>sp|P69266-1|NEP_I57A2 Isoform NEP of Nuclear export protein OS=Influenza A virus (strain A/Leningrad/134/17/1957 H2N2) OX=380984 GN=NS MDPNTVSSFQDILMRMSKMQLGSSSEDLNGMITQFESLKLYRDSLGEAVMRMGDLHSLQN RNGKWREQLGQKFEEIRWLIEEVRHKLKITENSFEQITFIQALQLLFEVEQEIRTFSFQL I