3U75:
reference: Structural and kinetic insights reveal that the amino acid pair GLN228/ASN254 modulates the transfructosylating specificity of Schwanniomyces occidentalis beta-fructofuranosidase, an enzyme that produces prebiotics., Alvaro-Benito M, Sainz-Polo MA, Gonzalez-Perez D, Gonzalez B, Plou FJ, Fernandez-Lobato M, Sanz Aparicio J, J Biol Chem. 2012 Apr 18. PMID: 22511773

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