>sp|Q9XI05|PSB3A_ARATH Proteasome subunit beta type-3-A OS=Arabidopsis thaliana OX=3702 GN=PBC1 PE=1 SV=2 MSIFEYNGSAVVAMVGKNCFAIASDRRLGVQLQTIATDFQRISKIHDRVFIGLSGLATDV QTLYQRLVFRHKLYQLREERDMKPETFASLVSAILYEKRFGPYLCQPVIAGLGDDDKPFI CTMDSIGAKELAKDFVVSGTASESLYGACEAMYKPDMEAEELFETISQALLSSVDRDCLS GWGGHVYIVTPTEIKERILKGRMD