Annotations: 9MKN

Structure of the Respiratory Syncytial Virus Fusion Protein Bound to Human Antibodies RSV_2245 and RSV_3301

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)
R [auth T]	IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	e9mknT1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	ECOD (v295.2)
P [auth R]	IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	e9mknR1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	ECOD (v295.2)
N [auth P]	IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	e9mknP1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	ECOD (v295.2)
Q [auth S]	LSDAT_euk	e9mknS1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: LSDAT_euk	ECOD (v295.2)
O [auth Q]	LSDAT_euk	e9mknQ1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: LSDAT_euk	ECOD (v295.2)
M [auth O]	LSDAT_euk	e9mknO1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: LSDAT_euk	ECOD (v295.2)
L [auth N]	eIF-3c_N	e9mknN1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: eIF-3c_N	ECOD (v295.2)
K [auth M]	eIF-3c_N	e9mknM1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: eIF-3c_N	ECOD (v295.2)
J [auth L]	eIF-3c_N	e9mknL1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: eIF-3c_N	ECOD (v295.2)
I [auth J]	LSDAT_euk	e9mknJ1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: LSDAT_euk	ECOD (v295.2)
H [auth I]	LSDAT_euk	e9mknI1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: LSDAT_euk	ECOD (v295.2)
G [auth H]	LSDAT_euk	e9mknH1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: LSDAT_euk	ECOD (v295.2)
F	Fusion_gly	e9mknF1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fusion_gly	ECOD (v295.2)
D	Fusion_gly	e9mknD1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fusion_gly	ECOD (v295.2)
B	Fusion_gly	e9mknB1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fusion_gly	ECOD (v295.2)
E	Fusion_gly	e9mknE1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fusion_gly	ECOD (v295.2)
C	Fusion_gly	e9mknC1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fusion_gly	ECOD (v295.2)
A	Fusion_gly	e9mknA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Fusion_gly	ECOD (v295.2)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
N [auth P], P [auth R], R [auth T]	Light Chain	IGKV1	Kappa	fusion glycoprotein f1 \| fusion glycoprotein f2	SAbDab (2026-08-28)
M [auth O], O [auth Q], Q [auth S]	Heavy Chain	IGHV2	-	fusion glycoprotein f1 \| fusion glycoprotein f2	SAbDab (2026-08-28)
J [auth L], K [auth M], L [auth N]	Light Chain	IGKV2	Kappa	fusion glycoprotein f1	SAbDab (2026-08-28)
G [auth H], H [auth I], I [auth J]	Heavy Chain	IGHV1	-	fusion glycoprotein f1	SAbDab (2026-08-28)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
N [auth P], P [auth R], R [auth T]	3301 Fab Light Chain	-	-	-
M [auth O], O [auth Q], Q [auth S]	3301 Fab Heavy Chain	-	-	-
J [auth L], K [auth M], L [auth N]	2245 Fab Light Chain	-	-	-
G [auth H], H [auth I], I [auth J]	2245 Fab Heavy Chain	-	-	-
B, D, F	Fusion glycoprotein F1	identical protein binding protein binding binding	symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated induction of syncytium formation symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated induction of syncytium formation symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction 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 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 symbiont entry into host cell symbiont entry into host	cell periphery cellular anatomical structure plasma membrane membrane virion component viral membrane viral envelope host cell plasma membrane host cellular component host cell part host cell membrane other organism part virion membrane host intracellular part cell periphery cellular anatomical structure plasma membrane membrane virion component viral membrane viral envelope host cell plasma membrane host cellular component host cell part host cell membrane other organism part virion membrane host intracellular part host cell Golgi membrane host cell Golgi apparatus host cell cytoplasm part host cell cytoplasm host cell endomembrane system host intracellular region
A, C, E	Fusion glycoprotein F2	identical protein binding protein binding binding	symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated induction of syncytium formation symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis symbiont-mediated perturbation of host cellular process biological process involved in interspecies interaction between organisms symbiont-mediated induction of syncytium formation symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction 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 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 symbiont entry into host cell symbiont entry into host	cell periphery cellular anatomical structure plasma membrane membrane virion component viral membrane viral envelope host cell plasma membrane host cellular component host cell part host cell membrane other organism part virion membrane host intracellular part cell periphery cellular anatomical structure plasma membrane membrane virion component viral membrane viral envelope host cell plasma membrane host cellular component host cell part host cell membrane other organism part virion membrane host intracellular part host cell Golgi membrane host cell Golgi apparatus host cell cytoplasm part host cell cytoplasm host cell endomembrane system host intracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D, F	IPR000776	Precursor fusion glycoprotein F0, Paramyxoviridae	Family
A, C, E	IPR000776	Precursor fusion glycoprotein F0, Paramyxoviridae	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.