>sp|Q9VQE5|PSB2_DROME Probable proteasome subunit beta type-2 OS=Drosophila melanogaster GN=Prosbeta4R2 MAMETILGIKGPDFVMLASDTMQAKSLVFMKDDQSKIHRLSDFNMMATVGDGGDTIQFTD FISKNLHLYKISHGYHLSAKSAAHFTRKTLADYIRTNTRYQVAMLLAGYDAVEGPDLHYI DSYGAAQSINHAGHGWGSMFCGSILQRYWNSKLSQEDAYSLMKKCVLEIQRRLIINQRNF EVYVVDSKGMRKMEAINPGSLNKESISLSW