tyrosine hydroxylase(redirected from Tyrosine 3-monooxygenase)
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tyrosine hydroxylase[‚tī·rə‚sēn hī′dräk·sə‚lās]
A specialized enzyme located only in catecholamine-containing nerve cells, where it serves as the primary regulatory or rate-limiting step in catecholamine biosynthesis.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.