(thing) by BioTech Fri Mar 11 2005 at 20:33:32
  1. A DNA sequence that positively influences the expression of a gene and which may be some distance from that gene.
  2. A protein which binds to such a sequence of DNA.

From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.

I like it!