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Structure of VACV genomic DNA. (A) Depiction of entire genome and an expansion of the 10-kbp inverted terminal repetition showing tandem direct repeats. (B) Nucleotide sequences of inverted and complementary forms of the terminal loops. (A, Reprinted, with permission, from Moss et al. 1983; B, reprinted, with permission, from Baroudy et al. 1982a.)
