Fig. 6From: Biodegradation of flonicamid by Ensifer adhaerens CGMCC 6315 and enzymatic characterization of the nitrile hydratases involvedHomology models of E. adhaerens CGMCC 6315 PnhA and CnhA. A PnhA, B CnhA. Predicted key active site residues of C PnhA and D CnhA are marked, and the cobalt ion is shown as a light pink sphereBack to article page