obsolete N-hydroxy-L-tryptophan,NADPH:oxygen oxidoreductase (N-hydroxylating) (obsolete GO:0090491)
OBSOLETE. Catalyzes the reaction: N-Hydroxy-L-tryptophan + Oxygen + NADPH + H+ = N,N-Dihydroxy-L-tryptophan + NADP+ + H2O.