| 4KNG: Crystal Structure Of Human Lgr5-Rspo1-Rnf43 reference: The structural basis of R-spondin recognition by LGR5 and RNF43., Chen PH, Chen X, Lin Z, Fang D, He X, Genes Dev. 2013 Jun 11. PMID: 23756651 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).