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(A) The N-terminal domains (amino acids 1 to 94) of both PE-PGRS17 and PE-PGRS62 proteins have significant homology with the PE domain consensus sequence found in products of other members of the PE multigene family. (B) Western blot analysis of the recombinant proteins using mouse anti-His monoclonal antibodies. Lanes: 1, PE-PGRS17; 2, PE-PGRS62; 3, PE-PGRS17PE; 4, PE-PGRS62PE.
