2R3Z:
reference: Structure of mouse IP-10, a chemokine., Jabeen T, Leonard P, Jamaluddin H, Acharya KR, Acta Crystallogr D Biol Crystallogr. 2008 Jun;64(Pt 6):611-9. Epub 2008, May 14. PMID: 18560148

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