>4IUM_1|Chain A|papain-like protease 2|Equine arteritis virus (11047) GYNPPGDGACGYRCLAFMNGATVVSAGCSSDLWCDDELAYRVFQLSPTFTVTIPGGRVCPNAKYAMICDKQHWRVKRAKGVGLCLDESCFRGICNCQRMSGPPPAPVSAAVLDHILEAATFGNVRVVTPEGQGSSGHHHHHH >4IUM_2|Chain B|Ubiquitin|Homo sapiens (9606) MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRGX