8QYU

Beta-cardiac myosin S1 fragment in the pre-powerstroke state complexed to Omecamtiv mecarbil

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth G]	SCOP2B Superfamily	EF-hand	8062873	3001983	SCOP2B (2022-06-29)
D [auth H]	SCOP2B Superfamily	EF-hand	8062873	3001983	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02736	Myosin N-terminal SH3-like domain (Myosin_N)	Myosin N-terminal SH3-like domain	This domain has an SH3-like fold. It is found at the N-terminus of many but not all myosins. The function of this domain is unknown.	Domain
A, B	PF00063	Myosin head (motor domain) (Myosin_head)	Myosin head (motor domain)	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Myosin-7	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding cytoskeletal protein binding actin binding protein-containing complex binding protein binding actin filament binding calmodulin binding cytoskeletal motor activity microfilament motor activity ATP-dependent activity	heart process multicellular organismal process system process circulatory system process cardiac muscle contraction heart contraction muscle contraction muscle system process blood circulation striated muscle contraction developmental process heart development multicellular organism development anatomical structure development heart process multicellular organismal process system process circulatory system process cardiac muscle contraction heart contraction muscle contraction muscle system process blood circulation striated muscle contraction developmental process heart development multicellular organism development anatomical structure development animal organ development adult heart development circulatory system development system development muscle filament sliding actin filament-based process cellular process actin-mediated cell contraction actin filament-based movement actin-myosin filament sliding cellular developmental process cellular component assembly involved in morphogenesis non-membrane-bounded organelle assembly cell development 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 cellular component organization or biogenesis 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	protein-containing complex intracellular anatomical structure cellular anatomical entity actin cytoskeleton myosin complex intracellular organelle cytoskeleton organelle intracellular non-membrane-bounded organelle myosin II complex non-membrane-bounded organelle sarcomere contractile muscle fiber cytoplasm protein-containing complex intracellular anatomical structure cellular anatomical entity actin cytoskeleton myosin complex intracellular organelle cytoskeleton organelle intracellular non-membrane-bounded organelle myosin II complex non-membrane-bounded organelle sarcomere contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex myosin filament
C [auth G], D [auth H]	Myosin light chain 3	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding	-	protein-containing complex intracellular anatomical structure cellular anatomical entity actin cytoskeleton myosin complex intracellular organelle cytoskeleton organelle intracellular non-membrane-bounded organelle myosin II complex non-membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
A, B	IPR014751	DNA repair protein XRCC4-like, C-terminal	Homologous Superfamily
A, B	IPR001609	Myosin head, motor domain	Domain
A, B	IPR002928	Myosin tail	Domain
A, B	IPR004009	Myosin, N-terminal, SH3-like	Domain
A, B	IPR008989	Myosin S1 fragment, N-terminal	Homologous Superfamily
A, B	IPR000048	IQ motif, EF-hand binding site	Binding Site
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
C [auth G], D [auth H]	IPR002048	EF-hand domain	Domain
C [auth G], D [auth H]	IPR011992	EF-hand domain pair	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	M3L	Parent Component: LYS RESID: AA0074 PSI-MOD : N6,N6,N6-trimethyl-L-lysine MOD:00083

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.