Annotations: 2QQP

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Positive stranded ssRNA viruses-like	8100032	3000918	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Positive stranded ssRNA viruses-like	8100032	3000918	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Positive stranded ssRNA viruses-like	8100032	3000918	SCOP2B (2022-06-29)
G	SCOP2 Family	Tetraviridae-like VP	8100031	4000809	SCOP2 (2022-06-29)
G	SCOP2 Superfamily	Positive stranded ssRNA viruses-like	8100032	3000918	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	PF03566	e2qqpA2	A: beta sandwiches	X: jelly-roll	H: Nucleoplasmin-like/VP (viral coat and capsid proteins) (From Topology)	T: Nucleoplasmin-like/VP (viral coat and capsid proteins)	F: PF03566	ECOD (1.6)
A	PF03566	e2qqpA1	A: beta sandwiches	X: Insertion domain in tetravirus coat protein (From Topology)	H: Insertion domain in tetravirus coat protein (From Topology)	T: Insertion domain in tetravirus coat protein	F: PF03566	ECOD (1.6)
C	PF03566	e2qqpC1	A: beta sandwiches	X: jelly-roll	H: Nucleoplasmin-like/VP (viral coat and capsid proteins) (From Topology)	T: Nucleoplasmin-like/VP (viral coat and capsid proteins)	F: PF03566	ECOD (1.6)
C	PF03566	e2qqpC2	A: beta sandwiches	X: Insertion domain in tetravirus coat protein (From Topology)	H: Insertion domain in tetravirus coat protein (From Topology)	T: Insertion domain in tetravirus coat protein	F: PF03566	ECOD (1.6)
E	PF03566	e2qqpE2	A: beta sandwiches	X: jelly-roll	H: Nucleoplasmin-like/VP (viral coat and capsid proteins) (From Topology)	T: Nucleoplasmin-like/VP (viral coat and capsid proteins)	F: PF03566	ECOD (1.6)
E	PF03566	e2qqpE1	A: beta sandwiches	X: Insertion domain in tetravirus coat protein (From Topology)	H: Insertion domain in tetravirus coat protein (From Topology)	T: Insertion domain in tetravirus coat protein	F: PF03566	ECOD (1.6)
G	PF03566	e2qqpG1	A: beta sandwiches	X: jelly-roll	H: Nucleoplasmin-like/VP (viral coat and capsid proteins) (From Topology)	T: Nucleoplasmin-like/VP (viral coat and capsid proteins)	F: PF03566	ECOD (1.6)
G	PF03566	e2qqpG2	A: beta sandwiches	X: Insertion domain in tetravirus coat protein (From Topology)	H: Insertion domain in tetravirus coat protein (From Topology)	T: Insertion domain in tetravirus coat protein	F: PF03566	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	6.10.350.10	Special	Helix non-globular	V-type ATP synthase subunit C fold		CATH (4.3.0)
A	2.60.120.20	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
A	2.60.40.4260	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
C	6.10.350.10	Special	Helix non-globular	V-type ATP synthase subunit C fold		CATH (4.3.0)
C	2.60.120.20	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
C	2.60.40.4260	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
E	1.20.1690.20	Mainly Alpha	Up-down Bundle	V-type ATP synthase subunit C fold		CATH (4.3.0)
E	2.60.120.20	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
E	2.60.40.4260	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
G	1.20.1690.20	Mainly Alpha	Up-down Bundle	V-type ATP synthase subunit C fold		CATH (4.3.0)
G	2.60.120.20	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
G	2.60.40.4260	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
D	6.10.140.650	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C, E, G	PF03566	Peptidase family A21 (Peptidase_A21)	Peptidase family A21	-	Family
B, D, F, H	PF03566	Peptidase family A21 (Peptidase_A21)	Peptidase family A21	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C, E, G	p81	identical protein binding protein binding binding	-	viral capsid T=3 icosahedral viral capsid icosahedral viral capsid virion component
B, D, F, H	p81	identical protein binding protein binding binding	-	viral capsid T=3 icosahedral viral capsid icosahedral viral capsid virion component
I [auth R]	RNA (5'-R(UPUPUPU)-3')	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C, E, G	IPR029053	Viral coat protein subunit	Homologous Superfamily
A, C, E, G	IPR005313	Peptidase N2	Family
B, D, F, H	IPR029053	Viral coat protein subunit	Homologous Superfamily
B, D, F, H	IPR005313	Peptidase N2	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.