Annotations: 7MRL

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth C]	SCOP2 Family	Immunodeficiency virus matrix proteins	8103902	4001043	SCOP2 (2022-06-29)
A [auth C]	SCOP2 Superfamily	Retroviral matrix proteins	8103903	3000562	SCOP2 (2022-06-29)
C [auth B]	SCOP2B Superfamily	Retroviral matrix proteins	8103903	3000562	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)
A [auth C]	PF00540	e7mrlC1	A: alpha arrays	X: Retroviral matrix proteins (From Topology)	H: Retroviral matrix proteins (From Topology)	T: Retroviral matrix proteins	F: PF00540	ECOD (1.6)
C [auth B]	PF00540	e7mrlB1	A: alpha arrays	X: Retroviral matrix proteins (From Topology)	H: Retroviral matrix proteins (From Topology)	T: Retroviral matrix proteins	F: PF00540	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth C], C [auth B]	PF00540	gag gene protein p17 (matrix protein) (Gag_p17)	gag gene protein p17 (matrix protein)	The matrix protein forms an icosahedral shell associated with the inner membrane of the mature immunodeficiency virus.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C], C [auth B]	HIV-1 matrix domain	structural molecule activity RNA binding binding organic cyclic compound binding nucleic acid binding	viral process	viral nucleocapsid viral capsid virion component intracellular anatomical structure cytoplasm cellular anatomical entity host cellular component host intracellular part host cell cytoplasm host cell part host intracellular region
B [auth A]	tRNA Lys3	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth C], C [auth B]	IPR000071	Immunodeficiency lentiviral matrix, N-terminal	Domain
A [auth C], C [auth B]	IPR045345	Retroviral nucleocapsid Gag protein p24, C-terminal domain	Domain
A [auth C], C [auth B]	IPR008919	Retrovirus capsid, N-terminal	Homologous Superfamily
A [auth C], C [auth B]	IPR010999	Retroviral matrix protein	Homologous Superfamily
A [auth C], C [auth B]	IPR012344	Matrix protein, lentiviral and alpha-retroviral, N-terminal	Homologous Superfamily
A [auth C], C [auth B]	IPR008916	Retrovirus capsid, C-terminal	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 R01GM133198.