1. Centre
for Synthetic Biology of Fine and Speciality Chemicals (SYNBIOCHEM),
School of Chemistry, Manchester Institute of Biotechnology, The University of Manchester, 131 Princess Street, Manchester M1 7DN, U.K.
2. Department
of Microbiology, Immunology and Biochemistry, University of Tennessee Health Science Center, Memphis, Tennessee 38163, United States
3. Agilent Technologies U.K. Ltd., Lakeside, Cheadle Royal Business Park, Stockport, Cheshire SK8 3GR, U.K.