C. (Cristina) Batista Paulino (IMAGE) University of Groningen Caption This is C. (Cristina) Batista Paulino, Assistant Professor, Head of the cryo-EM unit, Groningen Biomolecular Sciences and Biotechnology Institute (GBB), University of Groningen and shared corresponding author of the paper. Credit University of Groningen / GBB Usage Restrictions With credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.