Ltn1 (image) Scripps Research Institute Caption A team from The Scripps Research Institute has used electron microscopy to distinguish more than 20 conformations of an essential protein known as Ltn1. Credit Image courtesy of the Wilson, Carragher and Potter labs, The Scripps Research Institute. Usage Restrictions None 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.