1. Any of a group of enzymes that catalyze transamination.

2. This pathway involves the transamination of prephenate to form pretyrosine.

3. Transamination is a key step in the biosynthesis and breakdown of most amino acids.

4. Alanine appears to be the preferred amino acid in the transamination.

5. The'head'amino acids arise to a great extent by a process of transamination. "

6. Pyridoxine (vitamin B6) One of the water-soluble B-group of VITAMINS. Pyridoxine gives rise to a coenzyme involved in various aspects of amino acid metabolism, especially transamination .

7. It may be synthesized directly from ammonia, carbon dioxide, and a donated methyl group; derived from serine; or derived from glycerate 3-phosphate by TRANSAMINATION of glyoxylate.