tryptophanase

[trĭptə-fə-nās′, -nāz′, trĭp-tŏfə-]

n.

An enzyme that catalyzes the cleavage of tryptophan to indole, pyruvic acid, and ammonia and that is commonly found in bacteria.
tryptophan 2,3-dioxygenase

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.