Membranes (IMAGE) Moscow Institute of Physics and Technology Caption Membrane proteins in a cell membrane (1). The same proteins (2) embedded in nanodiscs and stabilized in a water solution by a specially engineered protein belt. A protein crystal (3). Molecular structure (4) obtained by X-ray crystallography. This structure can be used to discover new drugs or introduce beneficial mutations into the protein. Credit MIPT Press Office Usage Restrictions None 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.