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Table 1 Top variants at 25 QTL for fat and protein percentages in milk

From: Meta-analysis of sequence-based association studies across three cattle breeds reveals 25 QTL for fat and protein percentages in milk at nucleotide resolution

QTL

Top variant

Fat percentage

Protein percentage

Chr

Position

NCBI rs-ID

Alternate allele

Candidate gene(s)

Allele substitution effect (±standard error)

Effect direction (and evidence of heterogeneity) across three populationsa

P meta

Allele substitution effect (±standard error)

Effect direction (and evidence of heterogeneity) across three populationsa

P meta

1c

1

144,441,562

rs136426342

G

SLC37A1

−0.05 (±0.015)

--- (0.44)

1.2e-03

−0.09 (±0.016)

--- (0.37)

8.5e-09

2

3

15,540,709

rs207616487

C

 

−0.19 (±0.038)

?-- (0.11)

5.6e-07

−0.49 (±0.05)

--- (0.26)

3.0e-22

3

3

34,387,618

rs109030498

T

 

0.06 (±0.014)

+++ (0.18)

9.1e-05

0.14 (±0.016)

+++ (0.88)

1.1e-17

4c

4

56,528,040

rs381550282

A

 

0.08 (±0.022)

+++ (0.61)

2.0e-04

0.15 (±0.024)

+++ (0.74)

2.5e-10

5c

5

75,656,328

rs210334611

T

TST

−0.11 (±0.019)

--- (0.27)

6.1e-09

−0.15 (±0.021)

--- (0.48)

6.2e-13

6

5

93,948,357

rs209372883

C

MGST1

−0.34 (±0.016)

--- (1.1e-3)

9.8e-100

−0.17 (±0.018)

--- (0.23)

6.3e-21

7

5

118,100,512

rs384440535

T

TBC1D22A

−0.07 (±0.015)

+ − - (0.09)

1.1e-05

−0.12 (±0.017)

--- (0.28)

3.0e-12

8

6

38,027,010

rs43702337

C

ABCG2

−0.66 (±0.075)

??- (1)

1.1e-18

−1.13 (±0.093)

??- (1)

4.3e-34

9

6

87,154,594

rs109193501

G

CSN1S1

0.10 (±0.016)

+++ (1.5e-4)

4.1e-10

0.30 (±0.018)

+++ (9.1e-3)

4.9e-68

10

10

46,550,543

rs208077205

A

 

0.15 (±0.023)

+++ (0.68)

3.7e-10

0.22 (±0.025)

+++ (0.51)

8.2e-18

11

11

103,296,192

rs381989107

C

PAEP

−0.14 (±0.013)

--- (1.0e-3)

6.1e-27

−0.05 (±0.014)

--- (0.43)

6.8e-04

12b

14

1,802,266

rs109326954

A

DGAT1

1.58 (±0.02)

−++ (1.9e-12)

8.4e-1436

0.91 (±0.024)

−++ (2.3e-5)

1.9e-308

  

1,800,399

rs208317364

A

 

1.59 (±0.02)

−++ (2.8e-14)

1.2e-1437

0.91 (±0.024)

−++ (6.2e-6)

1.1e-308

13

14

66,871,289

rs439256148

C

 

−0.29 (±0.037)

+ − - (0.25)

4.4e-15

−0.51 (±0.048)

--- (0.50)

1.6e-26

14

15

53,938,718

rs386031410

A

 

−0.17 (±0.034)

+ − - (0.25)

8.1e-07

−0.31 (±0.037)

+ − - (0.43)

6.3e-17

15c

15

74,830,325

rs42364320

T

 

−0.09 (±0.014)

--- (0.92)

2.1e-10

−0.02 (±0.016)

+ − - (0.68)

0.13

16

16

1,607,723

rs382661583

T

 

−0.19 (±0.022)

--- (0.33)

1.3e-17

−0.31 (±0.024)

--- (0.27)

1.6e-38

17c

16

67,735,669

rs385934483

A

 

−0.1 (±0.013)

--- (0.28)

1.9e-13

−0.07 (±0.015)

--- (0.09)

5.8e-06

18

19

51,386,735

rs137372738

T

FASN

−0.11 (±0.013)

--- (0.22)

5.9e-16

0.01 (±0.014)

+++ (0.96)

0.72

19

20

31,909,478

rs385640152

T

GHR

−0.39 (±0.028)

--- (4.1e-4)

2.9e-45

−0.56 (±0.031)

--- (0.19)

1.6e-74

20

24

58,811,405

rs380879212

A

LMAN1

0.07 (±0.016)

+++ (0.59)

4.5e-05

0.14 (±0.017)

+++ (0.91)

1.9e-15

21

25

27,926,446

rs801168123

A

 

0.27 (±0.09)

?++ (0.44)

2.6e-03

0.55 (±0.093)

?++ (0.45)

4.5e-09

22

27

36,221,754

rs208624037

G

AGPAT6

−0.12 (±0.015)

--- (0.002)

6.1e-16

−0.03 (±0.016)

--- (0.39)

0.11

23

28

35,868,970

NA

A

MBL1

0.17 (±0.054)

? +? (1)

1.7e-03

0.42 (±0.056)

? +? (P = 1)

7.1e-14

24c

29

9,576,277

rs384716744

T

 

0.06 (±0.015)

+++ (0.07)

6.1e-05

0.14 (±0.016)

+++ (0.01)

1.1e-16

25

29

41,836,992

rs471090482

G

 

−0.16 (±0.04)

??- (1)

5.8e-05

−0.35 (±0.045)

??- (1)

6.6e-15

  1. a Populations in order are BV, FV and HOL; ‘+’ and ‘–‘denote positive and negative substitution effects of the alternate allele. ‘?’ indicates that the variant did not segregate in the respective population. The P value of Cochran’s Q test for heterogeneity of the effect sizes across breeds is given in parentheses
  2. b The P value of the top variant (rs208317364) was only slightly less than for a known causal variant (rs109326954) in the DGAT1 gene with a major effect on milk composition in cattle. For completeness, the effect of rs109326954 is shown as well
  3. c QTL was not significant at P < 1e-8 in the within-breed analyses