>sp|C3NHC6|PSA_SULIN Proteasome subunit alpha OS=Sulfolobus islandicus (strain Y.N.15.51 / Yellowstone #2) OX=419942 GN=psmA PE=3 SV=1 MAFGPAAMGYDRAITIFSPDGSLYQVDYAFEAVKKGWTAIGIKSKSGVVIASEKRKAQSL LDVDSIEKVFLIDDHVGCSFAGLASDGRVLIDYARNIALQHRLIYDEPVSIDYLTKSVAD VKQMYTQHGGVRPFGVALVIAGIDKSVPKLYMTEPSGQYMPYQAVAIGQGYYTATEFLEK NYKEDLTIEDTILLALKALSATLKPNEKLTPNTVEIGYASTQTGLFLKMTSEDKNMYLQK L