cystathionase

[ sĭs′tə-thīə-nās′, -nāz′ ]

n.

A liver enzyme that catalyzes the hydrolysis of cystathionine to cysteine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.