A ribbon diagram (L) (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption A ribbon diagram (L) and molecular surface representation (R) of carbon-fixing form I' rubisco, showing eight molecular subunits without the small subunits. An x-ray diffraction pattern of the enzyme, also generated by the research team, is in the background. Credit Henrique Pereira/Berkeley Lab 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.