Assertion: intracellular tryptophan | /r/HasProperty | tdo
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.