4L4I | pdb_00004l4i

Crystal structure of mouse Ryanodine Receptor isoform 2 (RyR2) 1-547 disease mutant R420Q

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	tRNA-synt_2b	e4l4iA2	A: a/b three-layered sandwiches	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: tRNA-synt_2b	ECOD (v294.1)
A	FKBP_C	e4l4iA9	A: a/b three-layered sandwiches	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: FKBP_C	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
A	1.25.10.30	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	IP3 receptor type 1 binding core, RIH domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02815	MIR domain (MIR)	MIR domain	The MIR (protein mannosyltransferase, IP3R and RyR) domain is a domain that may have a ligand transferase function [1].	Domain
A	PF01365	RIH domain (RYDR_ITPR)	RIH domain	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Ryanodine receptor 2	calcium channel activity monoatomic cation transmembrane transporter activity intracellularly ligand-gated monoatomic ion channel activity gated channel activity monoatomic ion channel activity intracellularly gated calcium channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity ligand-gated calcium channel activity monoatomic ion transmembrane transporter activity transporter activity calcium channel activity monoatomic cation transmembrane transporter activity intracellularly ligand-gated monoatomic ion channel activity gated channel activity monoatomic ion channel activity intracellularly gated calcium channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity ligand-gated calcium channel activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity ligand-gated monoatomic cation channel activity transmembrane transporter activity calcium-induced calcium release activity ryanodine-sensitive calcium-release channel activity binding organic acid binding ion binding anion binding suramin binding sulfur compound binding small molecule binding protein binding calmodulin binding identical protein binding cation binding calcium ion binding metal ion binding scaffold protein binding kinase binding enzyme binding protein kinase binding protein kinase A binding protein kinase A regulatory subunit binding protein kinase A catalytic subunit binding	response to stimulus response to activity response to muscle activity heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation positive regulation of biological process positive regulation of heart rate positive regulation of blood circulation positive regulation of heart contraction response to stimulus response to activity response to muscle activity heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation positive regulation of biological process positive regulation of heart rate positive regulation of blood circulation positive regulation of heart contraction circulatory system process regulation of blood circulation positive regulation of multicellular organismal process regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate muscle contraction muscle system process striated muscle contraction positive regulation of the force of heart contraction regulation of the force of heart contraction response to metal ion response to chemical response to calcium ion response to redox state regulation of AV node cell action potential AV node cell action potential regulation of cellular process cell communication regulation of cardiac muscle cell action potential cell communication involved in cardiac conduction regulation of action potential AV node cell to bundle of His cell signaling action potential AV node cell to bundle of His cell communication cardiac conduction regulation of cell communication cellular process cardiac muscle cell action potential regulation of membrane potential regulation of actin filament-based process cardiac muscle cell action potential involved in contraction regulation of ventricular cardiac muscle cell action potential cardiac muscle contraction actin filament-based process cardiac muscle cell contraction ventricular cardiac muscle cell action potential regulation of cardiac muscle contraction actin filament-based movement regulation of muscle system process regulation of striated muscle contraction regulation of actin filament-based movement regulation of muscle contraction regulation of cardiac muscle cell contraction actin-mediated cell contraction response to nitrogen compound response to purine-containing compound response to caffeine response to alkaloid cellular response to nitrogen compound cellular response to stimulus cellular response to caffeine cellular response to chemical stimulus cellular response to alkaloid cellular response to purine-containing compound inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis regulation of cytosolic calcium ion concentration SA node cell to atrial cardiac muscle cell signaling SA node cell to atrial cardiac muscle cell communication SA node cell action potential regulation of SA node cell action potential transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport monoatomic cation transport calcium ion transmembrane transport heart morphogenesis embryo development embryonic heart tube development multicellular organism development tube morphogenesis embryonic heart tube morphogenesis anatomical structure development animal organ morphogenesis epithelial tube morphogenesis embryonic organ development system development embryonic organ morphogenesis developmental process heart development epithelium development tube development embryonic morphogenesis animal organ development morphogenesis of an epithelium tissue development circulatory system development anatomical structure morphogenesis tissue morphogenesis negative regulation of cytosolic calcium ion concentration regulation of calcium ion transport regulation of localization sarcoplasmic reticulum calcium ion transport release of sequestered calcium ion into cytosol by sarcoplasmic reticulum intracellular signal transduction intercellular transport intracellular signaling cassette signal transduction release of sequestered calcium ion into cytosol by endoplasmic reticulum regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport release of sequestered calcium ion into cytosol regulation of transmembrane transport calcium-mediated signaling signaling regulation of monoatomic ion transmembrane transport regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion regulation of calcium ion transmembrane transport regulation of metal ion transport calcium ion transmembrane import into cytosol regulation of cardiac muscle contraction by calcium ion signaling regulation of transport regulation of monoatomic cation transmembrane transport regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum response to decreased oxygen levels response to hypoxia response to stress response to oxygen levels response to abiotic stimulus regulation of atrial cardiac muscle cell action potential regulation of cardiac conduction atrial cardiac muscle cell to AV node cell signaling atrial cardiac muscle cell to AV node cell communication atrial cardiac muscle cell action potential manganese ion transport transition metal ion transport manganese ion transmembrane transport positive regulation of cytosolic calcium ion concentration calcium ion transport into cytosol apoptotic process cell death programmed cell death epithelial cell apoptotic process type B pancreatic cell apoptotic process establishment of protein localization establishment of protein localization to organelle establishment of protein localization to endoplasmic reticulum ventricular cardiac muscle tissue morphogenesis striated muscle tissue development muscle structure development left ventricular cardiac muscle tissue morphogenesis ventricular cardiac muscle tissue development cardiac chamber development muscle tissue development muscle organ development cardiac chamber morphogenesis cardiac muscle tissue development muscle tissue morphogenesis cardiac ventricle morphogenesis cardiac muscle tissue morphogenesis cardiac left ventricle morphogenesis cardiac ventricle development muscle organ morphogenesis response to epinephrine cellular response to epinephrine stimulus muscle hypertrophy cardiac muscle hypertrophy striated muscle hypertrophy Purkinje myocyte to ventricular cardiac muscle cell communication cell-cell signaling Purkinje myocyte to ventricular cardiac muscle cell signaling detection of stimulus detection of chemical stimulus detection of calcium ion response to mechanical stimulus response to external stimulus response to muscle stretch response to magnesium ion	cellular anatomical structure membrane intracellular anatomical structure intracellular membraneless organelle Z disc sarcomere intracellular organelle I band organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril cellular anatomical structure membrane intracellular anatomical structure intracellular membraneless organelle Z disc sarcomere intracellular organelle I band organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex membrane-bounded organelle organelle envelope nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system cell periphery sarcolemma plasma membrane endoplasmic reticulum smooth endoplasmic reticulum protein-containing complex transmembrane transporter complex membrane protein complex cation channel complex transporter complex calcium channel complex monoatomic ion channel complex extrinsic component of plasma membrane cytoplasmic side of plasma membrane cytoplasmic side of membrane extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane side of membrane sarcoplasm sarcoplasmic reticulum A band organelle subcompartment endoplasmic reticulum subcompartment bounding membrane of organelle nuclear outer membrane-endoplasmic reticulum membrane network sarcoplasmic reticulum membrane organelle membrane endoplasmic reticulum membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036300	Mir domain superfamily	Homologous Superfamily
A	IPR000699	RIH domain	Domain
A	IPR013662	RyR/IP3R Homology associated domain	Domain
A	IPR016093	MIR motif	Domain
A	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A	IPR002048	EF-hand domain	Domain
A	IPR003877	SPRY domain	Domain
A	IPR001870	B30.2/SPRY domain	Domain
A	IPR009460	Ryanodine Receptor TM 4-6	Domain
A	IPR015925	Ryanodine/Inositol 1,4,5-trisphosphate receptor	Family
A	IPR048581	Ryanodine receptor, junctional solenoid domain	Domain
A	IPR035910	RyR/IP3 receptor binding core, RIH domain superfamily	Homologous Superfamily
A	IPR003032	Ryanodine receptor Ryr	Domain
A	IPR035761	Ryanodine receptor, SPRY domain 1	Domain
A	IPR014821	Inositol 1,4,5-trisphosphate/ryanodine receptor	Domain
A	IPR035764	Ryanodine receptor, SPRY domain 2	Domain
A	IPR013333	Ryanodine receptor	Family
A	IPR043136	B30.2/SPRY domain superfamily	Homologous Superfamily
A	IPR011992	EF-hand domain pair	Homologous Superfamily
A	IPR005821	Ion transport domain	Domain
A	IPR035762	Ryanodine receptor, SPRY domain 3	Domain