In Europe, the pandemic triggered in 2020 by the SARS-CoV-2 coronavirus is now largely under control. But why this virus is able to spread so efficiently remains unclear. A team of researchers led by Dr. Simone Backes, Dr. Gerti Beliu and Prof. Dr. Markus Sauer of the Julius Maximilians University of Würzburg (JMU) has now shown in a publication in "Angewandte Chemie" that some previous assumptions need to be reconsidered.