Annotations: 9CQA

Structure of antibody 1G1 bound to the central conserved region of RSV G

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)
D [auth G]	Reovirus_L2_GTase	e9cqaG1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Reovirus_L2_GTase	ECOD (v295)
B [auth F]	Gp138_N	e9cqaF01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Gp138_N	ECOD (v295)
A [auth E]	Gp138_N	e9cqaE01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Gp138_N	ECOD (v295)
C [auth D]	Reovirus_L2_GTase	e9cqaD1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: Reovirus_L2_GTase	ECOD (v295)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth F], D [auth G]	Light Chain	IGLV3	Lambda	mature secreted glycoprotein g	SAbDab (2026-06-26)
A [auth E], C [auth D]	Heavy Chain	IGHV1	-	mature secreted glycoprotein g	SAbDab (2026-06-26)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E [auth A], F [auth B]	Mature secreted glycoprotein G	-	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 viral process viral life cycle adhesion of symbiont to host adhesion receptor-mediated virion attachment to host cell biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated perturbation of host defense response symbiont-mediated perturbation of host process modulation of process of another organism symbiont 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 viral process viral life cycle adhesion of symbiont to host adhesion receptor-mediated virion attachment to host cell biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated perturbation of host defense response symbiont-mediated perturbation of host process modulation of process of another organism symbiont entry into host cell symbiont entry into host	cell periphery cellular anatomical structure plasma membrane membrane host cell plasma membrane host cellular component host cell part host cell membrane other organism part virion component virion membrane extracellular region
B [auth F], D [auth G]	Fab1G1 Light Chain	-	-	-
A [auth E], C [auth D]	Fab 1G1 Heavy Chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth A], F [auth B]	IPR000925	Major surface glycoprotein G	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.