Pathological IDR Mutations (IMAGE) National Centre for Biological Sciences Caption Ataxin-2 is an essential protein of the nervous system. Authors of the study focus on a particular domain of Ataxin-2 known as the intrinsically disordered region (IDR) which was hitherto largely unknown. he study would have important bearings into the diverse scenarios disrupting normal brain functions. Credit NCBS 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.