Björn Becker1, Manfred J Schmitt2. 1. Molecular and Cell Biology, Department of Biosciences and Center of Human and Molecular Biology (ZHMB), Saarland University, D-66123 Saarbrücken, Germany. bjoern_becker2@gmx.de. 2. Molecular and Cell Biology, Department of Biosciences and Center of Human and Molecular Biology (ZHMB), Saarland University, D-66123 Saarbrücken, Germany. mjs@microbiol.uni-sb.de.
The authors are sorry to report that Figure 3 in their published paper [1] was incorrect. The correct figure should be:We apologize for any inconvenience caused to the readers.