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aspartic acid |
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aspartic acid (əspär`tĭk), organic compound, one of the 20 amino acids amino acid (əmē`nō) ..... Click the link for more information. commonly found in animal proteins. Only the l-stereoisomer participates in the biosynthesis of proteins. Its acidic side chain adds a negative charge and hence a greater degree of water-solubility to proteins in neutral solution and has been shown to be near the active sites of some enzymes (see pepsin pepsin, enzyme produced in the mucosal lining of the stomach that acts to degrade protein. Pepsin is one of three principal protein-degrading, or proteolytic, enzymes in the digestive system , the other two being chymotrypsin and trypsin . ..... Click the link for more information. ). Aspartic acid is not essential to the human diet. It was discovered in protein in 1868. aspartic acidOne of the nonessential amino acids, found in many proteins and closely related to asparagine. It is used in medical and biochemical research, as an organic intermediate, and in various industrial applications. It is one of the two components of aspartame. |
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? Mentioned in | ? References in periodicals archive | |
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By day 4 of hospitalization, the patient's level of creatine phosphokinase had elevated to 146 266 U/L, the level of aspartate aminotransferase was 3082 U/L, the level of alanine aminotransferase was 1144 U/L, and the level of lactate dehydrogenase was 4687 U/L. The liver enzyme aspartate aminotransferase, an indicator of fatty liver disease, was detected in the blood samples of 42% of obese males tested and just 3% of males of 'normal weight'. 5-fold the normal limits and that aspartate aminotransferase (AST) levels were marginally elevated. |
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