Annotations: 1GAK

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1gaka_	All alpha proteins	Fertilization protein	Fertilization protein	Fertilization protein	SP18	(Haliotis fulgens ) [TaxId: 6456 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Fertilization protein	8024381	4000779	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Fertilization protein	8036760	3001337	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Egg_lysin	e1gakA1	A: alpha arrays	X: Fertilization protein (From Topology)	H: Fertilization protein (From Topology)	T: Fertilization protein	F: Egg_lysin	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.150.10	Mainly Alpha	Up-down Bundle	Lysin	Fertilization protein	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01303	Egg lysin (Sperm-lysin) (Egg_lysin)	Egg lysin (Sperm-lysin)	Egg lysin creates a hole in the envelope of the egg thereby allowing the sperm to pass through the envelope and fuse with the egg.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	FERTILIZATION PROTEIN	-	sexual reproduction reproductive process fertilization single fertilization	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR035916	Egg-lysin superfamily	Homologous Superfamily
A	IPR001379	Egg lysin (Sperm-lysin)	Family

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.