>sp|A0JWY7|PSA_ARTS2 Proteasome subunit alpha OS=Arthrobacter sp. GN=prcA MTQQFYVSPEQLMKDRADFARKGIARGRSVVVISCEEGIALVAENPSPSLHKIGEIYDKI AFAAVGKYNEFESLRQAGVRYADVRGYSYDREDVTARGLASVYAQSLGAVFTAEQKPFEV ELAVAEVGGNQSDDHLYRLTFDGSIADEKRFIVMGGQADKVAETVEGGWQQELNFAGAIR LAMKGLVTDKEAGELPASALEVAVLDRASESTRGSRRAFRRLGDDEIAALLSKEN