>5LN1_1|Chain A|26S proteasome regulatory subunit RPN10|Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (559292) GPPRMVLEATVLVIDNSEYSRNGDFPRTRFEAQIDSVEFIFQAKRNSNPENTVGLISGAGANPRVLSTFTAEFGKILAGLHDTQIEGKLHMATALQIAQLTLKHRQNKVQHQRIVAFVCSPISDSRDELIRLAKTLKKNNVAVDIINFGEIEQNTELLDEFIAAVNNPQEETSHLLTVTPGPRLLYENIASSPII >5LN1_2|Chain B[auth U]|Polyubiquitin-B|Homo sapiens (9606) GAMGSMQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRGG