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definitions

ligase

[ lahy-geys, -geyz ]
/ ˈlaɪ geɪs, -geɪz /

noun Biochemistry.

any of a class of enzymes that catalyze the joining of two molecules by formation of a covalent bond accompanied by the hydrolysis of ATP.

Nearby words

  1. ligamentopexis,
  2. ligamentous,
  3. ligamentum,
  4. ligan,
  5. ligand,
  6. ligate,
  7. ligation,
  8. ligative,
  9. ligature,
  10. ligeance

Origin of ligase

1961; < Latin lig(āre) to tie, bind + -ase
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for ligase

ligase

/ (ˈlaɪˌɡeɪz) /

noun

any of a class of enzymes that catalyse the formation of covalent bonds and are important in the synthesis and repair of biological molecules, such as DNA
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for ligase

ligase

[ lī′gās′, -gāz′ ]

n.

Any of a class of enzymes, including the carboxylases, that catalyze the linkage of two molecules, generally utilizing ATP as the energy donor.synthetase
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.