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Tryptophan tryptophylquinone

Names
IUPAC name 2-Amino-3--1H-indol-3-yl]propanoic acid
Identifiers
CAS Number	134645-25-3
3D model (JSmol)	Interactive image
MeSH	Tryptophan+tryptophylquinone
PubChem CID	5486829
SMILES C1=CC=C2C(=C1)C(=C(N2)C3=CC(=O)C(=O)C4=C3C(=C(N4)N)CCC(=O)O)CC(C(=O)O)N
Properties
Chemical formula	C22H20N4O6
Molar mass	436.424 g·mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Y verify (what is  ?) 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.

See also

• Amicyanin

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.

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• Alpha-Amino acids
• Amino acid derivatives
• Tryptamines
• Indolequinones
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