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Secondary Structures of the Aptamers.
(A and B) Secondary structures of (A) Apt01 and (B) Apt02 estimated using m-fold. G-rich sequences were included in Apt02, but not in Apt01. G scores of Apt01 and Apt02 estimated by QGRS mapper were 0 and 20, respectively. G-quadruplex-forming guanine residues in the Apt02 sequence, from 13G to 33G, were estimated by QGRS mapper and indicated as red-edged circles.
