any of a class of enzymes that act as catalysts in chemical reactions involving double bonds
Origin of lyasely(sis) + -ase
Any of a class of enzymes that catalyze the cleavage of bonds without hydrolysis or oxidation, often resulting in a new double bond or ring structure, or that catalyze the addition of chemical groups to double bonds.
Origin of lyaseGreek lūein to loosen ; see leu- in Indo-European roots. -ase
- (biochemistry) Any of many classes of enzyme that catalyze the breaking of a specific form of bond