1CGP: Catabolite Gene Activator Protein (Cap)Dna Complex + Adenos Cyclic-Monophosphate
reference: Crystal structure of a CAP-DNA complex: the DNA is bent by 90 degrees., Schultz SC, Shields GC, Steitz TA, Science 1991 Aug 30;253(5023):1001-7. PMID: 1653449

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