>4UN2_1|Chain A|UBIQUITIN|HOMO SAPIENS (9606) MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRGG >4UN2_2|Chain B|UBIQUITIN DOMAIN-CONTAINING PROTEIN DSK2|SACCHAROMYCES CEREVISIAE (4932) GSPEERYEHQLRQLNDMGFFDFDRNVAALRRSGGSVQGALDSLLNGDV