IStLS, 78727 Oberndorf, Germany, Engelhardt Institute of Molecular Biology, Moscow 119991, Russia, Department of Molecular Biosciences, Glyconor Mass Spectrometry, University of Oslo, 0316 Oslo and Norbrain Mass Spectrometry Facility, Unit for Genome Dynamics, Department of Microbiology, Oslo University Hospital, 0372 Oslo, Norway.|IStLS, 78727 Oberndorf, Germany, Engelhardt Institute of Molecular Biology, Moscow 119991, Russia, Department of Molecular Biosciences, Glyconor Mass Spectrometry, University of Oslo, 0316 Oslo and Norbrain Mass Spectrometry Facility, Unit for Genome Dynamics, Department of Microbiology, Oslo University Hospital, 0372 Oslo, Norway.|IStLS, 78727 Oberndorf, Germany, Engelhardt Institute of Molecular Biology, Moscow 119991, Russia, Department of Molecular Biosciences, Glyconor Mass Spectrometry, University of Oslo, 0316 Oslo and Norbrain Mass Spectrometry Facility, Unit for Genome Dynamics, Department of Microbiology, Oslo University Hospital, 0372 Oslo, Norway.