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Table 4 Repeat-induced point mutation ratios for four of the most abundant transposable element families in the three Trichoderma species

From: Comparative genome sequence analysis underscores mycoparasitism as the ancestral life style of Trichoderma

Sequence TA/AT ratio CT+AT/AC+GT ratio RIPa
T. atroviride 0.70 1.35  
   LTR Copia 0.42 1.50  
   LTR Gypsy 0.97 1.21  
   LINE R1 1.86 1.67  
   LINE Tad1 0.82 1.32  
T. reesei 0.71 1.28  
   LTR Copia 1.04 1.31  
   LTR Gypsy 1.01 1.28  
   LINE R1 0.99 2.40  
   LINE Tad1 0.33 1.30  
T. virens 0.71 1.33  
   LTR Copia 0.77 1.48  
   LTR Gypsy 0.95 1.16  
   LINE R1 0.75 2.14  
   LINE Tad1 1.33 0.99 *
  1. aThe asterisk indicates the family Tad1 from T. virens in which the RIP ratios fall within values that are typically associated with RIP. LINE, long interspersed nuclear element; LTR, long terminal repeat; RIP, repeat-induced point mutation; TE, transposable element.