Fig. 6From: Soluble expression of recombinant active cellulase in E.coli using B.subtilis (natto strain) cellulase geneProtein profile of partially purified (metal affinity purification) recombinant cellulase on SDS-PAGE. Lane 1, protein marker; lane 2, supernatant of cell lysate; lane 3, flow through of supernatant; lane 4, wash fraction; lane 5, elution fraction (250 mM imidazole) with arrow showing cellulase bandBack to article page