...base pairing, it has promise to be host-independent, beyond the oft published metabolic engineering realm...summarizes Zalatan JG, et al.'s recent paper, "Engineering Complex Synthetic Transcriptional Programs with...of research has shifted in recent years toward tinkering with regulatory networks and multiplex gene control... ‘biofactories’, most successes in metabolic engineering have been limited to the overexpression of various...scaffolds follows the rules of Watson-Crick base pairing, allowing for rational, straightforward design....scRNA design is readily apparent in metabolic engineering. The authors elegantly demonstrated the potential...violacein, a distinctive pigmented protein. By altering the transcriptional programs, the authors sequentially...