1. Applied Science and Technology Department—BioSolar Laboratory, Politecnico di Torino, Viale T. Michel 5, 15121 Alessandria, Italy
2. Science and Technological Innovation Department, University of Piemonte Orientale ‘Amedeo Avogadro’, Viale T. Michel 11, 15121 Alessandria, Italy
3. Division of Molecular Biosciences, Department of Life Sciences, Imperial College London, London SW7 2AZ, UK