>tr|A0A974CNB5|A0A974CNB5_XENLA Proteasome subunit alpha type OS=Xenopus laevis GN=XELAEV_18031189mg, MAERGYSFSLTTFSPSGKLVQIEYALAAVAAGAPSVGIKATNGVVLATEKKQKSILYDEQ SAHKVEPITKHIGMVYSGMGPDYRVLVRRARKLAQQYYLVYQEPIPTAQLVQRVASVMQE YTQSGGVRPFGVSLLIAGWDEGRPYLFQSDPSGAYFAWKATAMGKNYVNGKTFLEKRYNE DLELEDAIHTAILTLKESFEGQMTEDNIEVGICNEAGFKRLTPAEVKDYLAAIA