To remove an amino group from an amino acid or other organic compound, typically producing ammonia as a byproduct.
From de- + amine + -ate (verb form). This biochemical verb became standard terminology in the early 1900s as scientists began systematically studying amino acid metabolism.
Your liver constantly deaminates amino acids from excess dietary protein, and without this process, your body couldn't regulate nitrogen balance or use protein for energy on a daily basis.
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