- a crystalline amino acid, HOOCCH(NH2)CH2CH2CONH2, related to glutamic acid. Abbreviation: Gln; Symbol: Q
Origin of glutamine
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- a nonessential amino acid occurring in proteins: plays an important role in protein metabolism
C19: from glut (en) + -amine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A nonessential amino acid that occurs widely in proteins and blood and other tissue and is metabolized to yield urinary ammonia.glutaminic acid
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A nonessential amino acid. Chemical formula: C5H10N2O3. See more at amino acid.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.