Niacin Synthesis from 3-Cyanopyridine by Recombinant Escherichia coli: Optimization and Immobilization
Niacin (vitamin B3) is a high-value chemical widely used in the pharmaceutical and food industries. In this study, a recombinant Escherichia coli strain expressing nitrilase from Pseudomonas putida CGMCC3830 was evaluated for the whole-cell biotransformation of high-concentration 3-cyanopyridine to niacin. Molecular do...