1L5X:
reference: Structure and function of an archaeal homolog of survival protein E (SurEalpha): an acid phosphatase with purine nucleotide specificity., Mura C, Katz JE, Clarke SG, Eisenberg D, J Mol Biol 2003 Mar 7;326(5):1559-75. PMID: 12595266

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