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Table 3 Properties of amicronucleates closely related to T. thermophila

From: Abandoning sex: multiple origins of asexuality in the ciliate Tetrahymena

       Identity to T. thermophilatype SB210  
Species Location # sites # isolates # cox1 haplotypes Pairwise identity among isolates cox1 D2 SSU actin Self-splicing LSU intron
nsp15a WPA 2 6 1 100% 90.8% nda 100% 100% absent
nsp15b ANF 4 7 1 100% 92.2% 100% 100% 99.8% absent
nsp25 NH 2 2 2 99.2% 94.8% nd 100% 100% present
T. thermophila amic WPA 3 5 3 99.1% 99.3% 100% 100% 99.9% present
  1. D2, 190 nucleotide region of large ribosomal subunit RNA.
  2. SSU, nuclear small ribosomal RNA.
  3. WPA, western Pennsylvania.
  4. ANF, Allegheny National Forest.
  5. NH, New Hampshire.
  6. aNot determined.
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