1DXV:
reference: High-resolution X-ray study of deoxy recombinant human hemoglobins synthesized from beta-globins having mutated amino termini., Kavanaugh JS, Rogers PH, Arnone A, Biochemistry 1992 Sep 15;31(36):8640-7. PMID: 1390648

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