1. Laboratory of Food Biotechnology, Department of Food Science and Technology, University of Natural Resources and Life Sciences, Muthgasse 11, Wien, Vienna A-1190, Austria
2. Doctoral Programme ‘Biomolecular Technology of Proteins (BioToP)’, University of Natural Resources and Life Sciences, Muthgasse 18, Wien, Vienna A-1190, Austria
3. Department of Bioengineering, Imperial College London, London SW72AZ, U.K.