Affiliation: | 1. Physik‐Department E22, Technische Universit?t München, James‐Franck‐Strasse, 85748 Garching (Germany);2. Physik‐Department E22, Technische Universit?t München and Munich Center for Integrated Protein Science CiPSM, James‐Franck‐Strasse, 85748 Garching (Germany), Fax: (+49)?89‐289‐12523 |