Annotations: 2N56

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2n56a1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2n56a2	Artifacts	Tags	Tags	Tags	C-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	I-set_1	e2n56A1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: I-set_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Obscurin	cytoskeletal protein binding titin binding protein binding binding structural molecule activity structural constituent of muscle ankyrin binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding cytoskeletal protein binding titin binding protein binding binding structural molecule activity structural constituent of muscle ankyrin binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding phosphatidylinositol-3,4-bisphosphate binding calmodulin binding phosphatidylinositol-5-phosphate binding phospholipid binding lipid binding phosphatidylinositol phosphate binding phosphatidylinositol binding cation binding metal ion binding catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity protein serine kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups phosphatidylinositol-4,5-bisphosphate binding phosphatidylinositol bisphosphate binding protein serine/threonine kinase activity GTPase regulator activity enzyme regulator activity guanyl-nucleotide exchange factor activity nucleoside-triphosphatase regulator activity molecular function regulator activity phosphatidylinositol-3,4,5-trisphosphate binding phosphatidylinositol-4-phosphate binding phosphatidylinositol-3-phosphate 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 protein localization to M-band localization protein localization to organelle macromolecule localization intracellular protein localization cellular developmental process cellular component assembly involved in morphogenesis cell development membraneless organelle assembly muscle cell differentiation cellular component organization cellular component biogenesis muscle structure development striated muscle cell development cellular anatomical entity morphogenesis cellular component assembly muscle cell development cell differentiation sarcomere organization anatomical structure development actin filament-based process cellular component organization or biogenesis developmental process actomyosin structure organization actin cytoskeleton organization organelle assembly anatomical structure morphogenesis myofibril assembly organelle organization anatomical structure formation involved in morphogenesis striated muscle cell differentiation supramolecular fiber organization cytoskeleton organization	M band intracellular anatomical structure intracellular membraneless organelle sarcomere intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber A band cytoplasm supramolecular fiber myofibril supramolecular polymer M band intracellular anatomical structure intracellular membraneless organelle sarcomere intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber A band cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex Z disc I band cytosol cell periphery sarcolemma plasma membrane membrane membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nuclear body nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A	IPR008266	Tyrosine-protein kinase, active site	Active Site
A	IPR000219	Dbl homology domain	Domain
A	IPR036028	SH3-like domain superfamily	Homologous Superfamily
A	IPR035526	Obscurin, SH3 domain	Domain
A	IPR000719	Protein kinase domain	Domain
A	IPR013106	Immunoglobulin V-set domain	Domain
A	IPR003599	Immunoglobulin domain subtype	Domain
A	IPR000048	IQ motif, EF-hand binding site	Binding Site
A	IPR001452	SH3 domain	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR035899	Dbl homology (DH) domain superfamily	Homologous Superfamily
A	IPR007110	Immunoglobulin-like domain	Domain
A	IPR055251	SOS1/NGEF-like, PH domain	Domain
A	IPR017441	Protein kinase, ATP binding site	Binding Site
A	IPR001849	Pleckstrin homology domain	Domain
A	IPR003598	Immunoglobulin subtype 2	Domain
A	IPR011993	PH-like domain superfamily	Homologous Superfamily
A	IPR013098	Immunoglobulin I-set	Domain
A	IPR052385	Obscurin and Obscurin-like Regulators	Family
A	IPR003961	Fibronectin type III	Domain
A	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A	IPR008271	Serine/threonine-protein kinase, active site	Active Site
A	IPR036116	Fibronectin type III superfamily	Homologous Superfamily