1NR2:
reference: Structures of thymus and activation-regulated chemokine (TARC)., Asojo OA, Boulegue C, Hoover DM, Lu W, Lubkowski J, Acta Crystallogr D Biol Crystallogr 2003 Jul;59(Pt 7):1165-73. PMID: 12832759

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