| 1MOL: reference: Two crystal structures of a potently sweet protein. Natural monellin at 2.75 A resolution and single-chain monellin at 1.7 A resolution., Somoza JR, Jiang F, Tong L, Kang CH, Cho JM, Kim SH, J Mol Biol 1993 Nov 20;234(2):390-404. PMID: 8230222 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).