1RI7:
reference: The archaeal feast/famine regulatory protein: Potential roles of its assembly forms for regulating transcription., Koike H, Ishijima SA, Clowney L, Suzuki M, Proc Natl Acad Sci U S A 2004 Mar 2;101(9):2840-5. Epub 2004 Feb 19. PMID: 14976242

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