| 1BSU: reference: Structural and energetic origins of indirect readout in site-specific DNA cleavage by a restriction endonuclease., Martin AM, Sam MD, Reich NO, Perona JJ, Nat Struct Biol 1999 Mar;6(3):269-77. PMID: 10074946 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).