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Table 2 Genome-wide significant QTL for intramuscular fat composition traits recorded in the gluteus medius (GM) and longissimus dorsi (LD) muscles of Duroc pigs1

From: Comparing the mRNA expression profile and the genetic determinism of intramuscular fat traits in the porcine gluteus medius and longissimus dorsi muscles

Main FA (gluteus medius)

Traits

SSC

N

SNP

Region (Mb)

-log10(P)

q-value

B

δ ± SE

A1

MAF

GM C16:0

5

9

H3GA0016883

76.2–77.1

4.89

0.047

0.42

- 0.87 ± 0.20

A

0.07

GM C18:0

14

2

ASGA0063465

54.6–55.3

4.30

0.027

1

- 0.44 ± 0.11

G

0.23

9

ALGA0078300

60.6–62.9

4.96

0.008

0.36

- 0.48 ± 0.11

C

0.23

8

ALGA0079209

81.1–87.7

4.77

0.011

0.55

0.43 ± 0.09

G

0.48

42

ALGA0081091

110.9–114.5

9.20

0.000

0.00

- 0.63 ± 0.10

A

0.35

GM C18:1 (n-7)

14

14

ALGA0081091

111.4–112.7

5.15

0.024

0.23

0.13 ± 0.03

A

0.35

GM SFA

14

37

ALGA0081091

111.4–113.8

5.51

0.007

0.10

- 0.87 ± 0.18

A

0.35

GM UFA

14

37

ALGA0081091

111.4–113.8

5.52

0.007

0.10

0.87 ± 0.18

A

0.35

Main FA (longissimus dorsi)

Traits

SSC

N

SNP

Region (Mb)

-log10(P)

q-value

B

δ ± SE

A1

MAF

LD C18:0

14

2

CASI0010207

86.8–86.8

4.43

0.035

1

0.47 ± 0.11

G

0.41

36

ALGA0081091

110.9–113.6

6.62

0.001

0.01

- 0.62 ± 0.10

A

0.35

LD C18:1 (n-7)

14

4

ALGA0079221

81.2–81.3

4.45

0.025

1

- 0.13 ± 0.03

G

0.45

43

ALGA0081091

110.9–114.4

6.92

0.000

0.00

0.18 ± 0.03

A

0.35

6

ALGA0082693

133.1–136.7

5.36

0.005

0.14

- 0.13 ± 0.03

A

0.46

LD SFA

14

6

ASGA0064951

86.4–87.7

4.57

0.028

0.88

0.81 ± 0.17

A

0.41

33

ALGA0081091

110.9–113.6

5.92

0.004

0.04

- 0.95 ± 0.19

A

0.35

LD UFA

14

31

ALGA0081091

110.9–113.6

5.81

0.004

0.05

0.94 ± 0.19

A

0.35

Minor FA (gluteus medius)

Traits

SSC

N

SNP

Region (Mb)

-log10(P)

q-value

B

δ ± SE

A1

MAF

GM C20:3 (n-3)

18

8

ASGA0097792

39.4–42.3

6.38

0.005

0.01

0.12 ± 0.02

A

0.07

Minor FA (longissimus dorsi)

Traits

SSC

N

SNP

Region (Mb)

-log10(P)

q-value

B

δ ± SE

A1

MAF

LD C14:0

9

33

M1GA0026515

10.4–13.2

5.11

0.014

0.25

0.09 ± 0.02

A

0.41

LD C16:1 (n-9)

2

6

H3GA0006292

21.9–22.3

6.11

0.012

0.03

- 0.02 ± 0.00

A

0.25

LD C17:0

2

10

MARC0050503

10.6–11.7

7.30

0.002

0.00

- 0.03 ± 0.01

A

0.30

  1. 1SSC: porcine chromosome, N: Number of SNPs significantly associated with the trait under study, SNP: SNP displaying the most significant association with the trait under study, Region (Mb): region containing SNPs significantly associated with the trait under study, −log10 (P): decimal logarithm of the nominal P-value, q-value: q-value calculated with a false discovery rate approach, B: Bonferroni corrected P-values, δ: effect size of the marker and its standard error (SE), A1: minor allele, MAF: minor allele frequency
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BMC Genomics

ISSN: 1471-2164

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