Illustration of Bio-Molecular Complex (IMAGE) University of Leicester Caption This graphic shows the atomic resolution structure of histone deacetylase 3 (dark grey surface), the corepressor SMRT (light grey sticks/ribbons) and the key signaling molecule IP4 (green / orange sticks). Credit University of Leicester Usage Restrictions Use only 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.