Anthranilate synthase, the first enzyme of tryptophan biosynthesis after the bra

Question

Anthranilate synthase, the first enzyme of tryptophan biosynthesis after the branch point shows feedback inhibition and repression due to

Options:

A . L-tryptophan

B . pyruvate

C . D-L-tryptophan hydantoin

D . L-serine

Answer: Option A

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