Figure 3From: Identification of a human immunodominant B-cell epitope within the immunoglobulin A1 protease of Streptococcus pneumoniaeCharacterization of the recombinant fusion proteins. Purified proteins were subjected to SDS-PAGE analysis and loaded as follows: (1) and (7), molecular weight markers; (2) GST wild-type protein; (3) GST-SP2; (4) GST-SP4; (5) GST-epiA; and (6) GST-epiB.Back to article page