>sp|Q9UXC6|PSA_SACS2 Proteasome subunit alpha OS=Saccharolobus solfataricus GN=psmA MAFGPAAMGYDRAITIFSPDGSLYQVDYAFEAVKKGWTAIGIKSKSSVVIASEKRKAQSL LDVDSIEKVFLIDDHVGCSFAGLASDGRVLIDYARNIALQHRLIYDEPVSIDYLTKSVAD VKQMYTQHGGVRPFGVALVIAGIDKSVPKLFMTEPSGQYMPYQAVAIGQGYYTATEFLEK NYKEDLNVEETILLALKALSATLKPNEKLTPNTVEIGYASTQTGLFLKMTNEDKNMYLQK L