>tr|Q5SSW0|Q5SSW0_MOUSE Proteasome (prosome, macropain) activator subunit 4 OS=Mus musculus GN=Psme4 RERIGSVLTYIFMIDVSLPNTAPTTSPCIPEFTARVLEKLKPLTDVDEEIQNHVMEENGI GEEDERTQGIKLLKTILKWLMASAGRSFSTAVKEQLQLLPLFFKDPM