2FOT

Crystal structure of the complex between calmodulin and alphaII-spectrin

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 Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2fota_	All alpha proteins	EF Hand-like	EF-hand	Calmodulin-like	Calmodulin	(Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	EF-hand	8039032	3001983	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	EF-hand_7_8	e2fotA2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8	ECOD (1.6)
A	EF-hand_7_5	e2fotA1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_5	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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	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	Calmodulin	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding protein domain specific binding	regulation of calcium ion transmembrane transporter activity regulation of localization regulation of calcium ion transport positive regulation of cation transmembrane transport positive regulation of calcium ion transport regulation of cellular process intracellular calcium ion homeostasis negative regulation of biological process calcium ion transport localization positive regulation of monoatomic ion transport positive regulation of monoatomic ion transmembrane transport monoatomic cation homeostasis monoatomic cation transport regulation of calcium ion transmembrane transporter activity regulation of localization regulation of calcium ion transport positive regulation of cation transmembrane transport positive regulation of calcium ion transport regulation of cellular process intracellular calcium ion homeostasis negative regulation of biological process calcium ion transport localization positive regulation of monoatomic ion transport positive regulation of monoatomic ion transmembrane transport monoatomic cation homeostasis monoatomic cation transport intracellular monoatomic ion homeostasis regulation of biological process regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport inorganic ion transmembrane transport establishment of localization positive regulation of cation channel activity 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 cellular localization inorganic ion homeostasis transport homeostatic process monoatomic ion transmembrane 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 metal ion transport regulation of transporter activity maintenance of location in cell monoatomic cation transmembrane transport regulation of calcium ion transmembrane transport positive regulation of molecular function positive regulation of calcium ion transmembrane transporter activity intracellular monoatomic cation homeostasis positive regulation of calcium ion transmembrane transport positive regulation of transmembrane transport monoatomic ion homeostasis negative regulation of cellular process monoatomic ion transport intracellular chemical homeostasis positive regulation of release of sequestered calcium ion into cytosol regulation of metal ion transport regulation of sequestering of calcium ion positive regulation of cellular process positive regulation of ryanodine-sensitive calcium-release channel activity regulation of monoatomic ion transmembrane transporter activity calcium ion transmembrane import into cytosol regulation of transport sequestering of calcium ion biological regulation cellular homeostasis regulation of ryanodine-sensitive calcium-release channel activity positive regulation of transport positive regulation of transporter activity positive regulation of ion transmembrane transporter activity cellular process regulation of monoatomic cation transmembrane transport calcium ion transmembrane transport negative regulation of ion transmembrane transporter activity negative regulation of calcium ion transmembrane transporter activity negative regulation of ryanodine-sensitive calcium-release channel activity negative regulation of transport negative regulation of cation transmembrane transport negative regulation of calcium ion transmembrane transport negative regulation of cation channel activity negative regulation of monoatomic ion transport negative regulation of 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 negative regulation of transporter activity negative regulation of molecular function negative regulation of calcium ion transport 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	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol intracellular organelle cytoskeleton spindle organelle intracellular non-membrane-bounded organelle spindle pole microtubule cytoskeleton non-membrane-bounded organelle protein-containing complex
B [auth C]	alpha-II spectrin Spectrin	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding cytoskeletal protein binding actin binding protein-containing complex binding protein binding actin filament binding cell adhesion molecule binding cadherin binding calmodulin binding cation binding ion binding binding calcium ion binding metal ion binding small molecule binding cytoskeletal protein binding actin binding protein-containing complex binding protein binding actin filament binding cell adhesion molecule binding cadherin binding calmodulin binding structural constituent of cytoskeleton structural molecule activity	cellular component organization organelle organization actin cytoskeleton organization actin filament-based process cellular process cellular component organization or biogenesis cytoskeleton organization regulation of cellular process regulation of cellular component size negative regulation of biological process protein-containing complex disassembly regulation of protein-containing complex disassembly actin filament depolymerization regulation of actin filament depolymerization cellular component organization organelle organization actin cytoskeleton organization actin filament-based process cellular process cellular component organization or biogenesis cytoskeleton organization regulation of cellular process regulation of cellular component size negative regulation of biological process protein-containing complex disassembly regulation of protein-containing complex disassembly actin filament depolymerization regulation of actin filament depolymerization cellular component biogenesis actin filament capping cellular component assembly negative regulation of supramolecular fiber organization regulation of biological quality negative regulation of actin filament polymerization cellular component disassembly regulation of biological process negative regulation of cellular component organization actin filament organization regulation of organelle organization negative regulation of protein depolymerization negative regulation of protein-containing complex assembly regulation of protein polymerization regulation of supramolecular fiber organization supramolecular fiber organization regulation of cytoskeleton organization regulation of cellular component organization regulation of actin filament-based process regulation of protein-containing complex assembly negative regulation of protein-containing complex disassembly negative regulation of cellular process protein-containing complex assembly negative regulation of protein polymerization regulation of actin filament polymerization actin polymerization or depolymerization protein polymerization regulation of actin filament organization actin filament polymerization protein-containing complex organization regulation of protein depolymerization negative regulation of cytoskeleton organization biological regulation regulation of actin polymerization or depolymerization regulation of cellular component biogenesis negative regulation of organelle organization regulation of actin filament length regulation of actin cytoskeleton organization negative regulation of actin filament depolymerization protein depolymerization regulation of anatomical structure size	cell junction cellular anatomical entity membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cell junction cellular anatomical entity 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 intracellular membrane-bounded organelle cytoskeleton intracellular non-membrane-bounded organelle microtubule cytoskeleton non-membrane-bounded organelle spectrin protein-containing complex cell cortex cortical cytoskeleton actin cytoskeleton cortical actin cytoskeleton tertiary granule lumen membrane-enclosed lumen intracellular vesicle endomembrane system intracellular organelle lumen tertiary granule organelle lumen cytoplasmic vesicle secretory granule secretory vesicle vesicle lumen cytoplasmic vesicle lumen secretory granule lumen specific granule lumen specific granule cell projection

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A	IPR002048	EF-hand domain	Domain
A	IPR011992	EF-hand domain pair	Homologous Superfamily
B [auth C]	IPR035825	Alpha Spectrin, SH3 domain	Domain
B [auth C]	IPR014837	EF-hand, Ca insensitive	Domain
B [auth C]	IPR036028	SH3-like domain superfamily	Homologous Superfamily
B [auth C]	IPR002048	EF-hand domain	Domain
B [auth C]	IPR011992	EF-hand domain pair	Homologous Superfamily
B [auth C]	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
B [auth C]	IPR001452	SH3 domain	Domain
B [auth C]	IPR018159	Spectrin/alpha-actinin	Repeat
B [auth C]	IPR002017	Spectrin repeat	Repeat

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B [auth C]	Pharos: Q13813	developmental and epileptic encephalopathy, 5 West syndrome Liver Cirrhosis, Experimental intellectual disability oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm urinary bladder cancer allergic rhinitis glioblastoma neurodegenerative disease ovarian cancer psoriasis astrocytic tumor epilepsy lung cancer developmental and epileptic encephalopathy, 5 West syndrome Liver Cirrhosis, Experimental intellectual disability oligodendroglioma pancreatic intraductal papillary-mucinous neoplasm urinary bladder cancer allergic rhinitis glioblastoma neurodegenerative disease ovarian cancer psoriasis astrocytic tumor epilepsy lung cancer malignant pancreatic neoplasm pancreatic ductal adenocarcinoma subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor developmental and epileptic encephalopathy large cell medulloblastoma malignant ependymoma medulloblastoma

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.