2HN2:
reference: A structural basis for Mg(2+) homeostasis and the CorA translocation cycle., Payandeh J, Pai EF, EMBO J. 2006 Aug 23;25(16):3762-73. Epub 2006 Aug 10. PMID: 16902408

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