Novel roles of {sigma}N in small genomes

David J. Studholme1 and Martin Buck1

Department of Biology, Sir Alexander Fleming Building, Imperial College of Science, Technology and Medicine, London, SW7 2AZ, , UK1

For correspondence. David J. Studholme. Tel: +44 171 589 5111 ext. 55358; Fax: +44 171 594 5419; e-mail: d.studholme{at}ic.ac.uk