4X1V | pdb_00004x1v

Crystal structure of the 2nd SH3 domain from human CD2AP (CMS) in complex with a proline-rich peptide (aa 76-91) from human ARAP1

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	SH3-domain	8088301	4000369	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	SH3-domain	8090114	3000153	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	SH3_1	e4x1vA1	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	PF14604	Variant SH3 domain (SH3_9)	Variant SH3 domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Arf-GAP with Rho-GAP domain, ANK repeat and PH domain-containing protein 1	GTPase regulator activity enzyme regulator activity enzyme activator activity GTPase activator activity molecular function activator activity nucleoside-triphosphatase regulator activity molecular function regulator activity binding ion binding phosphatidylinositol-3,4,5-trisphosphate binding anion binding phospholipid binding lipid binding phosphatidylinositol phosphate 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 binding ion binding phosphatidylinositol-3,4,5-trisphosphate binding anion binding phospholipid binding lipid binding phosphatidylinositol phosphate binding phosphatidylinositol binding small molecule binding cation binding transition metal ion binding zinc ion binding metal ion binding angiotensin receptor binding protein binding signaling receptor binding type 1 angiotensin receptor binding G protein-coupled receptor binding	regulation of cytoskeleton organization regulation of cellular process regulation of cellular component organization regulation of actin filament-based process negative regulation of biological process regulation of actin filament bundle assembly cellular component biogenesis cellular component organization cellular component assembly actin filament bundle organization actin filament-based process negative regulation of cellular process cellular component organization or biogenesis stress fiber assembly regulation of cytoskeleton organization regulation of cellular process regulation of cellular component organization regulation of actin filament-based process negative regulation of biological process regulation of actin filament bundle assembly cellular component biogenesis cellular component organization cellular component assembly actin filament bundle organization actin filament-based process negative regulation of cellular process cellular component organization or biogenesis stress fiber assembly negative regulation of supramolecular fiber organization regulation of biological process regulation of actin filament organization negative regulation of stress fiber assembly actin cytoskeleton organization actomyosin structure organization negative regulation of cellular component organization negative regulation of cytoskeleton organization biological regulation actin filament organization regulation of cellular component biogenesis negative regulation of actin filament bundle assembly regulation of organelle organization regulation of stress fiber assembly organelle organization negative regulation of organelle organization contractile actin filament bundle assembly regulation of actomyosin structure organization regulation of actin cytoskeleton organization actin filament bundle assembly regulation of supramolecular fiber organization cellular process supramolecular fiber organization cytoskeleton organization 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 regulation of localization import into cell positive regulation of cellular component organization transport positive regulation of biological process vesicle-mediated transport localization positive regulation of endocytosis phagocytosis positive regulation of cellular process regulation of endocytosis regulation of transport regulation of phagocytosis regulation of vesicle-mediated transport establishment of localization positive regulation of phagocytosis positive regulation of transport endocytosis cell projection organization regulation of cell projection organization receptor internalization regulation of receptor-mediated endocytosis regulation of receptor internalization receptor-mediated endocytosis multicellular organismal process homeostatic process regulation of bone remodeling tissue homeostasis regulation of tissue remodeling regulation of bone resorption bone resorption multicellular organismal-level homeostasis tissue remodeling bone remodeling anatomical structure homeostasis regulation of multicellular organismal process cellular response to stimulus response to stimulus signaling signal transduction cell communication regulation of signaling regulation of receptor recycling regulation of macromolecule metabolic process receptor recycling positive regulation of metabolic process receptor metabolic process positive regulation of receptor recycling positive regulation of macromolecule metabolic process metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of signaling developmental process regulation of developmental process regulation of cell shape cell morphogenesis regulation of cell morphogenesis anatomical structure morphogenesis anatomical structure development regulation of biological quality regulation of anatomical structure morphogenesis retina homeostasis photoreceptor cell maintenance small GTPase-mediated signal transduction regulation of small GTPase mediated signal transduction regulation of signal transduction intracellular signal transduction regulation of intracellular signal transduction regulation of response to stimulus intracellular signaling cassette regulation of cell communication filopodium assembly regulation of filopodium assembly plasma membrane bounded cell projection assembly positive regulation of cell projection organization positive regulation of filopodium assembly plasma membrane bounded cell projection organization positive regulation of cellular component biogenesis regulation of cell projection assembly regulation of plasma membrane bounded cell projection assembly cell projection assembly regulation of plasma membrane bounded cell projection organization positive regulation of plasma membrane bounded cell projection assembly	membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle Golgi stack cytoplasm podosome cytoskeleton membrane-bounded organelle intracellular anatomical structure Golgi apparatus subcompartment Golgi apparatus organelle subcompartment intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure organelle Golgi stack cytoplasm podosome cytoskeleton membraneless organelle intracellular membraneless organelle actin cytoskeleton cytosol cell periphery plasma membrane membrane endosome intracellular vesicle cytoplasmic vesicle late endosome multivesicular body vesicle nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen early endosome trans-Golgi network ruffle cell projection cell leading edge plasma membrane bounded cell projection extrinsic component of plasma membrane extrinsic component of membrane
A	CD2-associated protein	cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding SH3 domain binding protein domain specific binding cell adhesion molecule binding cadherin binding identical protein binding clathrin binding phosphatidylinositol 3-kinase binding phosphatidylinositol 3-kinase regulatory subunit binding cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding SH3 domain binding protein domain specific binding cell adhesion molecule binding cadherin binding identical protein binding clathrin binding phosphatidylinositol 3-kinase binding phosphatidylinositol 3-kinase regulatory subunit binding structural constituent of cytoskeleton structural molecule activity	developmental process multicellular organismal process gonad development reproductive system development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics anatomical structure development reproductive structure development developmental process multicellular organismal process gonad development reproductive system development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics anatomical structure development reproductive structure development system development D-glucose import hexose transmembrane transport transport carbohydrate transport establishment of localization transmembrane transport localization D-glucose transmembrane transport cellular process monosaccharide transmembrane transport carbohydrate transmembrane transport immune system development lymph node development immune system process hematopoietic or lymphoid organ development cell division cell population proliferation renal filtration cell differentiation kidney epithelium development cellular developmental process glomerular epithelial cell differentiation epithelial cell differentiation renal system development cell differentiation nephron development nephron epithelium development epithelial cell differentiation involved in kidney development epithelium development glomerular epithelium development tissue development glomerulus development cell differentiation involved in kidney development podocyte differentiation kidney development apoptotic process cell death programmed cell death catabolic process metabolic process primary metabolic process protein catabolic process protein metabolic process macromolecule metabolic process macromolecule catabolic process cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular component organization or biogenesis protein heterooligomerization cellular response to stimulus regulation of biological process small GTPase-mediated signal transduction regulation of cellular process response to stimulus signaling biological regulation intracellular signal transduction cell communication intracellular signaling cassette Rab protein signal transduction signal transduction renal system process system process renal absorption renal albumin absorption renal protein absorption cell migration cell motility localization of cell endothelium development response to stress response to wounding establishment of protein localization nitrogen compound transport secretion establishment of protein localization to extracellular region export from cell protein secretion protein localization to extracellular region secretion by cell protein transport macromolecule localization intracellular protein localization organelle organization actin cytoskeleton organization actin filament organization actin filament-based process supramolecular fiber organization cytoskeleton organization hepaticobiliary system development gland development liver development cellular response to growth factor stimulus cell surface receptor signaling pathway response to endogenous stimulus cellular response to nerve growth factor stimulus cellular response to endogenous stimulus nerve growth factor signaling pathway neurotrophin signaling pathway response to nerve growth factor response to growth factor regulation of localization regulation of protein localization positive regulation of protein localization to nucleus positive regulation of biological process regulation of protein localization to nucleus protein localization to nucleus protein localization to organelle positive regulation of protein localization connective tissue development adipose tissue development immune response-regulating cell surface receptor signaling pathway positive regulation of response to stimulus immune response-activating signaling pathway immune response-regulating signaling pathway positive regulation of immune response regulation of immune system process positive regulation of immune system process immune response-activating cell surface receptor signaling pathway immune response T cell receptor signaling pathway regulation of response to stimulus regulation of immune response antigen receptor-mediated signaling pathway activation of immune response phosphatidylinositol 3-kinase/protein kinase B signal transduction stress-activated MAPK cascade stress-activated protein kinase signaling cascade cellular response to stress MAPK cascade transforming growth factor beta1 production biosynthetic process cytokine production gene expression macromolecule biosynthetic process transforming growth factor beta production ERK1 and ERK2 cascade regulation of cytoskeleton organization regulation of cellular component organization regulation of actin filament-based process regulation of organelle organization regulation of actin cytoskeleton organization response to transforming growth factor beta negative regulation of signaling regulation of small GTPase mediated signal transduction negative regulation of intracellular signal transduction negative regulation of biological process regulation of signal transduction negative regulation of cell communication regulation of intracellular signal transduction negative regulation of cellular process regulation of signaling negative regulation of response to stimulus negative regulation of small GTPase mediated signal transduction negative regulation of signal transduction regulation of cell communication protein polymerization actin polymerization or depolymerization actin filament polymerization lipid metabolic process cell junction organization synapse organization regulation of transforming growth factor beta production regulation of transforming growth factor beta1 production regulation of cytokine production regulation of multicellular organismal process negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of transforming growth factor beta1 production negative regulation of metabolic process negative regulation of cytokine production regulation of macromolecule metabolic process negative regulation of transforming growth factor beta production regulation of gene expression negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process negative regulation of multicellular organismal process regulation of metabolic process neuron apoptotic process negative regulation of neuron apoptotic process negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death negative regulation of apoptotic process regulation of neuron apoptotic process substrate-dependent cell migration, cell extension plasma membrane bounded cell projection organization cell projection organization plasma membrane bounded cell projection assembly substrate-dependent cell migration cell projection assembly cell adhesion cell-cell adhesion cell-cell adhesion mediated by cadherin axonogenesis developmental growth plasma membrane bounded cell projection morphogenesis cell development neuron projection development cell growth cell morphogenesis neurogenesis cell projection morphogenesis neuron differentiation neuron projection morphogenesis collateral sprouting developmental cell growth growth nervous system development axon development cell morphogenesis involved in neuron differentiation developmental growth involved in morphogenesis generation of neurons anatomical structure morphogenesis neuron development positive regulation of establishment of protein localization positive regulation of secretion by cell positive regulation of protein transport regulation of secretion by cell positive regulation of secretion positive regulation of cellular process regulation of transport regulation of establishment of protein localization regulation of protein transport positive regulation of protein secretion regulation of protein secretion regulation of secretion positive regulation of transport filopodium assembly response to hormone response to chemical response to peptide hormone response to insulin response to oxygen-containing compound response to nitrogen compound regulation of synaptic plasticity trans-synaptic signaling modulation of chemical synaptic transmission cell-cell signaling chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of biological quality membrane organization neurotrophin TRK receptor signaling pathway cell surface receptor protein tyrosine kinase signaling pathway enzyme-linked receptor protein signaling pathway immunological synapse formation cell-cell recognition cell activation cell recognition lymphocyte activation leukocyte activation maintenance of blood-brain barrier multicellular organismal-level homeostasis homeostatic process anatomical structure homeostasis tissue homeostasis biological process involved in interspecies interaction between organisms response to other organism response to external stimulus response to external biotic stimulus response to virus response to biotic stimulus defense response inflammatory response response to oxidative stress response to glial cell derived neurotrophic factor cell-cell junction organization	intracellular organelle cellular anatomical structure intracellular anatomical structure podosome cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region intracellular organelle cellular anatomical structure intracellular anatomical structure podosome cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle cell leading edge somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection cytoplasm neuromuscular junction synapse cell junction nucleus membrane-enclosed lumen intracellular membrane-bounded organelle endomembrane system intracellular organelle lumen organelle envelope lumen organelle envelope organelle lumen nuclear envelope lumen nuclear envelope ruffle polymeric cytoskeletal fiber protein-containing complex actin filament filamentous actin supramolecular fiber supramolecular polymer supramolecular complex axon centrosome microtubule organizing center centriolar satellite microtubule cytoskeleton cell-cell junction anchoring junction filtration diaphragm slit diaphragm cell periphery plasma membrane membrane growth cone distal axon site of polarized growth Golgi apparatus subcompartment Golgi apparatus organelle subcompartment trans-Golgi network membrane trans-Golgi network organelle membrane nucleolus fibrillar center nuclear lumen endosome intracellular vesicle cytoplasmic vesicle late endosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR052227	Arf-GAP with Rho-GAP domain, ANK repeat and PH domain-containing protein	Family
B	IPR001849	Pleckstrin homology domain	Domain
B	IPR011993	PH-like domain superfamily	Homologous Superfamily
B	IPR008936	Rho GTPase activation protein	Homologous Superfamily
B	IPR038508	ArfGAP domain superfamily	Homologous Superfamily
B	IPR000198	Rho GTPase-activating protein domain	Domain
B	IPR000159	Ras-associating domain	Domain
B	IPR037858	ARAP, RhoGAP domain	Domain
B	IPR013761	Sterile alpha motif/pointed domain superfamily	Homologous Superfamily
B	IPR037278	ARFGAP/RecO-like zinc finger	Homologous Superfamily
B	IPR001164	Arf GTPase activating protein	Domain
B	IPR001660	Sterile alpha motif domain	Domain
A	IPR036028	SH3-like domain superfamily	Homologous Superfamily
A	IPR035777	CD2-associated protein, third SH3 domain	Domain
A	IPR001452	SH3 domain	Domain
A	IPR035775	CD2-associated protein, first SH3 domain	Domain
A	IPR050384	Endophilin/SH3RF	Family
A	IPR035776	CD2-associated protein, second SH3 domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: Q96P48	maturity-onset diabetes of the young rheumatoid arthritis ovarian cancer sickle cell anemia psoriasis type 2 diabetes mellitus
A	Pharos: Q9Y5K6	Alzheimer disease focal segmental glomerulosclerosis 3, susceptibility to focal segmental glomerulosclerosis plasma cell myeloma spina bifida Acute Confusional Senile Dementia lung adenocarcinoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm glioblastoma malignant ependymoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia proteinuria atypical teratoid rhabdoid tumor Alzheimer disease focal segmental glomerulosclerosis 3, susceptibility to focal segmental glomerulosclerosis plasma cell myeloma spina bifida Acute Confusional Senile Dementia lung adenocarcinoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm glioblastoma malignant ependymoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia proteinuria atypical teratoid rhabdoid tumor malignant glioma pancreatic intraductal papillary-mucinous carcinoma

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.