Tryptophan tryptophylquinone (TTQ)[1] is an enzyme cofactor, generated by posttranslational modification of amino acids within the protein. Methylamine dehydrogenase (MADH), an amine dehydrogenase, requires TTQ for its catalytic function.[2]

See also

References

  1. ^ Davidson, V. L.; Liu, A. (2012). "Tryptophan tryptophylquinone biosynthesis: A radical approach to posttranslational modification, by Victor L. Davidson1 and Aimin Liu2, on National Center for Biotechnology Information, U.S. National Library of Medicine, published 2012 Jan 28. doi: 10.1016/j.bbapap.2012.01.008". Biochimica et Biophysica Acta. 1824 (11): 1299–1305. doi:10.1016/j.bbapap.2012.01.008. PMC 3432176. PMID 22314272.
  2. ^ Davidson VL, Liu A (2009). "Uncovering novel biochemistry in the mechanism of tryptophan tryptophylquinone cofactor biosynthesis". Curr. Opin. Chem. Biol. 13 (4): 469–474. doi:10.1016/j.cbpa.2009.06.026. PMC 2749888. PMID 19648051.