity regulation of GTPase activity positive regulation of GTPase activity	cellular anatomical structure membrane synapse cell junction intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR037860	Chimaerin, RhoGAP domain	Domain
A	IPR000198	Rho GTPase-activating protein domain	Domain
A	IPR002219	Protein kinase C-like, phorbol ester/diacylglycerol-binding domain	Domain
A	IPR036860	SH2 domain superfamily	Homologous Superfamily
A	IPR000980	SH2 domain	Domain
A	IPR017356	Chimaerin	Family
A	IPR020454	Diacylglycerol/phorbol-ester binding	Domain
A	IPR051854	Rho-type GTPase-activating protein	Family
A	IPR008936	Rho GTPase activation protein	Homologous Superfamily
A	IPR046349	C1-like domain superfamily	Homologous Superfamily
A	IPR035840	Chimaerin, SH2 domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P52757	liver cancer ovarian cancer pituitary cancer sinusitis ulcerative colitis astrocytic tumor Condition, Preneoplastic esophageal adenocarcinoma lung carcinoma malignant pancreatic neoplasm oligodendroglioma pancreatic ductal adenocarcinoma precancerous condition skin basal cell carcinoma vitiligo liver cancer ovarian cancer pituitary cancer sinusitis ulcerative colitis astrocytic tumor Condition, Preneoplastic esophageal adenocarcinoma lung carcinoma malignant pancreatic neoplasm oligodendroglioma pancreatic ductal adenocarcinoma precancerous condition skin basal cell carcinoma vitiligo atypical teratoid rhabdoid tumor cystic fibrosis glioblastoma liver neoplasm malignant ependymoma medulloblastoma osteosarcoma pilocytic astrocytoma subependymal giant cell astrocytoma breast cancer endometrial carcinoma large cell medulloblastoma lung cancer malignant glioma non-small cell lung carcinoma

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM				C1 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.