Annotations: 8ZRR

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth l]	Light Chain	IGKV2	Kappa	capsid protein \| capsid protein	SAbDab (2026-02-06)
A [auth h]	Heavy Chain	IGHV3	-	capsid protein \| capsid protein	SAbDab (2026-02-06)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth A], D [auth B]	Capsid protein	structural molecule activity	-	-
B [auth l]	Light chain of D4 Fab	-	-	-
A [auth h]	Heacy chain of D4 Fab	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A], D [auth B]	IPR036459	Viral capsid core domain supefamily, Hepatitis B virus	Homologous Superfamily
C [auth A], D [auth B]	IPR002006	Hepatitis core antigen	Family

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.