threonine
threonine, an amino acid obtainable from many proteins. One of the last amino acids to be isolated (1935), threonine is one of several so-called essential amino acids; i.e., animals cannot synthesize it and require dietary sources. It is synthesized in microorganisms from the amino acid aspartic acid. The chemical structure of threonine is
Citation Information
Article Title:
threonine
Website Name:
Encyclopaedia Britannica
Publisher:
Encyclopaedia Britannica, Inc.
Date Published:
19 February 2019
Access Date:
February 23, 2025