| 4JYM: reference: Smoke-derived karrikin perception by the alpha/beta-hydrolase KAI2 from Arabidopsis., Guo Y, Zheng Z, La Clair JJ, Chory J, Noel JP, Proc Natl Acad Sci U S A. 2013 Apr 23. PMID: 23613584 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).