Fig. 6From: Engineering a diaphorase via directed evolution for enzymatic biofuel cell applicationa All the changes in amino acids of GsDI wild type and mutant 3–8. Grey: WT; cyan: mutant 3–8. Blue: cofactor FMN; green: NADH. Yellow: amino acid residues in WT; red: amino acid residues in mutant 3–8. b Zoomed docking analysis of mutant 3–8 with NADHBack to article page