FJ520045   Influenza A virus (A/northern pintail/California/44345-820/2007(H5N2)) segment 2 polymerase PB1 (PB1) gene, partial cds; and PB1-F2 protein (PB1-F2) gene, complete cds.   [Influenza A virus (A/northern pintail/California/44345-820/2007(H5N2)) | 579441.4]