>4y1l_A mol:protein length:158 SUMO-conjugating enzyme UBC9 MSGIALSRLAQERKAWRKDHPFGFVAVPTKNPDGTMNLMNWECAIPGKKGTPWEGGLFK LRMLFKDDYPSSPPKCKFEPPLFHPNVYPSGTVCLSILEEDKDWRPAITIKQILLGIQE LLNEPNIQDPAQAEAYTIYCQNRVEYEKRVRAQAKKFAPS