1HN4:
reference: The basis for k(cat) impairment in prophospholipase A(2) from the anion-assisted dimer structure., Epstein TM, Yu BZ, Pan YH, Tutton SP, Maliwal BP, Jain MK, Bahnson BJ, Biochemistry 2001 Sep 25;40(38):11411-22. PMID: 11560489

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