1. EMBL Australia Node for Single Molecule Science, School of Medical Sciences, University of New South Wales, Sydney 2052, Australia
2. School of Physics, University of New South Wales, Sydney 2052, Australia
3. School of Chemistry, University of Sydney, Sydney 2006, Australia
4. Molecular Horizons and School of Chemistry and Molecular Bioscience, University of Wollongong, Wollongong, New South Wales 2522, Australia
5. Illawarra Health & Medical Research Institute, Wollongong, New South Wales 2522, Australia
6. ARC Centre of Excellence in Synthetic Biology, University of New South Wales, Sydney 2052, Australia