Is Guaiacol a Substrate or Product?

Determination of enzymatic characteristic properties such as Michaelis–Menten constant (Km), temperature optima and pH optima using different phenolic compounds, indicated p-cresol as a potential substrate for the peroxidase enzyme assay at room temperature, whereas guaiacol, which is widely used as a substrate for ...

Is guaiacol a substrate?

With guaiacol as substrate, acidic pH optima have often been reported for the apoplastic peroxidases of several plant species (Hendriks et al., 1991; Melo et al., 1996; Nair and Showalter, 1996).

Is guaiacol an enzyme?

An enzyme is a protein in the cell which lowers the activation energy of a catalyzed reaction, thus increasing the rate of the reaction. ... In order to test for the presence of the enzyme, the extract is mixed with H2 O + O2 and a compound commonly known as Guaiacol (2-methyoxyphenol).