Source:http://linkedlifedata.com/resource/umls/id/C0040005
MSH: An essential amino acid occurring naturally in the L-form, which is the active form. It is found in eggs, milk, gelatin, and other proteins.,CSP: alpha-amino beta-hydroxy butyric acid, a natural amino acid essential for optimal growth in infants and for nitrogen equilibrium in adults.,NCI: Amino acid with side chain -CH(OH)CH3.,NCI: An essential amino acid in humans (provided by food), Threonine is an important residue of many proteins, such as tooth enamel, collagen, and elastin. An important amino acid for the nervous system, threonine also plays an important role in porphyrin and fat metabolism and prevents fat buildup in the liver. Useful with intestinal disorders and indigestion, threonine has also been used to alleviate anxiety and mild depression. (NCI04)