6UOE | pdb_00006uoe

3-25 Fab germline-reversion variant bound to an HCMV gB-derived peptide

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth H]	C1-set_1	e6uoeH2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: C1-set_1	ECOD (1.6)
A [auth H]	V-set_12	e6uoeH1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_12	ECOD (1.6)
B [auth L]	C1-set_4	e6uoeL2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: C1-set_4	ECOD (1.6)
B [auth L]	V-set	e6uoeL1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

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
A [auth H]	-	(VH-CH1-LINKER)	-	IGHV3-3003, IGHV3-3006, IGHV3-3012, IGHV3-3019, IGHV3-3305, IGHJ401, IGHJ402, IGHJ403, IGHJ501, IGHJ801, IGHG101, IGHG102, IGHG104, IGHG105, IGHG112, IGHG114, IGHG113, IGHG109, IGHG110, IGHG107, IGHG1*11	V-DOMAIN VH, C-DOMAIN CH1	IG	(L-KAPPA_VH-CH1-LINKER)	IMGT (202537-0)
B [auth L]	-	L-KAPPA	-	IGKV3-1101, IGKJ401, IGKJ402, IGKC01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	(L-KAPPA_VH-CH1-LINKER)	IMGT (202537-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth H]	Heavy Chain	IGHV3	-	envelope glycoprotein b	SAbDab (2025-09-26)
B [auth L]	Light Chain	IGKV3	Kappa	envelope glycoprotein b	SAbDab (2025-09-26)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth H]	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain
A [auth H]	PF07654	Immunoglobulin C1-set domain (C1-set)	Immunoglobulin C1-set domain		Domain
B [auth L]	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain
B [auth L]	PF07654	Immunoglobulin C1-set domain (C1-set)	Immunoglobulin C1-set domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth H]	3-25 Fab heavy chain	-	response to stimulus immune response immune system process adaptive immune response	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex immunoglobulin complex extracellular region
B [auth L]	3-25 Fab light chain	-	response to stimulus immune response immune system process adaptive immune response	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex immunoglobulin complex extracellular region
C [auth P]	Envelope glycoprotein B	-	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	cellular anatomical structure membrane 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 host cell endosome membrane host cell cytoplasm host cell part cellular anatomical structure membrane 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 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 [auth H]	IPR003597	Immunoglobulin C1-set	Domain
A [auth H]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A [auth H]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A [auth H]	IPR013106	Immunoglobulin V-set domain	Domain
A [auth H]	IPR003599	Immunoglobulin domain subtype	Domain
A [auth H]	IPR007110	Immunoglobulin-like domain	Domain
A [auth H]	IPR050380	Immune Recognition and Response Modulators	Family
A [auth H]	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site
B [auth L]	IPR003597	Immunoglobulin C1-set	Domain
B [auth L]	IPR050150	Immunoglobulin Variable Light Chain	Family
B [auth L]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B [auth L]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B [auth L]	IPR013106	Immunoglobulin V-set domain	Domain
B [auth L]	IPR003599	Immunoglobulin domain subtype	Domain
B [auth L]	IPR007110	Immunoglobulin-like domain	Domain
B [auth L]	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site
C [auth P]	IPR035381	Herpesvirus Glycoprotein B, PH-like domain 2	Domain
C [auth P]	IPR035377	Herpesvirus Glycoprotein B, PH-like domain 1	Domain
C [auth P]	IPR055341	Herpesvirus glycoprotein B ectodomain C-terminal	Domain
C [auth P]	IPR021044	Herpesvirus Glycoprotein B, antigenic domain, N-terminal	Domain
C [auth P]	IPR000234	Herpesvirus Glycoprotein B	Family
C [auth P]	IPR038631	Herpesvirus Glycoprotein B, PH-like domain 2 superfamily	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A [auth H]	PCA	Parent Component: GLN RESID: AA0031 PSI-MOD : 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420