The chicken and zebrafish insulin promoters share so little homology with mammals that the values for A boxes simply reflect the presence of TAAT motifs. Similarly, it is unclear whether any of ...

Diabetes. 2006;55(12):3201-3213. The greatly diverged chicken and zebrafish insulin promoters lack mammalian A boxes; however, several TAAT motifs are present. The chicken has two at –359 and ...