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Table 1 Estimation of gene copy number of the Sinbad LTR retrotransposon in the genome of Schistosoma mansoni.

From: The Sinbad retrotransposon from the genome of the human blood fluke, Schistosoma mansoni, and the distribution of related Pao-like elements

Gene GenBank Accession Length (bp) Number of hits (Expect 0.000001) Reported copy number Key references
Cathepsin D, Intron 4 AY309267 (nt 3213–4849) 3926 0 1 66
Sinbad AY506538 6288 38 ~50 This study
28S rRNA Z46503 1694 157 100 67
Boudicca AY662653 5858 100 1,000–10,000 20
SR2 AF025672 3913 102 1,000–10,000 62
SR1 U66331 2337 104 200–2,000 61
Saci-2 BK004069 4946 107 85–850* 37
Saci-1 BK004068 5980 133 70–700* 37
  1. *estimated solely by the gene index bioinformatics approach of DeMarco et al. [37], whereas the other copy numbers listed here were determined by hybridization and/or other analyses.