peptide-tryptophan 2,3-dioxygenase;
pyrrolooxygenase;
peptidyltryptophan 2,3-dioxygenase;
tryptophan pyrrolooxygenase

Oxidoreductases;
Acting on single donors with O2 as oxidant and incorporation of oxygen into the substrate (oxygenases). The oxygen incorporated need not be derived from O2;
With incorporation of two atoms of oxygen

[protein]-L-tryptophan:oxygen 2,3-oxidoreductase (decyclizing)

[protein]-L-tryptophan + O2 = [protein]-N-formyl-L-kynurenine [RN:R04032]

R04032

[protein]-L-tryptophan;
O2 [CPD:C00007]

Also acts on tryptophan.

1  [PMID:4403729]

Frydman RB, Tomaro ML, Frydman B.

Pyrrolooxygenase: its action on tryptophan-containing enzymes and peptides.

Biochim. Biophys. Acta. 284 (1972) 80-9.

Rattus norvegicus [GN:rno]

2  [PMID:3699018]

Camoretti-Mercado B, Frydman RB

Separation of tryptophan pyrrolooxygenase into three molecular forms. A study of  their substrate specificities using tryptophyl-containing peptides and proteins.

Eur. J. Biochem. 156 (1986) 317-25.