Assertion: tryptophan's role | /r/HasProperty | crucial
Facets:
Source sentences:
text: Of three rate-limiting or key enzymes, the initial enzyme tryptophan 2,3-dioxygenase (TDO), ACMSD and QPRT in the tryptophan–nicotinamide pathway, ACMSD is considered to play a crucial role in the formation of nicotinamide.
text: In addition to serving as a nutrient enhancer, L-tryptophan (Trp) plays crucial roles in the balance between intestinal immune tolerance and gut microbiota maintenance.
text: L-tryptophan plays a crucial role in the production of both melatonin and serotonin.