Monilophyte mitochondrial rps1 genes carry a unique group II intron that likely originated from an ancient paralog in rpl2

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FIGURE 5.
FIGURE 5.

Losses of mitochondrial introns in early-branching fern lineages. The absence of the six mitochondrial introns rps1i25g2, rpl2i846g2, cox2i373g2, cox2i691g2, rps3i249g2, and nad5i1242g2 is parsimoniously explained by losses along branches as indicated by arrows in the respective colors.

This Article

  1. Published in Advance June 28, 2016, doi: 10.1261/rna.056572.116 RNA 22: 1338-1348

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