>5DFL_1|Chain A[auth B]|Ubiquitin|Homo sapiens (9606)
MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRGG
>5DFL_2|Chain B[auth A]|Ubiquitin-conjugating enzyme E2 K|Homo sapiens (9606)
AANIAVQRIKREFKEVLKSEETSKNQIKVDLVDENFTELRGEIAGPPDTPYEGGRYQLEIKIPETYPFNPPKVRFITKIWHPNISSVTGAIKLDILRDQWAAAMTLRTVLLSLQALLAAAEPDDPQDAVVANQYKQNPEMFKQTARLWAHVYAGAPVSSPEYTKKIENLSAMGFDRNAVIVALSSKSWDVETATELLLSN