1. ECBB, ICMMO, Univ Paris-Sud, UMR 8182, F-91405 Orsay, France
2. Biochimie, Université de Montréal, CP 6128, Stn Centre-Ville Montréal, PQ H3C 3J7, Canada
3. Department of Microbiology, Immunology and Pathology, Mycobacteria Research Laboratories, Colorado State University, Fort Collins, Colorado 80523-1682, United States