1. Center for Integrated Protein Science Munich (CIPSM) at Department of Chemistry; Technical University of Munich (TUM); Lichtenbergstr. 4 85747 Garching Germany
2. Department of Chemistry; Technical University of Munich (TUM); Lichtenbergstr. 4 85747 Garching Germany
3. Institute of Structural Biology; Helmholtz-Zentrum München; Ingolstädter Landstr. 1 85764 Neuherberg Germany