Vivid Protein (IMAGE) Southern Methodist University Caption This image shows the domain architecture of a photoreceptor protein like the one responsible for regulation of circadian clocks in plants. Credit Zoltowski Usage Restrictions Please credit (Credit: Zoltowski) 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.