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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