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tryptophanase

[trĭp′tə-fə-nās′, -nāz′, trĭp-tŏf′ə-]

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.