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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%