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. 2018 Aug 29;475(16):2593–2610. doi: 10.1042/BCJ20180232

Figure 1. Characterisation of recombinant TcAKR.

Figure 1.

(A) Purity of recombinant enzyme by SDS–PAGE: insoluble (lane 1), soluble (lane 2), pooled fraction after HisTrap (lane 3) and pooled protein after hexahistidine tag removal (lane 4). (B) Elution profile of recombinant TcAKR (black) and His6-TcAKR (blue) under quasi-physiological conditions from a Superdex 75 10/300 column. (Inset) Elution volumes of known protein standards (open circles) plotted against the log10 of their molecular masses. Theoretical elution volume of the T. cruzi AKR monomer (closed circle). Linear fit R2: 0.998. (C) Elution profile of recombinant TcAKR at 2 mg ml−1 (black) and 20 mg ml−1 (blue) under quasi-physiological conditions from a Superose12 10/300 column.