>sp|P0DJW0-1|PAX_I72A2 Isoform PA-X of Protein PA-X OS=Influenza A virus (strain A/Udorn/307/1972 H3N2) OX=381517 GN=PA MEDFVRQCFNPMIVELAEKAMKEYGEDLKIETNKFAAICTHLEICFMYSDFHFINEQGES IVVELDDPNALLKHRFEIIEGRDRTMAWTVVNSICNTTGAEKPKFLPDLYDYKENRFIEI GVTRREVHIYYLEKANKIKSENTHIHIFSFTGEEMATKADYTLDDESRARIKTRLFTIRQ EMANRGLWDSFVSPKEAKKQLKKDLKSQELCAGLPTKVSRRTSPALRILEPMWMDSNRTA ALRASFLKCPKK