Affiliation: | 1. Faculty of Arts and Sciences Center for Systems Biology, Harvard University, 52 Oxford Street, Cambridge, MA 02138, USA;2. VIB Laboratory for Systems Biology, Gaston Geenslaan 1, B-3001 Leuven (Heverlee), Belgium;3. Centre of Microbial and Plant Genetics (CMPG-G&G), K.U.Leuven, Gaston Geenslaan 1, B-3001 Leuven (Heverlee), Belgium |