| 1D2Y: reference: Use of differentially substituted selenomethionine proteins in X-ray structure determination., Gassner NC, Matthews BW, Acta Crystallogr D Biol Crystallogr. 1999 Dec;55(Pt 12):1967-70. PMID: 10666571 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).