the leucine zipper motif. The protein also has a magnesium ion that facilitates binding to DNA.

cAMP response element

The cAMP response element (CRE) is the response element for CREB which contains the highly conserved nucleotide sequence, 5'-TGACGTCA-3'. CRE sites are typicallyfound upstream of genes, within the promoter or enhancer regions. There

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