phenylalanine

phenylalanine definition - medical

phen·yl·al·a·nine (fĕnˌəl-ălˈə-nēnˌ, fēˌnəl-)

noun Abbr. Phe
An essential amino acid that occurs as a constituent of many proteins and is normally converted to tyrosine in the body.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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