| It shows that Ubc 9 interacts with SOX 4 and represses its transcriptional activity independent of its SUMO 1 conjugating activity . . 1.0033004^^^ Ubc 9 interacts with SOX 4 and represses its transcriptional activity . 0.69787204^^^ Deletion mapping demonstrated that HMG box domain of SOX 4 is required to mediate the interaction with Ubc 9 in yeast . 0.58645774^^^ |