[Term] id: PR:P17191 name: e antigen (Duck hepatitis B virus (isolate white Shanghai duck S31)) def: "A hepadnavirus-type e antigen that is encoded in the genome of Duck hepatitis B virus (isolate white Shanghai duck S31)." [PRO:DAN, UniProtKB:P17191] comment: Category=organism-sequence. synonym: "C/iso:HBeAg (Duck HBV (isolate white Shanghai duck S31))" EXACT PRO-short-label [PRO:DAN] synonym: "external core antigen (Duck HBV (isolate white Shanghai duck S31))" EXACT [] synonym: "precore protein (Duck HBV (isolate white Shanghai duck S31))" EXACT [] xref: UniProtKB:P17191 intersection_of: PR:000036924 ! hepadnavirus-type e antigen intersection_of: only_in_taxon NCBITaxon:10440 ! Duck hepatitis B virus white Shanghai duck/S31