1. Department of Chemistry; University of Warwick; Coventry CV4 7AL UK
2. ID16A beamline, ESRF; The European Synchrotron; 71 Avenue des Martyrs 3800 Grenoble France
3. School of Life Sciences; University of Warwick; Coventry CV4 7AL UK
4. Inserm, U836, equipe 6, “Rayonnement synchrotron et recherches medicales”, Grenoble; Institut des Neurosciences; 38054 Grenoble France