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Figure 2 | BMC Biochemistry

Figure 2

From: Recombinant expression and functional analysis of proteases from Streptococcus pneumoniae, Bacillus anthracis, and Yersinia pestis

Figure 2

Coomassie blue stained Nu-PAGE gel of purified proteases. The proteins were expressed using pMBP vector and purified using Ni-NTA agarose resin as described in Materials and Methods. The purity of proteases was confirmed on the Nu-PAGE gel and the concentrations were determined by Bradford assay with BSA standard curve. (M: marker, 1: SP_1467, conserved hypothetical protein, 2: SP1477, hypothetical protein, 3: y0125, sigma cross-reacting protein 27A, 4: y0137, protease DO, 5: y0720, putative PhnP protein, 6: y0746, cytosol aminopeptidase, 7: y1280, pyrrolidone-carboxylate peptidase, 8: y2013, putative pepetidase, 9: y2057, peptidase U7 family SohB protein, 10: y2527, prolyl oligopeptidase family protein, 11: y2694, conserved hypothetical protein, 12: y3230,4-methyl-5(b-hydroxyethyl)-thiazole monophosphate biosynthesis protein, 13: y3297, proline-specific aminopeptidase, 14: y3855, oligopeptidase A, 15: y3857, putative alkaline metalloproteinase).

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