##gff-version 3
Q783Y1	UniProtKB	Chain	1	575	.	.	.	ID=PRO_0000142636;Note=Hemagglutinin-neuraminidase	
Q783Y1	UniProtKB	Topological domain	1	37	.	.	.	Note=Intravirion;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Transmembrane	38	58	.	.	.	Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Topological domain	59	575	.	.	.	Note=Virion surface;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Region	1	25	.	.	.	Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite	
Q783Y1	UniProtKB	Region	10	14	.	.	.	Note=Incorporation in virion;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Region	59	140	.	.	.	Note=Involved in interaction with F protein;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Compositional bias	10	25	.	.	.	Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite	
Q783Y1	UniProtKB	Glycosylation	77	77	.	.	.	Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Glycosylation	499	499	.	.	.	Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Glycosylation	511	511	.	.	.	Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000250;evidence=ECO:0000250	
Q783Y1	UniProtKB	Disulfide bond	129	129	.	.	.	Note=Interchain;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q783Y1	UniProtKB	Natural variant	461	461	.	.	.	Note=In strain: Isolate E30cl2%3B egg passage attenuated. E->G	
Q783Y1	UniProtKB	Natural variant	462	462	.	.	.	Note=In strain: Isolate E30cl2%2C Isolate E50cl9 and Isolate E30M15cl5%3B egg passage attenuated. D->G