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Results 1 - 2 of 2 for tryptophan
  1. Glutaric acidemia type I 
    ... break down the amino acids lysine, hydroxylysine, and tryptophan, which are building blocks of protein. Excessive levels ... in processing the amino acids lysine, hydroxylysine, and tryptophan.Mutations in the GCDH gene prevent production of ...
    https://medlineplus.gov/genetics/condition/glutaric-acidemia-type-i - Genetics
  2. Hartnup disease 
    ... proteins. One particular amino acid transported by B0AT1, tryptophan, is needed to produce vitamin B3 (also known ... these features are related to a deficiency of tryptophan and niacin, specifically. SLC6A19 This condition is inherited ...
    https://medlineplus.gov/genetics/condition/hartnup-disease - Genetics