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Table 3 Average non-synonymous substitutions per non-synonymous site ( d N ) and synonymous substitutions per synonymous sites ( d S )

From: Balancing selection and genetic drift at major histocompatibility complex class II genes in isolated populations of golden snub-nosed monkey (Rhinopithecus roxellana)

MHC

Sites

N

d N

d S

dN/dS

Z

P

DQA1

ABS

20

0.152±0.048

0.132±0.080

1.15

0.247

0.405

 

Non-ABS

62

0.081±0.020

0.113±0.031

0.72

−0.882

0.380

 

All

82

0.100±0.020

0.114±0.026

0.88

−0.426

0.671

DQB1

ABS

23

0.247±0.066

0.056±0.033

4.41

2.477

0.01

 

Non-ABS

62

0.063±0.014

0.092±0.022

0.68

−1.104

0.272

 

All

85

0.103±0.018

0.083±0.017

1.24

0.709

0.480