8OF8

Cryo-EM structure of actomyosin-5a-S1 with the full-length lever (nucleotide free)

External Resource: Annotation

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

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF13499	EF-hand domain pair (EF-hand_7)	EF-hand domain pair	-	Domain
J [auth M]	PF00612	IQ calmodulin-binding motif (IQ)	IQ calmodulin-binding motif	-	Motif
J [auth M]	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, C, D, E A, B, C, D, E, F	Calmodulin-1	cytoskeletal protein binding titin binding protein binding binding enzyme regulator activity protein phosphatase activator activity enzyme activator activity phosphatase activator activity molecular function activator activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity enzyme binding adenylate cyclase binding cytoskeletal protein binding titin binding protein binding binding enzyme regulator activity protein phosphatase activator activity enzyme activator activity phosphatase activator activity molecular function activator activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity enzyme binding adenylate cyclase binding phosphatidylinositol 3-kinase binding nitric-oxide synthase regulator activity molecular function inhibitor activity channel regulator activity transporter inhibitor activity calcium channel inhibitor activity ion channel inhibitor activity ion channel regulator activity calcium channel regulator activity transporter regulator activity channel inhibitor activity cyclase regulator activity cyclase activator activity adenylate cyclase regulator activity adenylate cyclase activator activity protein serine/threonine kinase activator activity kinase activator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity nitric-oxide synthase binding cation binding ion binding calcium ion binding metal ion binding small molecule binding protein domain specific binding signaling receptor binding type 3 metabotropic glutamate receptor binding glutamate receptor binding G protein-coupled receptor binding G protein-coupled glutamate receptor binding transmembrane transporter binding kinase binding protein kinase binding calcium-dependent protein binding	organelle localization by membrane tethering localization organelle localization cellular process membrane docking 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 organelle localization by membrane tethering localization organelle localization cellular process membrane docking 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 regulation of calcium ion transmembrane transporter activity regulation of calcium ion transport regulation of localization regulation of cellular process negative regulation of ion transmembrane transporter activity negative regulation of calcium ion transmembrane transporter activity intracellular calcium ion homeostasis negative regulation of biological process negative regulation of ryanodine-sensitive calcium-release channel activity negative regulation of transport calcium ion transport negative regulation of cation transmembrane transport monoatomic cation homeostasis monoatomic cation transport intracellular monoatomic ion homeostasis regulation of release of sequestered calcium ion into cytosol regulation of monoatomic ion transport inorganic ion transmembrane transport establishment of localization 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 negative regulation of calcium ion transmembrane transport cellular localization inorganic ion homeostasis transport negative regulation of cation channel activity homeostatic process monoatomic ion transmembrane transport negative regulation of monoatomic ion 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 negative regulation of transmembrane transport regulation of transporter activity maintenance of location in cell regulation of calcium ion transmembrane transport monoatomic cation 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 intracellular monoatomic cation homeostasis negative regulation of cellular process monoatomic ion homeostasis monoatomic ion transport intracellular chemical homeostasis regulation of metal ion transport regulation of sequestering of calcium ion positive regulation of cellular process regulation of monoatomic ion transmembrane transporter activity calcium ion transmembrane import into cytosol regulation of transport sequestering of calcium ion negative regulation of transporter activity negative regulation of molecular function negative regulation of calcium ion transport cellular homeostasis regulation of ryanodine-sensitive calcium-release channel activity regulation of monoatomic cation transmembrane transport calcium ion transmembrane 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 cellular component disassembly catabolic process macroautophagy protein-containing complex organization cellular metabolic process autophagy protein-containing complex disassembly cellular catabolic process cellular component organization autophagosome maturation autophagosome membrane docking metabolic process cellular component organization or biogenesis process utilizing autophagic mechanism cellular response to interferon-beta response to peptide response to interferon-beta response to stimulus response to chemical response to cytokine cellular response to cytokine stimulus regulation of cytokinesis regulation of cell cycle process cytokinesis regulation of cell division cell division cell cycle regulation of cell cycle cell cycle process mitochondrion-endoplasmic reticulum membrane tethering import into cell presynaptic endocytosis vesicle-mediated transport vesicle-mediated transport in synapse establishment of localization in cell endocytosis cell cycle G2/M phase transition mitotic cell cycle process G2/M transition of mitotic cell cycle cell cycle phase transition mitotic cell cycle mitotic cell cycle phase transition regulation of cardiac muscle contraction cardiac muscle contraction muscle contraction muscle system process regulation of muscle system process striated muscle contraction regulation of striated muscle contraction regulation of muscle contraction biological process involved in interspecies interaction between organisms immune response response to other organism defense response response to type II interferon defense response to symbiont response to external stimulus cellular response to type II interferon response to biotic stimulus immune system process defense response to other organism response to stress innate immune response response to external biotic stimulus cellular response to stimulus positive regulation of cell communication cell surface receptor signaling pathway via STAT positive regulation of signal transduction signaling positive regulation of receptor signaling pathway via STAT regulation of signal transduction positive regulation of receptor signaling pathway via JAK-STAT cell communication positive regulation of response to stimulus regulation of receptor signaling pathway via JAK-STAT signal transduction regulation of signaling cell surface receptor signaling pathway regulation of response to stimulus regulation of cell communication regulation of receptor signaling pathway via STAT cell surface receptor signaling pathway via JAK-STAT positive regulation of signaling regulation of action potential regulation of cardiac muscle cell action potential action potential cardiac muscle cell action potential regulation of membrane potential detection of stimulus response to metal ion detection of chemical stimulus detection of calcium ion response to calcium ion	intracellular organelle intracellular anatomical structure cytoskeleton spindle organelle intracellular non-membrane-bounded organelle spindle pole cellular anatomical entity microtubule cytoskeleton non-membrane-bounded organelle cytoplasm cytosol membrane-bounded organelle cell projection intracellular organelle intracellular anatomical structure cytoskeleton spindle organelle intracellular non-membrane-bounded organelle spindle pole cellular anatomical entity microtubule cytoskeleton non-membrane-bounded organelle cytoplasm cytosol membrane-bounded organelle cell projection sperm midpiece cilium 9+2 motile cilium sperm flagellum motile cilium plasma membrane bounded cell projection protein-containing complex transmembrane transporter complex membrane membrane protein complex cation channel complex transporter complex calcium channel complex monoatomic ion channel complex axon synapse neuron projection axon terminus presynapse distal axon calyx of Held cell junction neuron projection terminus sarcomere contractile muscle fiber supramolecular fiber myofibril supramolecular polymer supramolecular complex myelin sheath centrosome microtubule organizing center catalytic complex growth cone site of polarized growth nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen voltage-gated potassium channel complex plasma membrane protein complex plasma membrane potassium channel complex cell periphery polymeric cytoskeletal fiber spindle microtubule microtubule
G [auth J], H [auth K], I [auth L]	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 organic cyclic compound 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 cellular process cellular biosynthetic process positive regulation of biological process positive regulation of cellular metabolic process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process regulation of biosynthetic process regulation of biological process cellular metabolic process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process positive regulation of gene expression regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular biosynthetic process cellular component assembly involved in morphogenesis non-membrane-bounded organelle assembly skeletal myofibril 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 cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex non-membrane-bounded organelle cell projection intracellular anatomical structure skeletal muscle myofibril cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex non-membrane-bounded organelle 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
J [auth M]	Unconventional myosin-Va	small GTPase binding protein binding binding enzyme binding GTPase binding cytoskeletal protein binding actin binding protein-containing complex binding actin filament binding cytoskeletal motor activity adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding small GTPase binding protein binding binding enzyme binding GTPase binding cytoskeletal protein binding actin binding protein-containing complex binding actin filament binding cytoskeletal motor activity 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 calmodulin binding identical protein binding cation binding calcium ion binding metal ion binding syntaxin-1 binding SNARE binding syntaxin binding ATP-dependent protein binding kinase binding protein kinase binding calcium-dependent protein binding disordered domain specific binding protein domain specific binding microfilament motor activity ATP-dependent activity	vesicle localization localization organelle localization secretory granule localization positive regulation of protein localization to plasma membrane protein localization regulation of localization cellular localization regulation of cellular process regulation of protein localization positive regulation of biological process cellular macromolecule localization regulation of protein localization to membrane positive regulation of cellular process vesicle localization localization organelle localization secretory granule localization positive regulation of protein localization to plasma membrane protein localization regulation of localization cellular localization regulation of cellular process regulation of protein localization positive regulation of biological process cellular macromolecule localization regulation of protein localization to membrane positive regulation of cellular process positive regulation of protein localization to cell periphery regulation of biological process protein localization to cell periphery protein localization to plasma membrane biological regulation positive regulation of protein localization to membrane localization within membrane regulation of protein localization to cell periphery protein localization to membrane regulation of cellular localization macromolecule localization positive regulation of protein localization cellular process regulation of protein localization to plasma membrane pigment metabolic process organic hydroxy compound metabolic process pigment biosynthetic process melanin metabolic process secondary metabolic process biosynthetic process secondary metabolite biosynthetic process organic hydroxy compound biosynthetic process phenol-containing compound metabolic process phenol-containing compound biosynthetic process metabolic process melanin biosynthetic process monoamine transport nitrogen compound transport negative regulation of amine transport transport signaling regulation of catecholamine secretion negative regulation of biological process negative regulation of transport organic hydroxy compound transport dopamine transport cell communication secretion by cell regulation of secretion by cell negative regulation of secretion catecholamine transport negative regulation of dopamine secretion signal release negative regulation of cellular process negative regulation of secretion by cell secretion regulation of transport export from cell cell-cell signaling negative regulation of catecholamine secretion dopamine secretion establishment of localization regulation of secretion catecholamine secretion amine transport regulation of amine transport regulation of dopamine secretion amine metabolic process catecholamine metabolic process dopamine metabolic process catechol-containing compound metabolic process biogenic amine metabolic process pigmentation developmental pigmentation developmental process anatomical structure morphogenesis odontogenesis animal organ development anatomical structure development animal organ morphogenesis establishment of organelle localization establishment of melanosome localization establishment of vesicle localization cellular pigmentation pigment granule transport establishment of pigment granule localization pigment granule localization establishment of localization in cell melanosome transport melanosome localization negative regulation of signaling modulation of chemical synaptic transmission synaptic transmission, glutamatergic regulation of synaptic transmission, glutamatergic negative regulation of synaptic transmission negative regulation of cell communication synaptic signaling trans-synaptic signaling regulation of signaling chemical synaptic transmission regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication negative regulation of synaptic transmission, glutamatergic vesicle-mediated transport cellular component organization organelle organization actin cytoskeleton organization actin filament organization actin filament-based process cellular component organization or biogenesis supramolecular fiber organization cytoskeleton organization actin filament-based movement establishment of protein localization hormone secretion protein localization to extracellular region peptide secretion amide transport regulation of biological quality regulation of hormone levels establishment of protein localization to extracellular region protein secretion peptide transport protein transport peptide hormone secretion hormone transport insulin secretion response to stimulus defense response response to stress reactive gliosis inflammatory response neuroinflammatory response cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly protein transport along microtubule microtubule-based protein transport transport along microtubule axo-dendritic protein transport intracellular transport axo-dendritic transport microtubule-based transport microtubule-based process cytoskeleton-dependent intracellular transport microtubule-based movement intracellular protein transport 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 endomembrane system organization cellular response to nitrogen compound cellular response to stimulus response to peptide hormone regulation of cellular response to insulin stimulus positive regulation of response to stimulus cellular response to endogenous stimulus response to hormone positive regulation of cellular response to insulin stimulus cellular response to hormone stimulus response to endogenous stimulus response to oxygen-containing compound cellular response to peptide hormone stimulus response to nitrogen compound cellular response to oxygen-containing compound cellular response to chemical stimulus regulation of response to stimulus response to chemical response to insulin cellular response to insulin stimulus cell junction organization synapse organization regulation of vascular associated smooth muscle cell migration positive regulation of locomotion vascular associated smooth muscle cell migration regulation of cell motility regulation of smooth muscle cell migration positive regulation of smooth muscle cell migration positive regulation of cell migration smooth muscle cell migration muscle cell migration regulation of locomotion positive regulation of cell motility regulation of cell migration cell migration cell motility locomotion positive regulation of vascular associated smooth muscle cell migration cellular catabolic process catabolic process macroautophagy cellular metabolic process autophagy process utilizing autophagic mechanism 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 regulation of vesicle-mediated transport exocytosis regulation of exocytosis behavior locomotory behavior locomotion involved in locomotory behavior myelination multicellular organism development axon ensheathment ensheathment of neurons nervous system development system development vesicle transport along actin filament vesicle cytoskeletal trafficking actin filament-based transport fatty acid metabolic process long-chain fatty acid metabolic process monocarboxylic acid biosynthetic process oxoacid metabolic process small molecule biosynthetic process cellular 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 cellular lipid metabolic process small molecule metabolic process monocarboxylic acid metabolic process lipid metabolic process	membrane cellular anatomical entity intracellular organelle intracellular anatomical structure cytoskeleton organelle intracellular non-membrane-bounded organelle actin cytoskeleton actomyosin non-membrane-bounded organelle cytoplasm cytosol membrane-bounded organelle intracellular vesicle membrane cellular anatomical entity intracellular organelle intracellular anatomical structure cytoskeleton organelle intracellular non-membrane-bounded organelle actin cytoskeleton actomyosin non-membrane-bounded organelle 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 somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection protein-containing complex myosin complex synapse cell junction glutamatergic synapse non-motile cilium 9+0 non-motile cilium cilium photoreceptor outer segment photoreceptor cell cilium unconventional myosin complex Golgi apparatus endosome recycling endosome cell body neuronal cell body axon actomyosin, myosin complex part insulin-responsive compartment postsynapse transport vesicle presynapse synaptic vesicle exocytic vesicle postsynaptic cytoskeleton postsynaptic actin cytoskeleton pigment granule melanosome polymeric cytoskeletal fiber intermediate filament cytoskeleton intermediate filament supramolecular fiber supramolecular polymer supramolecular complex Schaffer collateral - CA1 synapse ribonucleoprotein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR002048	EF-hand domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A, B, C, D, E A, B, C, D, E, F	IPR050145	Calmodulin and Centrin Calcium-Binding Families	Family
A, B, C, D, E A, B, C, D, E, F	IPR011992	EF-hand domain pair	Homologous Superfamily
G [auth J], H [auth K], I [auth L]	IPR020902	Actin/actin-like conserved site	Conserved Site
G [auth J], H [auth K], I [auth L]	IPR043129	ATPase, nucleotide binding domain	Homologous Superfamily
G [auth J], H [auth K], I [auth L]	IPR004001	Actin, conserved site	Conserved Site
G [auth J], H [auth K], I [auth L]	IPR004000	Actin family	Family
J [auth M]	IPR002710	Dilute domain	Domain
J [auth M]	IPR000048	IQ motif, EF-hand binding site	Binding Site
J [auth M]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
J [auth M]	IPR004009	Myosin, N-terminal, SH3-like	Domain
J [auth M]	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
J [auth M]	IPR036103	Class V myosin, motor domain	Domain
J [auth M]	IPR037988	Myosin 5a, cargo-binding domain	Domain
J [auth M]	IPR001609	Myosin head, motor domain	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
G [auth J], H [auth K], I [auth L]	HIC	Parent Component: HIS RESID: AA0317 PSI-MOD : 1'-methyl-L-histidine MOD:00322

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.