Annotations: 2M7Z

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00335	e2m7zA1	A: few secondary structure elements	X: Tetraspanin extracellular domain (From Topology)	H: Tetraspanin extracellular domain (From Topology)	T: Tetraspanin extracellular domain	F: PF00335	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.1450.10	Mainly Alpha	Orthogonal Bundle	Cd81 Antigen, Extracellular Domain	Chain: A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00335	Tetraspanin family (Tetraspanin)	Tetraspanin family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	CD63-like protein Sm-TSP-2	-	-	membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008952	Tetraspanin, EC2 domain superfamily	Homologous Superfamily
A	IPR018499	Tetraspanin/Peripherin	Family
A	IPR000301	Tetraspanin, animals	Family

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 R01GM133198.