Tryptophan tryptophylquinone

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Tryptophan tryptophylquinone
Tryptophan tryptophylquinone - generic.png
IUPAC name
2-amino-3-[2-[2-amino-3-(2-carboxyethyl)-6,7-dioxo-1H-indol-4-yl]-1H-indol-3-yl]propanoic acid
3D model (JSmol)
MeSH Tryptophan+tryptophylquinone
Molar mass 436.419
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Tryptophan tryptophylquinone(TTQ) 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.[1]

See also[edit]


  1. ^ Davidson VL, Liu A: Uncovering novel biochemistry in the mechanism of tryptophan tryptophylquinone cofactor biosynthesis Curr. Op. Chem. Biol. 2009, 13: 469-474