FOXL2 and granular cell tumor: GATA4 activates Ccnd2 in murine GCT cells in transactivation assays [26], whereas FOXL2 has been shown to repress CCND2 promoter, which contains several consensus binding sites for the family of forkhead transcription factors 5′-[(G/A)(T/C)(C/A)AA(C/T)A]-3′.