1CS1:
reference: Crystal structure of Escherichia coli cystathionine gamma-synthase at 1.5 A resolution., Clausen T, Huber R, Prade L, Wahl MC, Messerschmidt A, EMBO J 1998 Dec 1;17(23):6827-38. PMID: 9843488

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).