Does anyone know where I could get the following yeast strains from? They are not in the Berkely collection: cdc46, cdc47, cdc54 I'd appreciate any help. Georg Feger Geneva Biomedical Research Institute 14 chemin des Aulx 1228 Plan-les-Ouates, Geneva Switzerland Tel: +41 22 706 9729 Fax: +41 22 794 6965 email: gmf15185 at ggr.co.uk