| 171L: reference: Protein flexibility and adaptability seen in 25 crystal forms of T4 lysozyme., Zhang XJ, Wozniak JA, Matthews BW, J Mol Biol 1995 Jul 21;250(4):527-52. PMID: 7616572 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).