5LDM:
reference: Structural aspects of nucleotide ligand binding by a bacterial 2H phosphoesterase., Myllykoski M, Kursula P, PLoS One. 2017 Jan 31;12(1):e0170355. doi: 10.1371/journal.pone.0170355., eCollection 2017. PMID: 28141848

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