6MJZ

Cryo-EM structure of Human Parainfluenza Virus Type 3 (hPIV3) in complex with antibody PIA174

External Resource: Annotation

Domain Annotation: ECOD Classification
IMGT Antibody Annotation
SAbDab Antibody Annotation
Protein Family 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)
A	Fusion_gly_4	e6mjzA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-like domain in paramyxoviruses fusion protein (From Topology)	T: Immunoglobulin-like domain in paramyxoviruses fusion protein	F: Fusion_gly_4	ECOD (1.6)
A	Fusion_gly	e6mjzA2	A: a+b complex topology	X: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein (From Topology)	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein (From Topology)	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (1.6)
B	Fusion_gly_4	e6mjzB2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-like domain in paramyxoviruses fusion protein (From Topology)	T: Immunoglobulin-like domain in paramyxoviruses fusion protein	F: Fusion_gly_4	ECOD (1.6)
B	Fusion_gly	e6mjzB1	A: a+b complex topology	X: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein (From Topology)	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein (From Topology)	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (1.6)
C	Fusion_gly_4	e6mjzC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-like domain in paramyxoviruses fusion protein (From Topology)	T: Immunoglobulin-like domain in paramyxoviruses fusion protein	F: Fusion_gly_4	ECOD (1.6)
C	Fusion_gly	e6mjzC1	A: a+b complex topology	X: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein (From Topology)	H: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein (From Topology)	T: Head and neck region of the ectodomain of paramyxoviruses fusion glycoprotein	F: Fusion_gly	ECOD (1.6)
D [auth H]	V-set_12	e6mjzH1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_12	ECOD (1.6)
E [auth L]	V-set	e6mjzL1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set	ECOD (1.6)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
D [auth H]	Fab PIA174	VH-CH1	Homo sapiens (human)	IGHV4-5902, IGHJ401, IGHJ402, IGHJ403, IGHG101, IGHG102, IGHG104, IGHG105	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202507-0)
E [auth L]	Fab PIA174	L-KAPPA	Homo sapiens (human)	IGKV1-1601, IGKJ501, IGKC*01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202507-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth H]	Heavy Chain	IGHV4	-	fusion glycoprotein f0 \| fusion glycoprotein f0 \| fusion glycoprotein f0	SAbDab (2025-02-28)
E [auth L]	Light Chain	IGKV1	Kappa	fusion glycoprotein f0 \| fusion glycoprotein f0 \| fusion glycoprotein f0	SAbDab (2025-02-28)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF00523	Fusion glycoprotein F0 (Fusion_gly)	Fusion glycoprotein F0	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	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 cellular anatomical structure membrane host cell plasma membrane host cellular component host cell part host cell membrane virion membrane
D [auth H]	PIA174 Fab Heavy chain	-	-	-
E [auth L]	PIA174 Fab Light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	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.