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
47GATA3433.4e-360.058936JASPAR
45GATA3240.00000000000430.023719JASPAR
815GATA3260.00000000720.088125JASPAR
565GATA3580.0000000560.020448JASPAR
1541GATA3470.00000020.0071318JASPAR
663GATA3300.000240.012065JASPAR
743GATA3390.000990.0071318JASPAR