using the non-preferred sequence 5'-GCATAAAAGATCGTCTAAATG-3', mutant enzyme N132A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the non-preferred sequence 5'-GCATAAAAGATCGTCTAAATG-3', mutant enzyme R95A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the non-preferred sequence 5'-GCATAAAAGATCGTCTAAATG-3', mutant enzyme R116A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the preferred sequence 5'-GCATACCGGATCAAGTAAATG-3', mutant enzyme N126A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the DNA sequence 5'-GCATACCCGATCAAGTAAATG-3', wild type enzyme, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the preferred sequence 5'-GCATACCGGATCAAGTAAATG-3', wild type enzyme, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the preferred sequence 5'-GCATACCGGATCAAGTAAATG-3', mutant enzyme K139A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the non-preferred sequence 5'-GCATAAAAGATCGTCTAAATG-3', mutant enzyme K139A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the preferred sequence 5'-GCATACCGGATCAAGTAAATG-3', mutant enzyme R95A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the preferred sequence 5'-GCATACCGGATCAAGTAAATG-3', mutant enzyme R116A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the DNA sequence 5'-GCATAAAAGATCGTCTAAATG-3', wild type enzyme, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the non-preferred sequence 5'-GCATAAAAGATCGTCTAAATG-3', wild type enzyme, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the preferred sequence 5'-GCATACCGGATCAAGTAAATG-3', mutant enzyme R137A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the preferred sequence 5'-GCATACCGGATCAAGTAAATG-3', mutant enzyme N132A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C
using the non-preferred sequence 5'-GCATAAAAGATCGTCTAAATG-3', mutant enzyme R137A, in 20 mM potassium phosphate, pH 7.5, 200 mM NaCl, 0.2 mM EDTA, 0.2 mg/ml bovine serum albumin, 2 mM dithiothreitol, 10% (v/v) glycerol, at 22°C