Co-structure of Flagellin and TLR5 (IMAGE) Sanford Burnham Prebys Caption This shows the structure of bacterial flagellin protein bound to TLR5. Credit The Scripps Research Institute 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.