Figure 2.

Observation windows for the 12 N portion of the SL. (A) The 4 bp window includes the nucleotides 4 bp ahead of the primer:template junction; (B) the 6 bp window includes the primer:template interaction; (C) the 8 bp window includes the primer:template interaction and 2 bp ahead of the primer:template junction; and (D) the 10 bp window includes the primer:template interaction and 4 bp ahead of the junction.

Pan et al. BMC Biotechnology 2014 14:10   doi:10.1186/1472-6750-14-10
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