<p>The transformants were grown in LB at 37°C and induced by 1 mM IPTG. Lanes: M, molecular mass marker; 1, pQE-80L (as control); 2, pQE-<i>mmsB</i>; 3, pQE-<i>PSEEN0851</i>; 4, pQE-<i>tsf</i>. Arrowheads indicate the locations of recombinant proteins.</p