| 1AT9: reference: Surface of bacteriorhodopsin revealed by high-resolution electron crystallography., Kimura Y, Vassylyev DG, Miyazawa A, Kidera A, Matsushima M, Mitsuoka K, Murata K, Hirai T, Fujiyoshi Y, Nature 1997 Sep 11;389(6647):206-11. PMID: 9296502 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).