Annotations: 9LBW

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth L]	Light Chain	IGKV3	Kappa	capsid protein \| capsid protein	SAbDab (2026-02-20)
C [auth H]	Heavy Chain	IGHV3	-	capsid protein \| capsid protein	SAbDab (2026-02-20)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D [auth L]	Light chain of Fab mAb40	-	-	-
C [auth H]	Heavy chain of Fab mAb40	-	-	-
A, B	Capsid protein	DNA binding binding nucleic acid binding structural molecule activity RNA binding	biological process involved in interspecies interaction between organisms viral penetration into host nucleus intracellular transport of virus viral process viral life cycle transport of virus biological process involved in symbiotic interaction symbiont entry into host cell symbiont entry into host biological process involved in interaction with host microtubule-dependent intracellular transport of viral material microtubule-dependent intracellular transport of viral material towards nucleus transport of viral material towards nucleus	host cellular component cellular anatomical structure host cell other organism part viral capsid icosahedral viral capsid T=4 icosahedral viral capsid virion component extracellular region host intracellular part host cell cytoplasm host cell part host intracellular region

Chains	Accession	Name	Type
A, B	IPR013195	Hepatitis B virus, capsid N-terminal	Domain
A, B	IPR036459	Viral capsid core domain supefamily, Hepatitis B virus	Homologous Superfamily
A, B	IPR002006	Hepatitis core antigen	Family