Annotations: 7UPK

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth D]	SCOP2B Superfamily	Virus ectodomain	8072297	3001628	SCOP2B (2022-06-29)
D [auth A]	SCOP2B Superfamily	Virus ectodomain	8072297	3001628	SCOP2B (2022-06-29)
G [auth B]	SCOP2B Superfamily	Virus ectodomain	8072297	3001628	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth D]		e7upkD1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
D [auth A]		e7upkA1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
G [auth B]		e7upkB1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
B [auth H]		e7upkH1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
E [auth C]		e7upkC1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
H [auth E]		e7upkE1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
C [auth L]		e7upkL1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
F		e7upkF1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)
I [auth G]		e7upkG1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T: Rhabdo_ncap	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
H [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C [auth L]	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)
I [auth G]	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
B [auth H], E [auth C], H [auth E]	Heavy Chain	IGHV1	-	fusion glycoprotein f0	SAbDab (2026-03-13)
C [auth L], F, I [auth G]	Light Chain	IGKV13	Kappa	fusion glycoprotein f0	SAbDab (2026-03-13)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth D], D [auth A], G [auth B]	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
B [auth H], E [auth C], H [auth E]	Fab 1A9 heavy chain	-	-	-
C [auth L], F, I [auth G]	Fab 1A9 light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth D], D [auth A], G [auth B]	IPR000776	Precursor fusion glycoprotein F0, Paramyxoviridae	Family

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.