Annotations: 2RQR

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	SH3-domain	8054076	3000153	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	SH3_1	e2rqrA1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: SH3_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.30.40	Mainly Beta	Roll	SH3 type barrels.	SH3 Domains	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF07653	Variant SH3 domain (SH3_2)	Variant SH3 domain	SH3 (Src homology 3) domains are often indicative of a protein involved in signal transduction related to cytoskeletal organisation. First described in the Src cytoplasmic tyrosine kinase Swiss:P12931. The structure is a partly opened beta barrel.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Engulfment and cell motility protein 1,Dedicator of cytokinesis protein 2	small GTPase binding protein binding binding enzyme binding GTPase binding GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity guanyl-nucleotide exchange factor activity protein-containing complex binding small GTPase binding protein binding binding enzyme binding GTPase binding GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity guanyl-nucleotide exchange factor activity protein-containing complex binding signaling receptor binding T cell receptor binding SH3 domain binding protein domain specific binding	developmental process thymic T cell selection multicellular organismal process cellular developmental process hemopoiesis cell activation cell development mononuclear cell differentiation lymphocyte activation lymphocyte differentiation leukocyte activation T cell differentiation in thymus T cell activation immune system process cell differentiation developmental process thymic T cell selection multicellular organismal process cellular developmental process hemopoiesis cell activation cell development mononuclear cell differentiation lymphocyte activation lymphocyte differentiation leukocyte activation T cell differentiation in thymus T cell activation immune system process cell differentiation negative thymic T cell selection anatomical structure development T cell differentiation cellular process negative T cell selection T cell selection leukocyte differentiation positive thymic T cell selection positive T cell selection regulation of localization import into cell positive regulation of cellular component organization regulation of cellular process regulation of cellular component organization transport positive regulation of biological process vesicle-mediated transport cellular component organization localization positive regulation of endocytosis phagocytosis cellular component organization or biogenesis positive regulation of cellular process regulation of endocytosis regulation of biological process regulation of transport biological regulation regulation of phagocytosis regulation of vesicle-mediated transport establishment of localization positive regulation of phagocytosis positive regulation of transport endocytosis organelle organization actin cytoskeleton organization actin filament-based process cytoskeleton organization cell migration cell motility membrane organization cellular localization membrane raft polarization localization within membrane membrane raft localization membrane raft organization membrane raft distribution chemotaxis response to stimulus taxis response to chemical response to external stimulus locomotion cellular response to stimulus regulation of signaling small GTPase-mediated signal transduction signaling regulation of small GTPase mediated signal transduction 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 signal transduction myoblast fusion cell-cell fusion muscle cell differentiation myotube differentiation muscle structure development syncytium formation by plasma membrane fusion anatomical structure morphogenesis anatomical structure formation involved in morphogenesis syncytium formation striated muscle cell differentiation macropinocytosis pinocytosis immunological synapse formation cell-cell recognition cell recognition establishment of lymphocyte polarity establishment of T cell polarity establishment or maintenance of cell polarity establishment of cell polarity immune response myeloid dendritic cell activation myeloid dendritic cell activation involved in immune response cell activation involved in immune response myeloid leukocyte activation myeloid cell activation involved in immune response immune effector process leukocyte activation involved in immune response cell population proliferation leukocyte proliferation alpha-beta T cell proliferation mononuclear cell proliferation lymphocyte proliferation alpha-beta T cell activation T cell proliferation Rac protein signal transduction phagocytosis, engulfment membrane invagination plasma membrane invagination cellular component biogenesis multicellular organism development cellular component assembly regulation of postsynapse assembly cell junction assembly regulation of synapse structure or activity synapse organization regulation of synapse assembly regulation of biological quality system development postsynapse organization postsynapse assembly regulation of postsynapse organization nervous system development regulation of cellular component biogenesis regulation of cell junction assembly regulation of synapse organization cell junction organization synapse assembly apoptotic process cell death programmed cell death actin filament organization supramolecular fiber organization	cellular anatomical structure membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cellular anatomical structure membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane intracellular organelle cytoskeleton membraneless organelle intracellular membraneless organelle vesicle lumen intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen intracellular membrane-bounded organelle secretory granule lumen endomembrane system intracellular organelle lumen cytoplasmic vesicle organelle lumen specific granule lumen secretory granule secretory vesicle specific granule postsynapse synapse cell junction protein-containing complex guanyl-nucleotide exchange factor complex intracellular protein-containing complex glutamatergic synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR043162	Dedicator of cytokinesis, C-terminal, lobe C	Homologous Superfamily
A	IPR016024	Armadillo-type fold	Homologous Superfamily
A	IPR042455	Dedicator of cytokinesis, N-terminal, subdomain 1	Homologous Superfamily
A	IPR026791	Dedicator of cytokinesis	Family
A	IPR046773	DOCKER, Lobe C	Domain
A	IPR036028	SH3-like domain superfamily	Homologous Superfamily
A	IPR046770	DOCKER, Lobe B	Domain
A	IPR027357	DOCKER domain	Domain
A	IPR046769	DOCKER, Lobe A	Domain
A	IPR032376	Dedicator of cytokinesis, N-terminal domain	Domain
A	IPR026799	Dedicator of cytokinesis protein 2, DHR2 domain	Domain
A	IPR001452	SH3 domain	Domain
A	IPR035892	C2 domain superfamily	Homologous Superfamily
A	IPR027007	C2 DOCK-type domain	Domain
A	IPR043161	Dedicator of cytokinesis, C-terminal, lobe A	Homologous Superfamily
A	IPR001849	Pleckstrin homology domain	Domain
A	IPR006816	ELMO domain	Domain
A	IPR016024	Armadillo-type fold	Homologous Superfamily
A	IPR050868	Engulfment and cell motility domain-containing protein	Family
A	IPR024574	ELMO, armadillo-like helical domain	Domain
A	IPR011989	Armadillo-like helical	Homologous Superfamily
A	IPR011993	PH-like domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q92556	DOCK2 deficiency esophageal adenocarcinoma ulcerative colitis bipolar disorder interstitial cystitis lung carcinoma periodontitis prostate carcinoma spina bifida cutaneous lupus erythematosus head and neck cancer invasive ductal breast carcinoma non-small cell lung carcinoma pilocytic astrocytoma psoriasis DOCK2 deficiency esophageal adenocarcinoma ulcerative colitis bipolar disorder interstitial cystitis lung carcinoma periodontitis prostate carcinoma spina bifida cutaneous lupus erythematosus head and neck cancer invasive ductal breast carcinoma non-small cell lung carcinoma pilocytic astrocytoma psoriasis tuberculosis IgA glomerulonephritis lung cancer osteosarcoma Prostate cancer, familial Sjogren syndrome Stevens-Johnson syndrome esophageal adenocarcinoma primary biliary cholangitis psoriasis Nodular glomerulosclerosis pancreatic intraductal papillary-mucinous neoplasm pilocytic astrocytoma toxic epidermal necrolysis Alzheimer disease celiac disease Hashimoto thyroiditis lung adenocarcinoma malignant ependymoma medulloblastoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia ulcerative colitis attention deficit hyperactivity disorder, inattentive type diabetic kidney disease interstitial cystitis lung cancer malignant glioma ovarian cancer Pick disease subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma lung carcinoma malignant mesothelioma