Terminal repeat structure. Inverted Terminal Repeat of examples of recovered members of the DTSsa1 (upper sequence) and SSTN1 (lower sequence) families. The TA insertion site is shown at the start of the sequences, followed by the canonical CAGT. The two direct repeated sequences at the two ends of an ITR are in bold and underlined.
de Boer et al. BMC Genomics 2007 8:422 doi:10.1186/1471-2164-8-422