1. Department of Chemistry, University of Warwick, Coventry, CV4 7AL, U.K.
2. School of Life Sciences, University of Warwick, Coventry, CV4 7AL, U.K.
3. Warwick Integrative Synthetic Biology Centre, University of Warwick, Coventry, CV4 7AL, U.K.
4. Department of Biochemistry and Molecular Biology, Monash University, Clayton, VIC 3800, Australia