Annotations: 5NA2

Crystal structure of the full-length Feline Immunodeficiency Virus capsid protein unveils original features

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Retrovirus capsid dimerization domain-like	8077068	3001819	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Retrovirus capsid dimerization domain-like	8077068	3001819	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	PriX	e5na2B1	A: alpha arrays	X: Cryptochrome/photolyase FAD-binding domain-related	H: Cryptochrome/photolyase FAD-binding domain-related	T: PriX	F: PriX	ECOD (v295.2)
A	PBS_linker_poly	e5na2A1	A: alpha arrays	X: Cryptochrome/photolyase FAD-binding domain-related	H: Cryptochrome/photolyase FAD-binding domain-related	T: Undecaprenyl diphosphate synthase	F: PBS_linker_poly	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.1200.30	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)
A	1.10.1200.30	Mainly Alpha	Orthogonal Bundle	Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF19317	Gag protein p24 C-terminal domain (Gag_p24_C)	Gag protein p24 C-terminal domain	p24 forms inner protein layer of the nucleocapsid. ELISA tests for p24 is the most commonly used method to demonstrate virus replication both in vivo and in vitro.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Capsid protein (p24)	binding nucleic acid binding structural constituent of virion structural molecule activity cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	virion assembly viral process viral budding viral budding via host ESCRT complex viral life cycle	viral nucleocapsid viral capsid virion component

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR045345	Retroviral nucleocapsid Gag protein p24, C-terminal domain	Domain
A, B	IPR001878	Zinc finger, CCHC-type	Domain
A, B	IPR036875	Zinc finger, CCHC-type superfamily	Homologous Superfamily
A, B	IPR008919	Retrovirus capsid, N-terminal	Homologous Superfamily
A, B	IPR012344	Matrix protein, lentiviral and alpha-retroviral, N-terminal	Homologous Superfamily
A, B	IPR050195	Primate lentivirus group Gag polyprotein-like	Domain
A, B	IPR008916	Retrovirus capsid, C-terminal	Homologous Superfamily