4XYB:
reference: Structural basis for double cofactor specificity in a new formate dehydrogenase from the acidobacterium Granulicella mallensis MP5ACTX8., Fogal S, Beneventi E, Cendron L, Bergantino E, Appl Microbiol Biotechnol. 2015 Jun 24. PMID: 26104866

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