HQ336727   Influenza A virus (A/duck/Nanjing/20/2010(H1N3)) segment 2 polymerase PB1 (PB1) and PB1-F2 protein (PB1-F2) genes, complete cds.   [Influenza A virus (A/duck/Nanjing/20/2010(H1N3)) | 904609.6]