Annotations: 2KRM

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2krma_	All beta proteins	SH3-like barrel	SH3-domain	automated matches	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	SH3-domain	8062078	4000369	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	SH3-domain	8062079	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	e2krmA1	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
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 clathrin binding beta-catenin binding signaling receptor binding cytokine receptor 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 clathrin binding beta-catenin binding signaling receptor binding cytokine receptor binding vascular endothelial growth factor receptor binding growth factor receptor binding identical protein binding phosphatidylinositol 3-kinase binding phosphatidylinositol 3-kinase regulatory subunit binding	developmental process immune system development multicellular organism development multicellular organismal process lymph node development immune system process animal organ development anatomical structure development hematopoietic or lymphoid organ development system development cellular process cell division apoptotic process cell death developmental process immune system development multicellular organism development multicellular organismal process lymph node development immune system process animal organ development anatomical structure development hematopoietic or lymphoid organ development system development cellular process cell division apoptotic process cell death programmed cell death organonitrogen compound catabolic process organonitrogen compound metabolic process 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 response to stress response to wounding vesicle organization organelle organization protein localization establishment of protein localization cellular localization nitrogen compound transport transport secretion establishment of protein localization to extracellular region export from cell protein secretion establishment of localization protein localization to extracellular region localization secretion by cell protein transport cellular macromolecule localization macromolecule localization glomerulus development nephron development kidney development renal system development actin cytoskeleton organization actin filament organization actin filament-based process supramolecular fiber organization cytoskeleton organization 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 connective tissue development adipose tissue development tissue development MAPK cascade 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 response to stimulus regulation of cell communication protein polymerization actin polymerization or depolymerization actin filament polymerization cell junction organization synapse organization cell adhesion cell-cell adhesion cell-cell adhesion mediated by cadherin proteolysis involved in protein catabolic process proteasomal protein catabolic process proteasome-mediated ubiquitin-dependent protein catabolic process modification-dependent macromolecule catabolic process modification-dependent protein catabolic process proteolysis ubiquitin-dependent protein catabolic process biosynthetic process cellular biosynthetic process cellular metabolic process gene expression macromolecule biosynthetic process response to hormone response to chemical response to organonitrogen compound response to peptide hormone response to insulin response to oxygen-containing compound response to nitrogen compound membrane organization neurotrophin TRK receptor signaling pathway cell surface receptor protein tyrosine kinase signaling pathway enzyme-linked receptor protein signaling pathway maintenance of blood-brain barrier multicellular organismal-level homeostasis homeostatic process anatomical structure homeostasis tissue homeostasis defense response inflammatory response response to oxidative stress hexose transmembrane transport glucose import carbohydrate transport transmembrane transport glucose transmembrane transport monosaccharide transmembrane transport carbohydrate transmembrane transport gonad development reproductive system development reproductive process sex differentiation developmental process involved in reproduction male gonad development male sex differentiation development of primary male sexual characteristics development of primary sexual characteristics reproductive structure development cell population proliferation renal filtration cell differentiation kidney epithelium development cellular developmental process glomerular epithelial cell differentiation epithelial cell differentiation cell differentiation nephron epithelium development epithelial cell differentiation involved in kidney development epithelium development glomerular epithelium development cell differentiation involved in kidney development podocyte differentiation cell migration cell motility localization of cell endothelium development plasma membrane bounded cell projection organization cell projection organization cell development neuron projection development nervous system development generation of neurons neurogenesis neuron differentiation neuron development hepaticobiliary system development gland development liver development 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 regulation of cellular localization protein localization to organelle positive regulation of protein localization positive regulation of cellular process 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 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 transforming growth factor beta1 production cytokine production transforming growth factor beta production lipid metabolic process regulation of transforming growth factor beta production regulation of transforming growth factor beta1 production negative regulation of cellular metabolic process 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 regulation of cellular metabolic process negative regulation of cytokine production regulation of macromolecule metabolic process negative regulation of cellular biosynthetic process negative regulation of transforming growth factor beta production regulation of cellular biosynthetic process 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 axonogenesis developmental growth plasma membrane bounded cell projection morphogenesis cell growth cell morphogenesis cell projection morphogenesis neuron projection morphogenesis collateral sprouting developmental cell growth growth axon development cell morphogenesis involved in neuron differentiation developmental growth involved in morphogenesis anatomical structure morphogenesis 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 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 plasma membrane bounded cell projection assembly cell projection assembly 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 immunological synapse formation cell-cell recognition cell activation cell recognition lymphocyte activation leukocyte activation 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 import into cell regulation of receptor-mediated endocytosis regulation of vesicle-mediated transport vesicle-mediated transport endocytosis receptor-mediated endocytosis regulation of endocytosis response to glial cell derived neurotrophic factor cell-cell junction organization	cell-cell junction anchoring junction cell junction cellular anatomical entity intracellular organelle intracellular anatomical structure podosome cytoskeleton organelle intracellular non-membrane-bounded organelle actin cytoskeleton non-membrane-bounded organelle cytoplasm cytosol cell-cell junction anchoring junction cell junction cellular anatomical entity intracellular organelle intracellular anatomical structure podosome cytoskeleton organelle intracellular non-membrane-bounded organelle actin cytoskeleton non-membrane-bounded organelle cytoplasm cytosol cell leading edge neuromuscular junction synapse polymeric cytoskeletal fiber actin filament supramolecular fiber supramolecular polymer supramolecular complex protein-containing complex filamentous actin cell periphery plasma membrane membrane membrane-bounded organelle Golgi apparatus subcompartment Golgi apparatus organelle subcompartment trans-Golgi network membrane intracellular membrane-bounded organelle endomembrane system trans-Golgi network organelle membrane nucleus membrane-enclosed lumen nucleolus intracellular organelle lumen organelle lumen fibrillar center nuclear lumen endosome intracellular vesicle cytoplasmic vesicle late endosome vesicle somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection endocytic vesicle organelle envelope lumen organelle envelope nuclear envelope lumen nuclear envelope ruffle perinuclear region of cytoplasm axon cell cortex centrosome microtubule organizing center centriolar satellite microtubule cytoskeleton filtration diaphragm slit diaphragm growth cone distal axon site of polarized growth

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR050384	Endophilin/SH3RF	Family
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	IPR035776	CD2-associated protein, second SH3 domain	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 R01GM133198.