Annotations: 8K3C

Nipah virus Attachment glycoprotein with 41-6 antibody fragment

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D [auth B]	SCOP2B Superfamily	Sialidases	8086578	3001607	SCOP2B (2022-06-29)
C [auth A]	SCOP2B Superfamily	Sialidases	8086578	3001607	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)
D [auth B]	DUF520	e8k3cB1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: DUF520	ECOD (v295)
C [auth A]	7tm_1	e8k3cA01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: 7tm_1	ECOD (v295)
B [auth C]	7tm_1	e8k3cC01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: 7tm_1	ECOD (v295)
A [auth D]	7tm_1	e8k3cD01	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: 7tm_1	ECOD (v295)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth C]	Heavy Chain	IGHV3	-	glycoprotein g	SAbDab (2026-07-10)
A [auth D]	Light Chain	IGLV1	Lambda	glycoprotein g	SAbDab (2026-07-10)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth A], D [auth B]	Glycoprotein G	identical protein binding protein binding binding hydrolase activity, acting on glycosyl bonds alpha-sialidase activity hydrolase activity, hydrolyzing O-glycosyl compounds hydrolase activity exo-alpha-sialidase activity catalytic activity host cell surface binding host cell surface receptor binding	import into cell receptor-mediated endocytosis of virus by host cell biological process involved in interspecies interaction between organisms transport viral life cycle establishment of localization vesicle-mediated transport biological process involved in interaction with host biological process involved in symbiotic interaction localization symbiont entry into host cell clathrin-dependent endocytosis viral process symbiont entry into host import into cell receptor-mediated endocytosis of virus by host cell biological process involved in interspecies interaction between organisms transport viral life cycle establishment of localization vesicle-mediated transport biological process involved in interaction with host biological process involved in symbiotic interaction localization symbiont entry into host cell clathrin-dependent endocytosis viral process symbiont entry into host cellular process clathrin-dependent endocytosis of virus by host cell receptor-mediated endocytosis endocytosis endocytosis involved in viral entry into host cell 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 adhesion of symbiont to host	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 C]	Heavy chain of 41-6 Fab fragments	-	-	-
A [auth D]	Light chain of 41-6 Fab fragment	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A], D [auth B]	IPR016285	Haemagglutinin-neuraminidase	Family
C [auth A], D [auth B]	IPR036278	Sialidase superfamily	Homologous Superfamily
C [auth A], D [auth B]	IPR000665	Haemagglutinin/haemagglutinin-neuraminidase, paramyxovirus	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.