Cryo-EM density of TMEM16F dimer (IMAGE) Sanford Burnham Prebys Caption Cryo-EM density of TMEM16F dimer, a dual function ion channel and lipid scramblase (a type of enzyme), with the monomers (molecules that react with other molecules to form larger molecules or polymers) colored blue and light blue, respectively, with lipid densities in gray. Credit Nature Communications volume 14; article number 4874 (2023) Usage Restrictions Only in relation to this article License Original 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.