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Table 3 Structural and functional features of the 3B syntenic and non-syntenic genes

From: Small-scale gene duplications played a major role in the recent evolution of wheat chromosome 3B

  Syntenic Non-syntenic Significance
Mean genomic size 3,299 bp 3,008 bp P valuea = 1.1e-4
Median genomic size 2,259 bp 1,907 bp  
Mean CDS size 1,252 bp 1,150 bp P valuea = 8.3e-3
Median CDS size 1,070 bp 1,044 bp  
Mean number exons 4.8 3.6 P valuea = 3.2e-16
Median number exons 3 2  
Expressed 83 % 74 % P valueb = 1.8e-13
Mean number conditions expressedc 12.0 9.2 P valuea <2.2e-16
Median number conditions expressedc 15 10  
Mean fpkmc 260.8 142.0 P valuea <2.2e-16
Median fpkmc 130.8 46.3  
Mean number alternative splice variants 5.3 3.6 P valuec <2.2e-16
Median number alternative splice variants 2 1  
  1. Percentages are out of the total filtered gene count
  2. a Mann–Whitney-Wilcoxon test
  3. b Chi-squared test
  4. c Of those genes expressed