>4XKH_1|Chains A, C[auth B], D, F, G, I|Polyubiquitin-C|Bos taurus (9913) MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRGG >4XKH_2|Chains B[auth C], E, H|AN1-type zinc finger protein 2B|Mus musculus (10090) GSPVIALQNGLSEDEALQRALELSLAEAKPQVLSSQEEDDLALAQALSASEAEYQ