English: The overall structure of the CREB transcription factor. The region in red is the dimerization domain called the leucine zipper. The magnesium ion is in grey and the DNA is multicolored. Rendering of PDB 1DH3
{{subst:Upload marker added by en.wp UW}} {{Information |Description = {{en|The overall structure of the CREB transcription factor. The region in red is the dimerization domain called the leucine zipper. The magnesium ion is in grey and the DNA is mu...