##gff-version 3 P12553 UniProtKB Chain 1 577 . . . ID=PRO_0000142619;Note=Hemagglutinin-neuraminidase P12553 UniProtKB Topological domain 1 26 . . . Note=Intravirion;Ontology_term=ECO:0000255;evidence=ECO:0000255 P12553 UniProtKB Transmembrane 27 47 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 P12553 UniProtKB Topological domain 48 577 . . . Note=Virion surface;Ontology_term=ECO:0000255;evidence=ECO:0000255 P12553 UniProtKB Region 124 152 . . . Note=Important for interaction with fusion/F protein;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q91UL0 P12553 UniProtKB Glycosylation 119 119 . . . Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000255;evidence=ECO:0000255 P12553 UniProtKB Glycosylation 341 341 . . . Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q91UL0 P12553 UniProtKB Glycosylation 433 433 . . . Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q91UL0 P12553 UniProtKB Glycosylation 481 481 . . . Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q91UL0 P12553 UniProtKB Glycosylation 538 538 . . . Note=N-linked (GlcNAc...) asparagine%3B by host;Ontology_term=ECO:0000255;evidence=ECO:0000255 P12553 UniProtKB Natural variant 160 160 . . . Note=H->L P12553 UniProtKB Natural variant 332 332 . . . Note=E->R