New Plant Protein (IMAGE) DOE/Oak Ridge National Laboratory Caption An ORNL-led team discovered the new plant protein (represented in green) responsible for regulating lignin biosynthesis that showed an increase in sugar release of up to 280 percent, resulting in the 250-percent boost in ethanol yield. Credit Oak Ridge 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.