1. Molecular Biology Section, Division of Biological Sciences, University of California San Diego, La Jolla, CA 92093, USA.
2. Department of Chemistry and Biochemistry, University of California San Diego, La Jolla, CA 92093, USA.
3. Department of Medicine and Life Sciences, Universitat Pompeu Fabra, 08003 Barcelona, Spain.
4. UCSD Synthetic Biology Institute, University of California San Diego, La Jolla, CA 92093, USA.
5. Center for Microbiome Innovation, University of California San Diego, La Jolla, CA 92093, USA.