Annotations: 8RGZ

Trimeric HSV-1F gB ectodomain in postfusion conformation with three bound HDIT101 Fab molecules.

External Resource: Annotation

Domain Annotation: ECOD Classification
SAbDab Antibody 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)
I [auth G]	C1-set	e8rgzG1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: C1-set	ECOD (v295)
H [auth L]	C1-set	e8rgzL1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: C1-set	ECOD (v295)
C [auth E]		e8rgzE01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
G [auth F]	C1-set	e8rgzF1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: C1-set	ECOD (v295)
F [auth H]	C1-set	e8rgzH1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: C1-set	ECOD (v295)
B [auth D]		e8rgzD01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)
E [auth C]	C1-set	e8rgzC2	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: C1-set	ECOD (v295)
D [auth B]	C1-set	e8rgzB2	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: C1-set	ECOD (v295)
A		e8rgzA02	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F:	ECOD (v295)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth E], H [auth L], I [auth G]	Light Chain	IGKV1	Kappa	envelope glycoprotein b	SAbDab (2026-07-17)
B [auth D], F [auth H], G [auth F]	Heavy Chain	IGHV2	-	envelope glycoprotein b	SAbDab (2026-07-17)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth E], H [auth L], I [auth G]	HDIT101 Fab light chain	-	-	-
B [auth D], F [auth H], G [auth F]	HDIT101 Fab heavy chain	-	-	-
A, D [auth B], E [auth C]	Envelope glycoprotein B	molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator 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	virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane other organism part host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell endosome membrane host cell cytoplasm host cell part host cell endosome virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane other organism part host cell cytoplasm part host intracellular organelle cellular anatomical structure host cell endosome membrane host cell cytoplasm host cell part host cell endosome host intracellular region viral membrane viral envelope host cell plasma membrane host cell Golgi membrane host cell Golgi apparatus host cell endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, D [auth B], E [auth C]	IPR035381	Herpesvirus Glycoprotein B, PH-like domain 2	Domain
A, D [auth B], E [auth C]	IPR035377	Herpesvirus Glycoprotein B, PH-like domain 1	Domain
A, D [auth B], E [auth C]	IPR055341	Herpesvirus glycoprotein B ectodomain C-terminal	Domain
A, D [auth B], E [auth C]	IPR000234	Herpesvirus Glycoprotein B	Family
A, D [auth B], E [auth C]	IPR038631	Herpesvirus Glycoprotein B, PH-like domain 2 superfamily	Homologous Superfamily

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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.

8RGZ | pdb_00008rgz

Trimeric HSV-1F gB ectodomain in postfusion conformation with three bound HDIT101 Fab molecules.

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

SAbDab Antibody Annotation SAbDab Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage