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PCR primers used to mutate eltAB genes by replacing nucleotides coding each LTA1 epitope with maltose-binding protein epitope KDAQTNSSS in SOE PCRs
aNucleotides in uppercase from the pBT/LT forward or reverse primers are from the MBP epitope; nucleotides in lowercase are from the eltA gene (flanking each LTA1 epitope).
