Annotations: 8TCO

HCMV Trimer in complex with CS2it1p2_F7K Fab and CS4tt1p1_E3K Fab

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
A	WD40,CAF1C_H4-bd	e8tcoA1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: WD40,CAF1C_H4-bd	ECOD (v294.2)
B	WD40,CAF1C_H4-bd	e8tcoB1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: WD40,CAF1C_H4-bd	ECOD (v294.2)
D	WD40,CAF1C_H4-bd	e8tcoD1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: WD40,CAF1C_H4-bd	ECOD (v294.2)
E	WD40,CAF1C_H4-bd	e8tcoE1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: WD40,CAF1C_H4-bd	ECOD (v294.2)
F	WD40,CAF1C_H4-bd	e8tcoF1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: WD40,CAF1C_H4-bd	ECOD (v294.2)
G	WD40,CAF1C_H4-bd	e8tcoG1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: WD40,CAF1C_H4-bd	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
F	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D	Light Chain	IGKV1	Kappa	envelope glycoprotein l \| envelope glycoprotein h	SAbDab (2026-05-08)
E	Heavy Chain	IGHV3	-	envelope glycoprotein l \| envelope glycoprotein h	SAbDab (2026-05-08)
F	Heavy Chain	IGHV1	-	envelope glycoprotein o	SAbDab (2026-05-08)
G	Light Chain	IGKV1	Kappa	envelope glycoprotein o	SAbDab (2026-05-08)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF17488	Herpesvirus glycoprotein H C-terminal domain (Herpes_glycoH_C)	Herpesvirus glycoprotein H C-terminal domain	Herpesvirus glycoprotein H (gH) is a virion associated envelope glycoprotein [2]. Complex formation between gH and gL has been demonstrated in both virions and infected cells [1]. This entry represents the C-terminal domain.	Domain
A	PF02489	Herpesvirus glycoprotein H main domain (Herpes_glycop_H)	Herpesvirus glycoprotein H main domain	Herpesvirus glycoprotein H (gH) is a virion associated envelope glycoprotein [2]. Complex formation between gH and gL has been demonstrated in both virions and infected cells [1].	Domain
B	PF01801	Cytomegalovirus glycoprotein L (Cytomega_gL)	Cytomegalovirus glycoprotein L	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Envelope glycoprotein H	-	membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms receptor-mediated virion attachment to host cell adhesion of symbiont to host cell entry receptor-mediated virion attachment to host cell viral life cycle membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms receptor-mediated virion attachment to host cell adhesion of symbiont to host cell entry receptor-mediated virion attachment to host cell 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 viral membrane viral envelope host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part virion membrane host intracellular membrane-bounded organelle host intracellular part host cell cytoplasm part host intracellular organelle virion component viral membrane viral envelope host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part virion membrane host intracellular membrane-bounded organelle host intracellular part host cell cytoplasm part host intracellular organelle host cell endosome membrane host cell cytoplasm host cell endosome host intracellular region
B	Envelope glycoprotein L	-	membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms receptor-mediated virion attachment to host cell adhesion of symbiont to host cell entry receptor-mediated virion attachment to host cell viral life cycle membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms receptor-mediated virion attachment to host cell adhesion of symbiont to host cell entry receptor-mediated virion attachment to host cell 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 viral membrane viral envelope host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part virion membrane host intracellular part host cell cytoplasm host cell Golgi apparatus host intracellular region virion component viral membrane viral envelope host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part virion membrane host intracellular part host cell cytoplasm host cell Golgi apparatus host intracellular region host cell cytoplasm part
C	Envelope glycoprotein O	-	-	virion component virion membrane
D	CS4tt1p1_E3K Fab light chain	-	-	-
E	CS4tt1p1_E3K Fab heavy chain	-	-	-
F	CS2it1p2_F7K Fab heavy chain	-	-	-
G	CS2it1p2_F7K Fab light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR038172	Herpesvirus glycoprotein H, C-terminal domain superfamily	Homologous Superfamily
A	IPR003493	Herpesvirus glycoprotein H	Family
A	IPR035305	Herpesvirus glycoprotein H, C-terminal	Domain
B	IPR002689	Cytomegalovirus glycoprotein L	Family
C	IPR012564	Herpesvirus UL74, glycoprotein	Family

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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.