>7f7x_A mol:protein length:76 Polyubiquitin-B
MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRGG
>7f7x_B mol:protein length:45 Ubiquilin-2
GPEVRFQQQLEQLNAMGFLNREANLQALIATGGDINAAIERLLGS