3PPH:
reference: Structure of Candida albicans methionine synthase determined by employing surface residue mutagenesis., Ubhi D, Kavanagh KL, Monzingo AF, Robertus JD, Arch Biochem Biophys. 2011 Sep 1;513(1):19-26. doi:, 10.1016/j.abb.2011.06.002. Epub 2011 Jun 12. PMID: 21689631

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