>2FIF_1|Chains A, C, E|Ubiquitin|Bos taurus (9913)
MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQQRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRGG
>2FIF_2|Chains B, D, F|Rab5 GDP/GTP exchange factor|Bos taurus (9913)
GAMGSGIHVDQSELLCKKGCGYYGNPAWQGFCSKCWREEYHKARQKQIQEDWELAERLQREEEEAFASSQ