Check out Chapter 11 of “Chemical and Biological Synthesis: Enabling Approaches for Understanding Biology”, for a summary of precursor-directed biosynthesis by Edward Kalkreuter and Samantha Carpenter!
In addition, Christian Kasey authored Chapter 8 of the book “Modern Biocatalysis: Advances Towards Synthetic Biological Systems”, titled “Customizing Transcription-factor Biosensors for Modern Biotechnology”.