Skip to main content

Table 3 Estimated two-locus haplotype frequencies and linkage disequilibrium coefficients in the seven ethnic groups

From: Study of human SP-A, SP-B and SP-D loci: allele frequencies, linkage disequilibrium and heterozygosity in different races and ethnic groups

Loci

Haplotype

Black Am

Nigerian

Mexican

German

Greek

Netherlands

White Am

  

freq (a)

LD (b)

freq

LD

freq

LD

freq

LD

freq

LD

freq

LD

freq

LD

B-18(A/C)

AC

0.63

0.08

0.57

0

0.52

0.20

0.55

0.17

0.52

0.22

0.71

0.16

0.52

0.16

--

CA

0.13

0.08

0.06

0

0.40

0.20

0.32

0.17

0.42

0.22

0.23

0.16

0.32

0.16

B1013(A/C)

CC

0.24

-0.08

0.24

0

0.07

-0.20

0.08

-0.17

0.03

-0.22

0.04

-0.16

0.10

-0.16

 

AA

0

-0.08

0.13

0

0.02

-0.20

0.05

-0.17

0.03

-0.22

0.02

-0.16

0.06

-0.16

DA11(C/T)

CG

0.40

0.04

0.38

0

0.39

0.18

0.38

0.12

0.34

0.05

0.27

0.14

0.40

0.16

--

TA

0.10

0.04

0

0

0.48

0.18

0.36

0.12

0.26

0.05

0.54

0.14

0.39

0.16

DA160(A/G)

TG

0.49

-0.04

0.62

0

0.12

-0.18

0.20

-0.12

0.27

-0.05

0.17

-0.14

0.2

-0.16

 

CA

0

-0.04

0

0

0.01

-0.18

0.07

-0.12

0.13

-0.05

0.03

-0.14

4E-3

-0.16

SP-A2

1A06A2

0.19

0.07

0.20

0.08

0.47

0.22

0.55

0.23

0.50

0.23

0.60

0.18

0.50

0.20

--

1A16A3

0.11

0.02

0.11

-0.07

0.09

0.07

0.15

0.11

0.17

0.11

0.07

0.06

0.13

0.10

SP-A1(c)

1A26A3

0.14

0.07

0.18

0.09

0.05

0.04

0.05

0.03

0.06

0.03

0.03

0.02

0.04

0.02

 

1A06A3

0.10

-0.01

0.08

-0.03

0.04

-0.06

0.03

-0.14

0.03

-0.13

0.04

-0.08

0.03

-0.10

  1. (a) Estimated haplotype frequency (b) Estimated linkage disequilibrium coefficient (c) only common haplotypes are shown here.