Annotations: 4U0A

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Retrovirus capsid dimerization domain-like	8077054	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)
A	Gag_p24_C	e4u0aA1	A: alpha bundles	X: Retrovirus capsid protein	H: Retrovirus capsid protein-C (From Topology)	T: Retrovirus capsid protein-C	F: Gag_p24_C	ECOD (1.6)
A	Gag_p24_N	e4u0aA2	A: alpha bundles	X: Retrovirus capsid protein	H: Retrovirus capsid protein N-terminal domain (From Topology)	T: Retrovirus capsid protein N-terminal domain	F: Gag_p24_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.375.10	Mainly Alpha	Orthogonal Bundle	Human Immunodeficiency Virus Type 1 Capsid Protein	Human Immunodeficiency Virus Type 1 Capsid Protein	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	PF00607	gag protein p24 N-terminal domain (Gag_p24)	gag protein p24 N-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
A	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	Capsid protein p24	structural molecule activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding RNA binding organic cyclic compound binding nucleic acid binding	viral gene expression viral process viral translational frameshifting viral translation virion assembly viral budding viral budding via host ESCRT complex viral life cycle	host intracellular membrane-bounded organelle host cellular component host intracellular part host multivesicular body host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell cytoplasm host cell part host cell late endosome host cell endosome host intracellular region membrane virion component host intracellular membrane-bounded organelle host cellular component host intracellular part host multivesicular body host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell cytoplasm host cell part host cell late endosome host cell endosome host intracellular region membrane virion component virion membrane host cell nucleus host cell plasma membrane host cell membrane viral nucleocapsid viral capsid
B	Cleavage and polyadenylation specificity factor subunit 6	RNA binding binding organic cyclic compound binding nucleic acid binding mRNA binding ribonucleoprotein complex binding protein-containing complex binding ribosomal large subunit binding ribosome binding exon-exon junction complex binding	protein-containing complex organization protein heterotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly cellular process cellular component organization or biogenesis protein heterooligomerization regulation of localization cellular localization nitrogen compound transport protein-containing complex organization protein heterotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly cellular process cellular component organization or biogenesis protein heterooligomerization regulation of localization cellular localization nitrogen compound transport regulation of cellular process nucleocytoplasmic transport transport positive regulation of nucleocytoplasmic transport nuclear transport positive regulation of biological process positive regulation of nucleobase-containing compound transport localization positive regulation of RNA export from nucleus establishment of localization in cell positive regulation of intracellular transport RNA localization nuclear export nucleobase-containing compound transport positive regulation of cellular process regulation of intracellular transport regulation of biological process RNA transport regulation of transport regulation of nucleobase-containing compound transport regulation of RNA export from nucleus nucleic acid transport biological regulation intracellular transport regulation of nucleocytoplasmic transport establishment of localization RNA export from nucleus establishment of RNA localization positive regulation of transport regulation of cellular localization macromolecule localization mRNA 3'-end processing RNA metabolic process primary metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process mRNA processing mRNA metabolic process nucleic acid metabolic process mRNA alternative polyadenylation RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process biosynthetic process RNA 3'-end processing metabolic process RNA processing macromolecule metabolic process co-transcriptional RNA 3'-end processing, cleavage and polyadenylation pathway co-transcriptional mRNA 3'-end processing, cleavage and polyadenylation pathway	membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure organelle nucleus nuclear protein-containing complex mRNA cleavage factor complex intracellular membrane-bounded organelle membrane-enclosed lumen perichromatin fibrils nuclear chromosome intracellular membraneless organelle membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure organelle nucleus nuclear protein-containing complex mRNA cleavage factor complex intracellular membrane-bounded organelle membrane-enclosed lumen perichromatin fibrils nuclear chromosome intracellular membraneless organelle chromosome chromatin intracellular organelle lumen organelle lumen membraneless organelle nuclear lumen membrane nuclear speck nuclear body nucleoplasm paraspeckles cytoplasm interchromatin granule ribonucleoprotein complex mRNA cleavage and polyadenylation specificity factor complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000071	Immunodeficiency lentiviral matrix, N-terminal	Domain
A	IPR045345	Retroviral nucleocapsid Gag protein p24, C-terminal domain	Domain
A	IPR036875	Zinc finger, CCHC-type superfamily	Homologous Superfamily
A	IPR050195	Primate lentivirus group Gag polyprotein-like	Domain
A	IPR001878	Zinc finger, CCHC-type	Domain
A	IPR008919	Retrovirus capsid, N-terminal	Homologous Superfamily
A	IPR010999	Retroviral matrix protein	Homologous Superfamily
A	IPR012344	Matrix protein, lentiviral and alpha-retroviral, N-terminal	Homologous Superfamily
A	IPR014817	Gag protein p6	Domain
A	IPR008916	Retrovirus capsid, C-terminal	Homologous Superfamily
B	IPR034772	CPSF6/7 family	Family
B	IPR000504	RNA recognition motif domain	Domain
B	IPR012677	Nucleotide-binding alpha-beta plait domain superfamily	Homologous Superfamily
B	IPR035979	RNA-binding domain superfamily	Homologous Superfamily
B	IPR034769	Cleavage and polyadenylation specificity factor subunit 6, RNA recognition motif	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: Q16630	astrocytic tumor diabetes mellitus lung cancer myopathy pancreatic intraductal papillary-mucinous carcinoma plasma cell myeloma attention deficit hyperactivity disorder, inattentive type glioblastoma malignant mesothelioma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor IgA glomerulonephritis medulloblastoma astrocytic tumor diabetes mellitus lung cancer myopathy pancreatic intraductal papillary-mucinous carcinoma plasma cell myeloma attention deficit hyperactivity disorder, inattentive type glioblastoma malignant mesothelioma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor IgA glomerulonephritis medulloblastoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia

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.