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Moreover, the composition of gut microbiota has been reported to affect tryptophan levels in the systemic circulation

Site-directed mutagenesis around the active site Despite the various conditions used to co-crystallize Lb TDC with tyrosine or inhibitors (tyrosine methyl ester and tyrosine amide), crystals of the complex with the substrate or inhibitors were not obtained

While certain features of the invention have been illustrated and described herein, many modifications, substitutions, changes, and equivalents will now occur to those of ordinary skill in the art

It is remarkably free of side effects and drug interactions