phosphotransferase

[fŏs′fō-trănsfə-rās′, -rāz′]
n.
  1. Any of a class of enzymes, including the kinases, that catalyze the transfer of phosphorus-containing groups from one compound to another.transphosphatase
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.