n. A nonessential amino acid 2-aminopropanoic acid found in most animal proteins
n. A specific residue, molecule, or isomer of this amino acid
the GNU version of the Collaborative International Dictionary of English
n. one of the natural amino acids found combined in the proteins of most living tissues. It can be isolated as a white crystalline base, C3H7NO2. The natural form is the L-configuration.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a crystalline amino acid that occurs in many proteins
Word Usage
"When alanine is produced in a laboratory under normal conditions, a mixture is obtained, half of which consists of (R) - alanine and half of (S) - alanine."