Thus , the photoproducts of tryptophan are suggested to be mediators of light via binding to the Ah receptor and as such also could have a role in light-regulated biological rhythms .
thus , the photoproducts of tryptophan are suggested to be mediators of light via binding to the ah receptor and as such also could have a role in light-regulated biological rhythms .
O O O B-other_organic_compound O B-amino_acid_monomer O O O O O O O O O O O B-protein_molecule I-protein_molecule O O O O O O O O O B-other_name I-other_name I-other_name O