Annotations: 9AT8

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth E]	I_LWEQ	e9at8E01	A: a/b three-layered sandwiches	X: ATP-grasp_6	H: ATP-grasp_6	T: ATP-grasp_6	F: I_LWEQ	ECOD (v294.1)

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
C [auth K]	Light Chain	IGKV16	Kappa	fusion glycoprotein f0 \| fusion glycoprotein f0	SAbDab (2026-03-27)
D [auth L]	Heavy Chain	IGHV3	-	fusion glycoprotein f0 \| fusion glycoprotein f0	SAbDab (2026-03-27)

Chains	Accession	Name	Description	Comments	Source
A [auth E], B [auth F]	PF00523	Fusion glycoprotein F0 (Fusion_gly)	Fusion glycoprotein F0	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth E], B [auth F]	Fusion glycoprotein F0	-	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 biological process involved in interspecies interaction between organisms symbiont entry into host cell symbiont entry into host viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction	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
C [auth K]	mAb 77 light chain	-	-	-
D [auth L]	mAB 77 heavy chain	-	-	-