KC282877   Influenza A virus (A/duck/Jiangsu/1-15/2011(H4N2)) segment 2 polymerase PB1 (PB1) and PB1-F2 protein (PB1-F2) genes, complete cds.   [Influenza A virus (A/duck/Jiangsu/1-15/2011(H4N2)) | 1266774.4]