1. Life-Like Materials and Systems, Department of Chemistry University of Mainz Duesbergweg 10–14 55128 Mainz Germany
2. Present address: Department of Cancer Biology Dana-Farber Cancer Institute and Wyss Institute for Biologically Inspired Engineering Harvard Medical School Boston MA 02115 USA
3. Cluster of Excellence livMatS @ FIT—Freiburg Center for Interactive Materials and Bioinspired Technologies University of Freiburg Georges-Köhler-Allee 105 79110 Freiburg Germany