Affiliation: | VIB Laboratory for Systems Biology, Bio-Incubator, Gaston Geenslaan 1, B-3001 Leuven, Belgium, and Laboratory for Genetics and Genomics, Centre of Microbial and Plant Genetics (CMPG), K. U. Leuven, Kasteelpark Arenberg 22, B-3001 Leuven, Belgium |