| L-tyrosine ammonia-lyase | <enzyme> Catalyses the conversion of tyrosine to trans-p-coumaric acid and ammonia Registry number: EC 4.3.1.- Synonym: tyrosine ammonia-lyase (26 Jun 1999) |
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| lyase | <enzyme> An enzyme of the EC Class 4, that strips a group from a molecule to form a double bond or adds a group to a double bond. A lyase catalyses the nonhydrolytic removal of a group from a substrate with the resulting formation of a double bond. The reverse reaction is performed by a synthetase. The group include decarboxylases, aldolases and dehydratases. (14 Oct 1997) |