1JUO

Crystal Structure of Calcium-free Human Sorcin: A Member of the Penta-EF-Hand Protein Family

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1juob_	All alpha proteins	EF Hand-like	EF-hand	Penta-EF-hand proteins	Sorcin	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d1juoa_	All alpha proteins	EF Hand-like	EF-hand	Penta-EF-hand proteins	Sorcin	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)
B	SCOP2B Superfamily	EF-hand	8037385	3001983	SCOP2B (2022-06-29)
A	SCOP2 Family	Penta-EF-hand proteins	8025006	4003019	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	EF-hand	8037385	3001983	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)
B	EF-hand_8	e1juoB2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_8	ECOD (1.6)
B	EF-hand_7_1	e1juoB1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_1	ECOD (1.6)
A	EF-hand_8	e1juoA2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_8	ECOD (1.6)
A	EF-hand_7_1	e1juoA1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
A	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13833	EF-hand domain pair (EF-hand_8)	EF-hand domain pair	-	Domain
A, B	PF13499	EF-hand domain pair (EF-hand_7)	EF-hand domain pair	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	sorcin	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding signaling receptor binding enzyme binding protease binding protein heterodimerization activity protein dimerization activity channel regulator activity ion channel regulator activity cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding signaling receptor binding enzyme binding protease binding protein heterodimerization activity protein dimerization activity channel regulator activity ion channel regulator activity calcium channel regulator activity molecular function regulator activity transporter regulator activity transmembrane transporter binding transcription factor binding DNA-binding transcription factor binding identical protein binding	heart process multicellular organismal process system process regulation of actin filament-based process regulation of cellular process regulation of heart contraction regulation of system process cardiac muscle contraction striated muscle contraction circulatory system process actin filament-based process regulation of multicellular organismal process blood circulation cardiac muscle cell contraction heart process multicellular organismal process system process regulation of actin filament-based process regulation of cellular process regulation of heart contraction regulation of system process cardiac muscle contraction striated muscle contraction circulatory system process actin filament-based process regulation of multicellular organismal process blood circulation cardiac muscle cell contraction regulation of biological process biological regulation regulation of cardiac muscle contraction actin filament-based movement muscle contraction muscle system process regulation of muscle system process regulation of blood circulation regulation of striated muscle contraction regulation of actin filament-based movement regulation of muscle contraction regulation of cardiac muscle cell contraction cellular process actin-mediated cell contraction heart contraction developmental process heart development multicellular organism development anatomical structure development animal organ development circulatory system development system development regulation of cell communication regulation of cell communication by electrical coupling cell communication by electrical coupling cell communication regulation of calcium ion transport regulation of localization transport regulation of transport regulation of monoatomic ion transport establishment of localization metal ion transport calcium ion transport localization monoatomic ion transport regulation of metal ion transport monoatomic cation transport regulation of calcium ion transmembrane transporter activity negative regulation of ion transmembrane transporter activity negative regulation of calcium ion transmembrane transporter activity intracellular calcium ion homeostasis negative regulation of biological process negative regulation of ryanodine-sensitive calcium-release channel activity negative regulation of transport negative regulation of cation transmembrane transport monoatomic cation homeostasis intracellular monoatomic ion homeostasis regulation of release of sequestered calcium ion into cytosol inorganic ion transmembrane transport regulation of cation channel activity inorganic cation transmembrane transport maintenance of location transmembrane transport regulation of molecular function release of sequestered calcium ion into cytosol regulation of transmembrane transport chemical homeostasis negative regulation of calcium ion transmembrane transport cellular localization inorganic ion homeostasis negative regulation of cation channel activity homeostatic process monoatomic ion transmembrane transport negative regulation of monoatomic ion transport positive regulation of biological process regulation of transmembrane transporter activity calcium ion homeostasis regulation of monoatomic ion transmembrane transport negative regulation of sequestering of calcium ion negative regulation of transmembrane transport regulation of transporter activity maintenance of location in cell regulation of calcium ion transmembrane transport monoatomic cation transmembrane transport positive regulation of sequestering of calcium ion negative regulation of monoatomic ion transmembrane transport negative regulation of release of sequestered calcium ion into cytosol intracellular monoatomic cation homeostasis negative regulation of cellular process monoatomic ion homeostasis intracellular chemical homeostasis regulation of sequestering of calcium ion positive regulation of cellular process regulation of monoatomic ion transmembrane transporter activity calcium ion transmembrane import into cytosol sequestering of calcium ion negative regulation of transporter activity negative regulation of molecular function negative regulation of calcium ion transport cellular homeostasis regulation of ryanodine-sensitive calcium-release channel activity regulation of monoatomic cation transmembrane transport calcium ion transmembrane transport action potential regulation of biological quality regulation of membrane potential sarcoplasmic reticulum calcium ion transport release of sequestered calcium ion into cytosol by sarcoplasmic reticulum release of sequestered calcium ion into cytosol by endoplasmic reticulum regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum muscle structure development muscle organ development regulation of voltage-gated calcium channel activity regulation of high voltage-gated calcium channel activity regulation of relaxation of muscle relaxation of muscle cellular response to stimulus response to stimulus signaling signal transduction cell communication by electrical coupling involved in cardiac conduction regulation of cell communication by electrical coupling involved in cardiac conduction cardiac conduction cell communication involved in cardiac conduction protein localization positive regulation of cell communication establishment of protein localization nitrogen compound transport positive regulation of establishment of protein localization carbohydrate homeostasis cellular macromolecule localization establishment of localization in cell positive regulation of insulin secretion involved in cellular response to glucose stimulus positive regulation of insulin secretion regulation of peptide hormone secretion regulation of hormone levels positive regulation of peptide hormone secretion establishment of protein localization to extracellular region intracellular glucose homeostasis protein secretion cellular response to oxygen-containing compound regulation of protein secretion regulation of secretion cellular response to carbohydrate stimulus response to glucose response to chemical glucose homeostasis positive regulation of protein localization insulin secretion involved in cellular response to glucose stimulus regulation of hormone secretion regulation of protein localization regulation of peptide secretion positive regulation of secretion by cell hormone secretion protein localization to extracellular region positive regulation of protein transport peptide secretion secretion by cell regulation of secretion by cell positive regulation of hormone secretion response to monosaccharide response to carbohydrate positive regulation of secretion amide transport signal release cellular response to hexose stimulus cellular response to monosaccharide stimulus positive regulation of peptide secretion regulation of signaling secretion regulation of peptide transport regulation of establishment of protein localization cell-cell signaling export from cell response to oxygen-containing compound cellular response to glucose stimulus regulation of protein transport positive regulation of protein secretion peptide transport response to hexose cellular response to chemical stimulus positive regulation of transport protein transport regulation of cellular localization regulation of insulin secretion peptide hormone secretion macromolecule localization regulation of insulin secretion involved in cellular response to glucose stimulus hormone transport insulin secretion positive regulation of signaling positive regulation of cation transmembrane transport positive regulation of calcium ion transport positive regulation of monoatomic ion transport positive regulation of monoatomic ion transmembrane transport positive regulation of calcium ion transmembrane transport positive regulation of transmembrane transport positive regulation of release of sequestered calcium ion into cytosol sequestering of metal ion intracellular iron ion homeostasis sequestering of iron ion intracellular sequestering of iron ion negative regulation of heart rate negative regulation of blood circulation negative regulation of heart contraction negative regulation of multicellular organismal process regulation of heart rate negative regulation of muscle contraction negative regulation of cardiac muscle contraction negative regulation of striated muscle contraction	cell periphery sarcolemma plasma membrane membrane T-tubule cellular anatomical entity intracellular anatomical structure Z disc sarcomere intracellular organelle I band organelle intracellular non-membrane-bounded organelle contractile muscle fiber cell periphery sarcolemma plasma membrane membrane T-tubule cellular anatomical entity intracellular anatomical structure Z disc sarcomere intracellular organelle I band organelle intracellular non-membrane-bounded organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex non-membrane-bounded organelle membrane-bounded organelle organelle subcompartment intracellular membrane-bounded organelle endomembrane system sarcoplasm endoplasmic reticulum subcompartment bounding membrane of organelle nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum sarcoplasmic reticulum sarcoplasmic reticulum membrane organelle membrane endoplasmic reticulum membrane extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle cytosol nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002048	EF-hand domain	Domain
A, B	IPR011992	EF-hand domain pair	Homologous Superfamily
A, B	IPR018247	EF-Hand 1, calcium-binding site	Binding Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: P30626	Liver Cirrhosis, Experimental astrocytic tumor cystic fibrosis lymphoplasmacytic lymphoma non-small cell lung carcinoma ovarian cancer sinusitis atypical teratoid rhabdoid tumor glioblastoma lung adenocarcinoma malignant colon neoplasm oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm ulcerative colitis breast cancer Liver Cirrhosis, Experimental astrocytic tumor cystic fibrosis lymphoplasmacytic lymphoma non-small cell lung carcinoma ovarian cancer sinusitis atypical teratoid rhabdoid tumor glioblastoma lung adenocarcinoma malignant colon neoplasm oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm ulcerative colitis breast cancer large cell medulloblastoma lung cancer medulloblastoma osteosarcoma plasma cell myeloma

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.