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. Author manuscript; available in PMC: 2010 Jul 1.
Published in final edited form as: Protein Expr Purif. 2009 Feb 20;66(1):107–112. doi: 10.1016/j.pep.2009.02.009

Figure 4.

Figure 4

SDS Page gels showing Factor Xa cleavage of the fusion proteins. a) IFABP-A 1–40. Lane 1, Ni-NTA column purified fusion protein. Lane 2, after purification with size exclusion chromatography and prior to cleavage with Factor Xa, Lane 3, after cleavage with Factor Xa. Lane 4, molecular weight markers. b) IFABP-A 1–42. Lane 1, Ni-NTA column purified fusion protein. Lane 2, after purification with size exclusion chromatography and prior to cleavage with Factor Xa, Lane 3, after cleavage with Factor Xa. Lane 4, molecular weight markers.