Table 2 General information on genetic variation in the bitter gourd genome

From: Whole-genome sequencing provides insights into the genetic diversity and domestication of bitter gourd (Momordica spp.)

Whole genome

Sample no.

SNP no.

θπ(10−3)

θw(10−3)

Tajima’s D

M. charantia

South Asia

50

3,311,877

1.94

2.42

−0.79

Southeast Asia

49

5,036,642

1.92

3.73

−1.61

China

62

1,764,264

0.69

1.23

−1.45

Tanzania

5

880,137

–

–

–

 Total

166

6,595,112

1.76

3.88

−1.71

 TR group

21

6,098,414

6.59

5.37

0.79

Genic regions

Sample no.

SNP no.

θπ(10−3)

θw(10−3)

Tajima’s D

Average nonsyn SNPs

Average syn SNPs

Average dN/dS

M. charantia

South Asia

50

506,143

0.81

1.24

−1.18

8358

6608

1.27

Southeast Asia

49

774,674

0.91

1.92

−1.80

6381

5445

1.20

China

62

298,347

0.35

0.70

−1.67

3208

2566

1.25

Tanzania

5

131,308

–

–

–

–

–

–

 Total

166

1,133,465

0.80

2.25

−2.02

5877

4777

1.24

 TR group

21

847,989

2.82

2.51

0.46

52,571

49,998

1.05