Research Article

An Examination by Site-Directed Mutagenesis of Putative Key Residues in the Determination of Coenzyme Specificity in Clostridial NAD+-Dependent Glutamate Dehydrogenase

Figure 3

10% SDS PAGE illustrating overexpression and purification of D263K enzyme. Lane 1, molecular weight markers. Lane 2, overexpressed D263K. Lanes 3 and 4, purified D263K.
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