1RS8:
reference: Structures of the neuronal and endothelial nitric oxide synthase heme domain with D-nitroarginine-containing dipeptide inhibitors bound., Flinspach M, Li H, Jamal J, Yang W, Huang H, Silverman RB, Poulos TL, Biochemistry 2004 May 11;43(18):5181-7. PMID: 15122883

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