4PK4 | pdb_00004pk4

Myosin VI motor domain in the PPS state - from a Pi release state crystal, space group P212121 after long soaking with PO4

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		e4pk4A3	A: alpha bundles	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F:	ECOD (develop294)
A		e4pk4A4	A: alpha bundles	X: Transmembrane heme-binding four-helical bundle	H: Anticodon-binding domain of Class II aaRS	T: Anticodon-binding domain of Class II aaRS	F:	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.30.360	Mainly Beta	Roll	SH3 type barrels.	Myosin S1 fragment, N-terminal	CATH (4.3.0)
A	3.40.850.10	Alpha Beta	3-Layer(aba) Sandwich	Kinesin	Kinesin motor domain	CATH (4.3.0)
A	1.20.120.720	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Myosin VI head, motor domain, U50 subdomain	CATH (4.3.0)
A	1.20.58.530	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
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
A	Unconventional myosin-VI	cytoskeletal protein binding actin binding protein-containing complex binding protein binding 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 cytoskeletal protein binding actin binding protein-containing complex binding protein binding 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 anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding calmodulin binding cation binding metal ion binding	localization import into cell transport cellular process endocytosis establishment of localization vesicle-mediated transport establishment of protein localization protein transport macromolecule localization intracellular protein localization multicellular organismal process system process sensory perception localization import into cell transport cellular process endocytosis establishment of localization vesicle-mediated transport establishment of protein localization protein transport macromolecule localization intracellular protein localization multicellular organismal process system process sensory perception nervous system process sensory perception of sound sensory perception of mechanical stimulus	cellular anatomical structure clathrin-coated pit membrane endomembrane system ruffle cell leading edge plasma membrane leading edge membrane plasma membrane bounded cell projection cell periphery cell projection ruffle membrane plasma membrane region cell projection membrane cellular anatomical structure clathrin-coated pit membrane endomembrane system ruffle cell leading edge plasma membrane leading edge membrane plasma membrane bounded cell projection cell periphery cell projection ruffle membrane plasma membrane region cell projection membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle organelle clathrin-coated vesicle coated vesicle cytoplasm vesicle cytosol protein-containing complex cytoskeleton membraneless organelle intracellular membraneless organelle actin cytoskeleton myosin complex Golgi apparatus actin-based cell projection microvillus perinuclear region of cytoplasm filopodium nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
A	IPR001609	Myosin head, motor domain-like	Domain
A	IPR049016	Myosin VI, lever arm	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR004009	Myosin, SH3 domain	Domain
A	IPR036114	Class VI myosin, motor domain	Domain
A	IPR032412	Myosin VI, cargo binding domain	Domain
A	IPR008989	Myosin S1 fragment, N-terminal	Homologous Superfamily

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.