WebGL does not seem to be available.

This can be caused by an outdated browser, graphics card driver issue, or bad weather. Sometimes, just restarting the browser helps. Also, make sure hardware acceleration is enabled in your browser.

For a list of supported browsers, refer to http://caniuse.com/#feat=webgl.

Sequence Annotations in 3D: 1T7Q
Crystal structure of the F565A mutant of murine carnitine acetyltransferase in complex with carnitine and CoA
Chain
B
Small COPII coat GTPase SAR1B - Cricetulus griseus