CMT Structure (IMAGE) Scripps Research Institute Caption The new Scripps Research study found a common feature of genetic mutations causing Charcot-Marie-Tooth disease (CMT) type 2D. This image shows hotspots on the enzyme GlyRS (gold) opened up by CMT-causing mutations. The other subunit of the GlyRS dimer is shown in ribbon (cyan). Credit The Yang Laboratory Usage Restrictions Image may only be used with appropriate caption or 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.