Clusters found with your TF of interest:

Not all of these will be good Discoveries; and not all will be good matches to your motif of interest. Be sure to check out the e-values in each case (shown in the table below). It can also be the case that other motifs are better matches. This is just giving you a table of possibilities.

cluster	TF	Sites	eDiscovery	eMatch	database
455	USF1	70	2.6e-26	0.0028936	JASPAR
390	USF1	47	4.1e-26	0.0023937	JASPAR
1027	USF1	44	0.0000000000055	0.00056273	JASPAR