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a) The axial conformation of the Tg moiety when placed opposite dA. b) The equatorial conformation of the Tg moiety when placed opposite dA. c) The axial conformation of the Tg moiety when placed opposite dG. d) The equatorial conformation of the Tg moiety when placed opposite dG. These illustrations were prepared from PDB entries 2KH5, 2KH6, 2KH7, and 2KH8 using PyMol [39] software.
