Annotations: 2FXO

Structure of the human beta-myosin S2 fragment

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
D	d2fxod2	Coiled coil proteins	Parallel coiled-coil	Myosin rod fragments	Myosin rod fragments	Myosin heavy chain, cardiac muscle beta isoform	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d2fxod3	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d2fxoc2	Coiled coil proteins	Parallel coiled-coil	Myosin rod fragments	Myosin rod fragments	Myosin heavy chain, cardiac muscle beta isoform	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d2fxoc3	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d2fxob2	Coiled coil proteins	Parallel coiled-coil	Myosin rod fragments	Myosin rod fragments	Myosin heavy chain, cardiac muscle beta isoform	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d2fxob3	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2fxoa1	Coiled coil proteins	Parallel coiled-coil	Myosin rod fragments	Myosin rod fragments	Myosin heavy chain, cardiac muscle beta isoform	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d2fxoa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	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)
D	SCOP2B Superfamily	Myosin rod fragments	8041463	3001792	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Myosin rod fragments	8041463	3001792	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Myosin rod fragments	8041463	3001792	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Myosin rod fragments	8041463	3001792	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)
D	MIF4G	e2fxoD1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)
C	MIF4G	e2fxoC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)
B	MIF4G	e2fxoB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.20.5.340	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
C	1.20.5.340	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	1.20.5.340	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
A	1.20.5.340	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Myosin heavy chain, cardiac muscle beta isoform	cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding cytoskeletal protein binding actin binding protein-containing complex binding protein binding binding actin filament 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 calmodulin binding polypeptide conformation or assembly isomerase activity isomerase activity cytoskeletal motor activity microfilament motor activity macromolecular conformation isomerase activity catalytic activity ATP-dependent activity	heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate heart process multicellular organismal process system process regulation of biological process regulation of heart contraction regulation of system process biological regulation circulatory system process regulation of blood circulation 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 nucleoside phosphate metabolic process ribose phosphate metabolic process purine nucleoside triphosphate metabolic process ATP metabolic process carbohydrate derivative metabolic process primary metabolic process nucleotide metabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process ribonucleotide metabolic process organophosphate metabolic process nucleobase-containing small molecule metabolic process purine ribonucleoside triphosphate metabolic process metabolic process cellular process small molecule metabolic process nucleoside triphosphate metabolic process purine ribonucleotide metabolic process phosphorus metabolic process regulation of the force of heart contraction regulation of muscle adaptation striated muscle adaptation response to stimulus transition between fast and slow fiber regulation of skeletal muscle adaptation regulation of muscle system process muscle adaptation regulation of response to stimulus skeletal muscle adaptation slow-twitch skeletal muscle fiber contraction twitch skeletal muscle contraction multicellular organismal movement musculoskeletal movement regulation of twitch skeletal muscle contraction regulation of skeletal muscle contraction regulation of slow-twitch skeletal muscle fiber contraction nervous system process neuromuscular process skeletal muscle contraction voluntary skeletal muscle contraction regulation of striated muscle contraction regulation of muscle contraction muscle filament sliding actin filament-based process actin-mediated cell contraction actin filament-based movement actin-myosin filament sliding cardiac muscle contraction developmental process heart development multicellular organism development anatomical structure development animal organ development adult heart development circulatory system development system development ventricular cardiac muscle tissue morphogenesis heart morphogenesis striated muscle tissue development muscle structure development ventricular cardiac muscle tissue development cardiac chamber development animal organ morphogenesis muscle tissue development muscle organ development cardiac chamber morphogenesis cardiac muscle tissue development tissue development muscle tissue morphogenesis anatomical structure morphogenesis tissue morphogenesis cardiac ventricle morphogenesis cardiac muscle tissue morphogenesis cardiac ventricle development muscle organ morphogenesis regulation of the force of skeletal muscle contraction regulation of skeletal muscle contraction by chemo-mechanical energy conversion muscle hypertrophy striated muscle hypertrophy cardiac muscle adaptation response to stress cardiac muscle hypertrophy cardiac muscle hypertrophy in response to stress muscle hypertrophy in response to stress	intracellular anatomical structure intracellular membraneless organelle Z disc sarcomere intracellular organelle I band cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer intracellular anatomical structure intracellular membraneless organelle Z disc sarcomere intracellular organelle I band cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex protein-containing complex actin cytoskeleton myosin complex cytoskeleton myosin II complex muscle myosin complex myosin filament actin filament bundle actomyosin stress fiber contractile actin filament bundle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
A, B, C, D	IPR001609	Myosin head, motor domain-like	Domain
A, B, C, D	IPR000048	IQ motif, EF-hand binding site	Binding Site
A, B, C, D	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A, B, C, D	IPR004009	Myosin, SH3 domain	Domain
A, B, C, D	IPR014751	DNA repair protein XRCC4-like, C-terminal	Homologous Superfamily
A, B, C, D	IPR002928	Myosin tail	Domain
A, B, C, D	IPR008989	Myosin S1 fragment, N-terminal	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	: P12883	myopathy, myosin storage, autosomal dominant dilated cardiomyopathy myopathy, myosin storage, autosomal recessive hypertrophic cardiomyopathy left ventricular noncompaction congenital fiber-type disproportion myopathy dilated cardiomyopathy 1S MYH7-related skeletal myopathy distal myopathy Ebstein anomaly hypertrophic cardiomyopathy 1 cardiomyopathy myocardial infarction tibial muscular dystrophy congenital structural myopathy myopathy, myosin storage, autosomal dominant dilated cardiomyopathy myopathy, myosin storage, autosomal recessive hypertrophic cardiomyopathy left ventricular noncompaction congenital fiber-type disproportion myopathy dilated cardiomyopathy 1S MYH7-related skeletal myopathy distal myopathy Ebstein anomaly hypertrophic cardiomyopathy 1 cardiomyopathy myocardial infarction tibial muscular dystrophy congenital structural myopathy atrial fibrillation MYH7-related late-onset scapuloperoneal muscular dystrophy centronuclear myopathy coronary stenosis familial dilated cardiomyopathy heart disease arthrogryposis LEFT VENTRICULAR NONCOMPACTION 5 autosomal dominant centronuclear myopathy Charcot-Marie-Tooth disease scapuloperoneal myopathy familial hypertrophic cardiomyopathy hyaline body myopathy malignant ependymoma psoriasis X-linked centronuclear myopathy dilated cardiomyopathy 1A familial isolated dilated cardiomyopathy autosomal recessive centronuclear myopathy myopathy myotonia congenita restrictive cardiomyopathy tubular aggregate myopathy X-linked Emery-Dreifuss muscular dystrophy

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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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.