Caul_5245	PWY-5651	L-tryptophan degradation to 2-amino-3-carboxymuconate semialdehyde
Caul_5245	PWY-6309	L-tryptophan degradation XI (mammalian, via kynurenine)
Caul_5259	PWY-723	alkylnitronates degradation
Caul_5273	PWY-6507	4-deoxy-L-<i>threo</i>-hex-4-enopyranuronate degradation