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.
clusterTFSiteseDiscoveryeMatchdatabase
1339Gfi340.00000000230.015374JASPAR