Annotations: 8R9V

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Actin-like ATPases	8040506	3000092	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Actin-like ATPases	8040509	3000092	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Actin-like ATPases	8040509	3000092	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Actin-like ATPases	8040506	3000092	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Actin-like ATPases	8040509	3000092	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Actin-like ATPases	8040506	3000092	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, C, D	PF00022	Actin (Actin)	Actin	-	Family
A	PF00612	IQ calmodulin-binding motif (IQ)	IQ calmodulin-binding motif	-	Motif
A	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
B, C, D	Actin, alpha skeletal muscle	cytoskeletal protein binding titin binding protein binding binding cation binding ion binding calcium ion binding metal ion binding small molecule binding protein domain specific binding hydrolase activity catalytic activity troponin I binding cytoskeletal motor activator activity cytoskeletal protein binding titin binding protein binding binding cation binding ion binding calcium ion binding metal ion binding small molecule binding protein domain specific binding hydrolase activity catalytic activity troponin I binding cytoskeletal motor activator activity cytoskeletal motor regulator activity molecular function activator activity molecular function regulator activity magnesium ion binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding myosin heavy chain binding myosin binding tropomyosin binding calcium-dependent protein binding identical protein binding actin monomer binding actin binding	developmental process mesenchyme migration multicellular organismal process mesenchyme morphogenesis animal organ development mesenchyme development tissue development tissue morphogenesis anatomical structure morphogenesis tissue migration anatomical structure development animal organ morphogenesis myotube cell development skeletal muscle fiber development developmental process mesenchyme migration multicellular organismal process mesenchyme morphogenesis animal organ development mesenchyme development tissue development tissue morphogenesis anatomical structure morphogenesis tissue migration anatomical structure development animal organ morphogenesis myotube cell development skeletal muscle fiber development cellular developmental process skeletal muscle tissue development cell development muscle cell differentiation myotube differentiation striated muscle tissue development muscle structure development skeletal muscle organ development striated muscle cell development muscle cell development cell differentiation cellular process muscle tissue development muscle organ development striated muscle cell differentiation regulation of biosynthetic process regulation of biological process regulation of cellular process biological regulation positive regulation of biological process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process positive regulation of macromolecule biosynthetic process regulation of gene expression positive regulation of metabolic process biosynthetic process positive regulation of gene expression positive regulation of biosynthetic process regulation of macromolecule biosynthetic process metabolic process positive regulation of macromolecule metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular process cellular component assembly involved in morphogenesis skeletal myofibril assembly membraneless organelle assembly cellular component organization cellular component biogenesis cellular anatomical entity morphogenesis cellular component assembly actin filament-based process cellular component organization or biogenesis skeletal muscle thin filament assembly actin cytoskeleton organization actomyosin structure organization organelle assembly actin filament organization organelle organization myofibril assembly anatomical structure formation involved in morphogenesis supramolecular fiber organization cytoskeleton organization protein polymerization actin polymerization or depolymerization actin filament polymerization protein-containing complex organization protein-containing complex assembly actin filament bundle organization actin filament bundle assembly	intracellular anatomical structure skeletal muscle myofibril intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex cell projection intracellular anatomical structure skeletal muscle myofibril intracellular membraneless organelle intracellular organelle cellular anatomical structure organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex cell projection cell leading edge plasma membrane bounded cell projection lamellipodium cytoskeleton actin filament bundle actin cytoskeleton actomyosin stress fiber contractile actin filament bundle polymeric cytoskeletal fiber actin filament protein-containing complex filamentous actin cell body striated muscle thin filament myofilament sarcomere actin-based cell projection filopodium
A	Unconventional myosin-Va	small GTPase binding protein binding binding enzyme binding GTPase binding cytoskeletal motor activity adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding small GTPase binding protein binding binding enzyme binding GTPase binding cytoskeletal motor activity 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 identical protein binding cation binding calcium ion binding metal ion binding cytoskeletal protein binding actin binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity disordered domain specific binding protein domain specific binding polypeptide conformation or assembly isomerase activity isomerase activity microfilament motor activity macromolecular conformation isomerase activity	vesicle localization localization organelle localization secretory granule localization protein localization to cell periphery cellular localization protein localization to plasma membrane macromolecule localization cellular process intracellular protein localization localization within membrane protein localization to membrane pigment metabolic process pigment biosynthetic process vesicle localization localization organelle localization secretory granule localization protein localization to cell periphery cellular localization protein localization to plasma membrane macromolecule localization cellular process intracellular protein localization localization within membrane protein localization to membrane pigment metabolic process pigment biosynthetic process melanin metabolic process secondary metabolic process biosynthetic process secondary metabolite biosynthetic process phenol-containing compound metabolic process phenol-containing compound biosynthetic process metabolic process melanin biosynthetic process pigmentation developmental pigmentation developmental process anatomical structure morphogenesis odontogenesis anatomical structure development animal organ development animal organ morphogenesis establishment of organelle localization transport establishment of melanosome localization establishment of vesicle localization cellular pigmentation pigment granule transport establishment of pigment granule localization establishment of localization pigment granule localization establishment of localization in cell melanosome transport melanosome localization trans-synaptic signaling synaptic signaling regulation of biological process signaling anterograde trans-synaptic signaling biological regulation cell-cell signaling chemical synaptic transmission cell communication vesicle-mediated transport actin filament-based process actin filament-based movement establishment of protein localization nitrogen compound transport hormone secretion protein localization to extracellular region peptide secretion secretion by cell amide transport signal release regulation of biological quality secretion regulation of hormone levels establishment of protein localization to extracellular region export from cell protein secretion peptide transport protein transport peptide hormone secretion hormone transport insulin secretion inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis regulation of postsynaptic cytosolic calcium ion concentration regulation of cytosolic calcium ion concentration cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis pigment cell differentiation cellular developmental process cell differentiation melanocyte differentiation establishment of ER localization endoplasmic reticulum localization endoplasmic reticulum organization establishment of endoplasmic reticulum localization to postsynapse cellular component organization organelle organization cellular component organization or biogenesis endomembrane system organization cell junction organization synapse organization multicellular organismal process epithelium development epidermis development molting cycle process hair cycle developmental maturation tissue development skin development anatomical structure maturation skin epidermis development hair follicle development molting cycle hair cycle process hair follicle maturation sensory perception of light stimulus system process sensory perception nervous system process visual perception behavior locomotory behavior locomotion involved in locomotory behavior locomotion myelination multicellular organism development axon ensheathment ensheathment of neurons nervous system development system development cellular response to stimulus cellular response to nitrogen compound response to stimulus response to endogenous stimulus response to peptide hormone response to oxygen-containing compound cellular response to peptide hormone stimulus response to nitrogen compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus response to hormone response to chemical response to insulin cellular response to insulin stimulus cellular response to hormone stimulus vesicle transport along actin filament vesicle cytoskeletal trafficking intracellular transport cytoskeleton-dependent intracellular transport actin filament-based transport exocytosis fatty acid metabolic process long-chain fatty acid metabolic process monocarboxylic acid biosynthetic process oxoacid metabolic process small molecule biosynthetic process long-chain fatty acid biosynthetic process carboxylic acid metabolic process lipid biosynthetic process primary metabolic process organic acid metabolic process organic acid biosynthetic process fatty acid biosynthetic process carboxylic acid biosynthetic process small molecule metabolic process monocarboxylic acid metabolic process lipid metabolic process	intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton actomyosin cytoplasm cytosol membrane-bounded organelle intracellular vesicle intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton actomyosin cytoplasm cytosol membrane-bounded organelle intracellular vesicle intracellular membrane-bounded organelle endomembrane system cytoplasmic vesicle secretory granule secretory vesicle vesicle endoplasmic reticulum smooth endoplasmic reticulum protein-containing complex myosin complex synapse cell junction glutamatergic synapse non-motile cilium 9+0 non-motile cilium cilium neuron projection photoreceptor outer segment plasma membrane bounded cell projection cell projection photoreceptor cell cilium unconventional myosin complex Golgi apparatus somatodendritic compartment cell body neuronal cell body insulin-responsive compartment postsynapse pigment granule melanosome polymeric cytoskeletal fiber intermediate filament cytoskeleton intermediate filament supramolecular fiber supramolecular polymer supramolecular complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, C, D	IPR020902	Actin/actin-like conserved site	Conserved Site
B, C, D	IPR043129	ATPase, nucleotide binding domain	Homologous Superfamily
B, C, D	IPR004001	Actin, conserved site	Conserved Site
B, C, D	IPR004000	Actin family	Family
A	IPR002710	Dilute domain	Domain
A	IPR000048	IQ motif, EF-hand binding site	Binding Site
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR004009	Myosin, SH3 domain	Domain
A	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
A	IPR001609	Myosin head, motor domain-like	Domain
A	IPR036103	Class V myosin, motor domain	Domain
A	IPR037988	Myosin 5a, cargo-binding domain	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
B, C, D	ACE	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359

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.