4-(2-aminophenyl)-2,4-dioxobutanoate + L-tryptophan => indole-3-pyruvate + L-kynurenine
4-(2-aminophenyl)-2,4-dioxobutanoate + l-tryptophan => indole-3-pyruvate + l-kynurenine
4-(2-aminophenyl)-2,4-dioxobutanoate + L-tryptophan => indole-3-pyruvate + L-kynurenine
4-(2-aminophenyl)-2,4-dioxobutanoate + l-tryptophan => indole-3-pyruvate + l-kynurenine