Dictionary   FastHealth  Email This!

 


zinc finger

n :  any of a class of proteins that typically possess tandem repeats of fingerlike loops of amino acids with each loop containing a zinc-binding site at its base consisting of two molecules of cysteine and two molecules of histidine and that regulates transcription by binding to specific regions of a gene's DNA : also  :  one of the fingerlike amino acid loops of such a protein .
 
 

 
Published under license with Merriam-Webster, Incorporated.  © 1997-2017.







               



               



Rangely District Hospital (Rangely, Colorado - Rio Blanco County)