Fig. 2
From: Strategies for improving the production of bio-based vanillin
Major biosynthetic pathways of vanillin. aroZ: 3-Dehydroshikimate dehydratase(aroZ encoded) COMT: Catechol-O-methyltransferase (COMT encoded) 3DSD: 3-dehydroshikimate dehydratase(3DSD encoded) SAM: S-adenosylmethionine SAH: S-adenosylhomocysteine ACAR: Aromatic carboxylic acid reductase(ACAR encoded) OMTs: O-methyl-transferase enzymes(OMTs encoded) ALDH: Aryl aldehyde dehydrogenase EhyAB: Eugenol hydroxylase(ehyA and ehyB encoded) CADH: Coniferyl alcohol dehydrogenase(calA encoded) CALDH: Coniferyl aldehyde dehydrogenase(calB encoded) FCS: Feruloyl-CoA synthetase(fcs encoded) ECH: Enoyl-CoA hydratase/aldolase(ech encoded) Pad: Phenolic acid decarboxylase(BcPad encoded) Ado: Aromatic dioxygenase(Ado encoded) FDC: Ferulic acid decarboxylase(fdc encoded) CSO2: carotenoid cleavage oxygenase(COS2 encoded)