Tryptophan 2,3-dioxygenase or indoleamine 2,3-dioxygenase; required for de novo biosynthesis of NAD from tryptophan via kynurenine; interacts genetically with telomere capping gene CDC13; regulated by Hst1p and Aftp [Source:SGD;Acc:S000003839]

Chromosome X: 578,860-580,221 forward strand.

R64-1-1:BK006943.2

This gene has 1 transcript (splice variant) and 48 orthologues.

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