SATB1 Structure and Function (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption SATB1 forms a three-dimensional cage-like structure within the cell nucleus (left) that binds to DNA specific sites within genes, reorganizes chromatin, and recruits enzymes that promote the expression or suppression of genes (right). Credit Lawrence Berkeley National Laboratory 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.