3JAX | pdb_00003jax

Heavy meromyosin from Schistosoma mansoni muscle thick filament by negative stain EM

External Resource: Annotation

Domain Annotation: ECOD Classification
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)
F	EF-hand_7_8	e3jaxF1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8	ECOD (1.6)
F	EF-hand_7_4	e3jaxF2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_4	ECOD (1.6)
E	EF-hand_7_8	e3jaxE1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8	ECOD (1.6)
E	EF-hand_7_4	e3jaxE2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_4	ECOD (1.6)
D	EF-hand_7_8	e3jaxD1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8	ECOD (1.6)
D	EF-hand_7_5	e3jaxD2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_5	ECOD (1.6)
C	EF-hand_7_8	e3jaxC1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_8	ECOD (1.6)
C	EF-hand_7_5	e3jaxC2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: EF-hand_7_5	ECOD (1.6)
B	Myosin_N	e3jaxB2	A: beta barrels	X: SH3	H: SH3	T: SH3	F: Myosin_N	ECOD (1.6)
B	KOG0161_1st	e3jaxB1	A: alpha bundles	X: Myosin VI lever arm (From Topology)	H: Myosin VI lever arm (From Topology)	T: Myosin VI lever arm	F: KOG0161_1st	ECOD (1.6)
B	Myosin_head	e3jaxB3	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Myosin_head	ECOD (1.6)
A	Myosin_N	e3jaxA1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: Myosin_N	ECOD (1.6)
A	KOG0161_1st	e3jaxA2	A: alpha bundles	X: Myosin VI lever arm (From Topology)	H: Myosin VI lever arm (From Topology)	T: Myosin VI lever arm	F: KOG0161_1st	ECOD (1.6)
A	Myosin_head	e3jaxA3	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Myosin_head	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E, F	myosin regulatory light chain	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding	-	intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure cytoskeleton organelle membraneless organelle intracellular membraneless organelle actin cytoskeleton myosin complex
C, D	smooth muscle myosin essential light chain	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding structural molecule activity structural constituent of muscle	-	protein-containing complex intracellular anatomical structure intracellular membraneless organelle actin cytoskeleton myosin complex intracellular organelle cellular anatomical structure cytoskeleton organelle membraneless organelle myosin II complex
A, B	myosin 2 heavy chain	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 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 cytoskeletal protein binding actin binding protein-containing complex binding protein binding actin filament 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	cellular component organization organelle organization actin cytoskeleton organization actin filament organization actin filament-based process cellular process cellular component organization or biogenesis supramolecular fiber organization cytoskeleton organization	cellular anatomical structure membrane intracellular anatomical structure intracellular membraneless organelle intracellular organelle organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex protein-containing complex cellular anatomical structure membrane intracellular anatomical structure intracellular membraneless organelle intracellular organelle organelle membraneless organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex protein-containing complex cytoskeleton actin cytoskeleton myosin complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E, F	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
E, F	IPR002048	EF-hand domain	Domain
E, F	IPR011992	EF-hand domain pair	Homologous Superfamily
E, F	IPR050403	Myosin regulatory light chain	Family
C, D	IPR050230	Calmodulin/Myosin light chain/Troponin C-like	Family
C, D	IPR002048	EF-hand domain	Domain
C, D	IPR011992	EF-hand domain pair	Homologous Superfamily
A, B	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
A, B	IPR004009	Myosin, SH3 domain	Domain
A, B	IPR001609	Myosin head, motor domain-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

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.