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Table 1 Proportion of TE superfamilies in the A, B, and D subgenomes and at the whole genome level. Proportions are expressed as the percentage of sequences assigned to each superfamily relatively to the genome size. TIR terminal inverted repeat

From: Impact of transposable elements on genome structure and evolution in bread wheat

  A B D Complete genome
Class 1 LTR retrotransposons
  Gypsy (RLG) 50.9% 46.8% 41.4% 46.7%
  Copia (RLC) 17.5% 16.2% 16.3% 16.7%
  Unclassified LTR-RT (RLX) 2.6% 3.5% 3.7% 3.2%
 Non-LTR retrotransposons
  LINE (RIX) 0.82% 0.96% 0.93% 0.90%
  SINE (RSX) 0.01% 0.01% 0.01% 0.01%
Class 2 DNA transposons
  CACTA (DTC) 12.8% 15.5% 19.0% 15.5%
  Mutator (DTM) 0.30% 0.38% 0.48% 0.38%
  Unclassified with TIRs (DTX) 0.21% 0.20% 0.22% 0.21%
  Harbinger (DTH) 0.15% 0.16% 0.18% 0.16%
  Mariner (DTT) 0.14% 0.16% 0.17% 0.16%
  Unclassified class 2 (DXX) 0.05% 0.08% 0.05% 0.06%
  hAT (DTA) 0.01% 0.01% 0.01% 0.01%
 Helitrons (DHH) 0.00% 0.00% 0.00% 0.00%
Unclassified repeats (XXX) 0.55% 0.85% 0.63% 0.68%
Genes and non TE-related DNA 13.9% 15.3% 16.8% 15.2%