UBA52 GI:4507761 ubiquitin and ribosomal protein L40 precursor 1 mqifvktltg ktitleveps dtienvkaki qdkegippdq qrlifagkql 50 51 edgrtlsdyn iqkestlhlv lrlrggiiep slrqlaqkyn cdkmicrkcy 100 101 arlhpravnc rkkkcghtnn lrpkkkvk