leucine zipper

(redirected from Basic-leucine zipper transcription factors)

leu·cine zip·per

a structural motif found in a number of proteins (for example, some of the DNA-binding regulatory proteins) in which leucyl residues align along one edge of the helix and can interdigitate with a similar structure on another protein molecule.
[Zipper, orig. a trademark for a fastening device with two rows of interlocking teeth]
Farlex Partner Medical Dictionary © Farlex 2012