| 1U0I: reference: NMR solution structure of a highly stable de novo heterodimeric coiled-coil., Lindhout DA, Litowski JR, Mercier P, Hodges RS, Sykes BD, Biopolymers 2004 Sep 29;. PMID: 15457434 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).