>tr|A0A8J8JD08|A0A8J8JD08_9EURY Proteasome subunit alpha OS=Thermococcus sp. GR4 GN=psmA MAFVPPQAGYDRAITVFSPDGRLFQVNYAREAVKRGATAVGVKWKEGVVLAVEKRITSKL IEPSSYEKIFQIDDHIAAAPSGIIADARVLVDRARLEAQVYRLTYGEPVPLTVLVKKICD LKQAHTQYGGVRPFGAALLMAGVNDKPELYETDPSGAYFEWRAVAIGSGRNTAMAIFEDH YSDDLDMEGAIKLAILALAKTLEEPSPESIEVAYITMKDKRWKKMDKEEVAKYLGEILEE IKEEEVEEKEEDYSELDSNY