>sp|O82530|PSA4_PETHY Proteasome subunit alpha type-4 OS=Petunia hybrida GN=PAC1 MSRRYDSRTTIFSPEGRLYQVEYAMEAIGNAGSAIGISSKDGVVLVGEKKVTSKLLQTST SSEKMYKIDDHVACAVAGIMSDANILINTARVQAQRYTFSYQEPMPVEQLVQSLCDTKQG YTQYGGLPPFGVSFLFAGWDKNFGFQLFMSDPSGNYAGWKAAAIGANNQAAQSMLKQDYK DDITREEAVQLALKVLSKTMDSTSLTSEKLELAEVFLSNGKVKYQACSPEKLNSMLVKSG LTQPSAEES