Fig. 1

The overall biosynthetic assembly line of violacein and deoxyviolacein starting from l-tryptophan. VioA, VioC and VioD were all FAD-dependent oxidases. VioB was a heme-dependent oxidase. VioE was a non-cofactor containing enzyme
The overall biosynthetic assembly line of violacein and deoxyviolacein starting from l-tryptophan. VioA, VioC and VioD were all FAD-dependent oxidases. VioB was a heme-dependent oxidase. VioE was a non-cofactor containing enzyme