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Table 1 Expansin and other selected plant gene family compositions

From: Selaginella moellendorffiihas a reduced and highly conserved expansin superfamily with genes more closely related to angiosperms than to bryophytes

  Arabidopsis thaliana Oryza sativa Populus trichocarpa Selaginella moellendorffii Physcomitrella patens
EXPA 26 33 27 15 28
EXPB 6 18 3 2 7
EXLA 3 4 2 0 0
EXLB 1 1 4 0 0
MIP 35 33 55 19 23
XTH 33 30 41 19 31
Callose synthase 12 10 19 7 12
sequence available complete genome complete genome 473.1 Mbp 212.5 Mbp 480 MbpΔ
  22, 136 scaffolds 759 scaffolds 2,106 scaffolds
7.5X coverage 7.0X coverage 8.1X coverage
  1. Numbers and type of genes found in a sampling of plant species with completed or nearly completed genome sequences [17, 18, 2528].
  2. at time of search (Sampedro, Carey, & Cosgrove, 2006).
  3. Δ at time of search (Carey & Cosgrove, 2007).