Biochem/physiol Actions A tryptophan metabolite; a chromophore present in the lens of the eye. Other Notes Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. H1771.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin. Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. H1771.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.
3-Hydroxykynurenine is a metabolite of tryptophan. 3-Hydroxykynurenine filters UV light in the human lens. Studies suggest that Hydroxykynurenine is an endogenous oxidative stress generator and a potential endogenous neurotoxin.