4I36:
reference: Redefining the Role of the Quaternary Shift in Bacillus stearothermophilus Phosphofructokinase., Mosser R, Reddy MC, Bruning JB, Sacchettini JC, Reinhart GD, Biochemistry. 2013 Jul 16. PMID: 23859543

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