| 1CKA: reference: Structural basis for the specific interaction of lysine-containing proline-rich peptides with the N-terminal SH3 domain of c-Crk., Wu X, Knudsen B, Feller SM, Zheng J, Sali A, Cowburn D, Hanafusa H, Kuriyan J, Structure 1995 Feb 15;3(2):215-26. PMID: 7735837 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).