Fig. 2From: A high-throughput visual screening method for p-hydroxybenzoate hydroxylase to increase phenolic compounds biosynthesisModeling structures of PobA mutants with FAD and 3,4-DHBA. A Catalytic pocket of Y385F/T294A PobA with FAD and 3,4-DHBA complex. B Catalytic pocket of Y385F/T294A/V349A PobA with FAD and 3,4-DHBA complex. C Amino acid residues within the distance of 5Â Ã… around 3,4-DHBA in Y385F/T294A PobA. D Amino acid residues within the distance of 5Â Ã… around 3,4-DHBA in Y385F/T294A/V349A PobA. E Close view of the catalytic pocket of Y385F/T294A PobA with FAD and 3,4-DHBA complex. F Close view of the catalytic pocket of Y385F/T294A/V349A PobA with FAD and 3,4-DHBA complex. The hydrogen bonds were shown as dashed lineBack to article page