2IMP:
reference: Crystal Structure of Lactaldehyde Dehydrogenase from Escherichia coli and Inferences Regarding Substrate and Cofactor Specificity., Di Costanzo L, Gomez GA, Christianson DW, J Mol Biol. 2007 Feb 16;366(2):481-93. Epub 2006 Nov 10. PMID: 17173928

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