Table 1. Enzymatic Carboxylation of Phenols and Styrene Derivatives Using Benzoic and Phenolic Acid Decarboxylasesa.

Reaction conditions: whole lyophilized E. coli cells containing overexpressed (de)carboxylase (30 mg), substrate (10 mM), KHCO3 (3 M), Pi buffer (pH 8.5, 100 mM), 30°C, 120 rpm, 24 h.
2,3-DHBD_Ao = 2,3-dihydroxybenzoate decarboxylase (Aspergillus oryzae).26
2,6-DHBD_Rs = 2,6-dihydroxybenzoate decarboxylase (Rhizobium sp.).27
SAD_Tm = salicylic acid decarboxylase (Trichosporon moniliiforme).28
PAD_Lp = phenolic acid decarboxylase (Lactobacillus plantarum).29
PAD_Ba = phenolic acid decarboxylase (Bacillus amyloliquefaciens).30