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Table 3 Transposable elements in Ciona intestinalis

From: The role of transposable elements in the evolution of non-mammalian vertebrates and invertebrates

TE Total Intronic TEs in introns within RefSeq TEs in introns of non-RefSeq Exons within RefSeq alignments* Exons in non-RefSeq alignments
SINE 51,021 20,360 (39.9%) 826 19,534 0 3
LINE 29,369 11,172 (38%) 493 10,679 0 0
LTR 491 112 (22.8%) 2 110 0 0
DNA 55,300 22,056 (39.9%) 1,025 21,031 0 9
Total 136,181 53,700 (39.4%) 1,851 51,849 0 12
  1. *Number of exons for which their ESTs are found within annotated RefSeq genes.
  2. Number of exons for which their ESTs are not found within annotated RefSeq genes.