Annotations: 6BSP

High-Resolution Structure Analysis of Antibody V5 and U4 Conformational Epitope on Human Papillomavirus 16

External Resource: Annotation

Domain Annotation: ECOD Classification
IMGT Antibody Annotation
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
H	AAA_lid_3	e6bspH1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: AAA_lid_3	ECOD (v295.2)
G	AAA_lid_3	e6bspG1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: AAA_lid_3	ECOD (v295.2)
F	AAA_lid_3	e6bspF1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: AAA_lid_3	ECOD (v295.2)
E	Ribosomal_S13	e6bspE1	A: alpha arrays	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: Ribosomal_S13	ECOD (v295.2)
D	AAA_lid_3	e6bspD1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: AAA_lid_3	ECOD (v295.2)
C	Glycos_transf_1	e6bspC1	A: alpha arrays	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: Glycos_transf_1	ECOD (v295.2)
B	Ribosomal_S13	e6bspB1	A: alpha arrays	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: Ribosomal_S13	ECOD (v295.2)
A	Ribosomal_S13	e6bspA1	A: alpha arrays	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: Ribosomal_S13	ECOD (v295.2)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
B	Fab U4	V-KAPPA	Mus musculus (house mouse)	IGKV8-3001, IGKJ501	V-DOMAIN V-KAPPA	IG	FV-HEAVY_KAPPA	IMGT (202640-0)
A	Fab U4	VH	Mus musculus (house mouse)	IGHV5-6-501, IGHJ201, IGHJ202, IGHJ203	V-DOMAIN VH	IG	FV-HEAVY_KAPPA	IMGT (202640-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B	Light Chain	IGKV8	Kappa	major capsid protein l1	SAbDab (2026-10-16)
A	Heavy Chain	IGHV5	-	major capsid protein l1	SAbDab (2026-10-16)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C, D, E, F, G C, D, E, F, G, H	PF00500	L1 (late) protein (Late_protein_L1)	L1 (late) protein		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D, E, F, G C, D, E, F, G, H	Major capsid protein L1	structural molecule activity	virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral process viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction symbiont entry into host cell symbiont entry into host endocytosis involved in viral entry into host cell	viral capsid icosahedral viral capsid T=7 icosahedral viral capsid virion component host intracellular membrane-bounded organelle host cellular component host intracellular part cellular anatomical structure host cell part host intracellular region host cell nucleus other organism part host intracellular organelle
B	U4 Light chain	-	-	-
A	U4 Heavy chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D, E, F, G C, D, E, F, G, H	IPR036973	Major capsid L1 (late) superfamily, Papillomavirus	Homologous Superfamily
C, D, E, F, G C, D, E, F, G, H	IPR011222	Double-stranded DNA virus, group I, capsid	Homologous Superfamily
C, D, E, F, G C, D, E, F, G, H	IPR002210	Major capsid L1 (late) protein, Papillomavirus	Family