1. Department of Microbiology and Parasitology, Faculty of Pharmacy, University of Sevilla, 41012 Sevilla, Spain
2. Noda Institute for Scientific Research, 399 Noda, Noda-shi, Chiba-ken 278-0037, Japan
3. State Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, 100080 Beijing, People's Republic of China
4. Department of Biotechnology, University of the Western Cape, Bellville 7535, Cape Town, South Africa
5. Genencor International BV, Archimedesweg 30, 2333 CN Leiden, The Netherlands
6. Department of Infection, Immunity and Inflammation, University of Leicester, Leicester LE1 9HN, UK