3TZ1

Crystal structure of the Ca2+-saturated C-terminal domain of Akazara scallop troponin C in complex with a troponin I fragment

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	PF13499	e3tz1A1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: PF13499	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF13499	EF-hand domain pair (EF-hand_7)	EF-hand domain pair	-	Domain
B	PF00992	Troponin (Troponin)	Troponin	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Troponin C	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding cytoskeletal protein binding protein binding	-	-
B	Troponin I	cytoskeletal protein binding actin binding protein binding binding	-	striated muscle thin filament protein-containing complex intracellular anatomical structure myofilament cellular anatomical entity actin cytoskeleton sarcomere intracellular organelle troponin complex cytoskeleton organelle intracellular non-membrane-bounded organelle contractile muscle fiber cytoplasm striated muscle thin filament protein-containing complex intracellular anatomical structure myofilament cellular anatomical entity actin cytoskeleton sarcomere intracellular organelle troponin complex cytoskeleton organelle intracellular non-membrane-bounded organelle contractile muscle fiber cytoplasm supramolecular fiber myofibril supramolecular polymer supramolecular complex non-membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A	IPR002048	EF-hand domain	Domain
A	IPR011992	EF-hand domain pair	Homologous Superfamily
B	IPR001978	Troponin	Family
B	IPR038077	Troponin domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.