>sp|Q9VQE5|PSB2_DROME Probable proteasome subunit beta type-2 OS=Drosophila melanogaster OX=7227 GN=Prosbeta4R2 PE=2 SV=3 MAMETILGIKGPDFVMLASDTMQAKSLVFMKDDQSKIHRLSDFNMMATVGDGGDTIQFTD FISKNLHLYKISHGYHLSAKSAAHFTRKTLADYIRTNTRYQVAMLLAGYDAVEGPDLHYI DSYGAAQSINHAGHGWGSMFCGSILQRYWNSKLSQEDAYSLMKKCVLEIQRRLIINQRNF EVYVVDSKGMRKMEAINPGSLNKESISLSW