FJ638304   Influenza A virus (A/swine/NC/00573/2005(H1N1)) segment 2 polymerase PB1 (PB1) and PB1-F2 protein (PB1-F2) genes, complete cds.   [Influenza A virus (A/swine/NC/00573/2005(H1N1)) | 590637.5]