| 1F1B: reference: A cis-proline to alanine mutant of E. coli aspartate transcarbamoylase: kinetic studies and three-dimensional crystal structures., Jin L, Stec B, Kantrowitz ER, Biochemistry 2000 Jul 11;39(27):8058-66. PMID: 10891088 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).