Annotations: 1EJ3

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d1ej3b_	All alpha proteins	EF Hand-like	EF-hand	Calmodulin-like	Calcium-regulated photoprotein	(Aequorea forskalea ) [TaxId: 2747904 ],	SCOPe (2.08)
A	d1ej3a_	All alpha proteins	EF Hand-like	EF-hand	Calmodulin-like	Calcium-regulated photoprotein	(Aequorea forskalea ) [TaxId: 2747904 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	EF-hand	8032919	3001983	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	EF-hand	8032919	3001983	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e1ej3B1	A: UBC-like	X: UBC-like	H: Concanavalin A-like lectins/glucanases	T: Pyr_redox_2	F:	ECOD (20:10:01)
A		e1ej3A1	A: UBC-like	X: UBC-like	H: Concanavalin A-like lectins/glucanases	T: Pyr_redox_2	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	AEQUORIN	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding	bioluminescence metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A, B	IPR002048	EF-hand domain	Domain
A, B	IPR011992	EF-hand domain pair	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.