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Table 3 PEX1 5' polymorphisms with respect to the most common mutation c.2528G > A (p.Gly843Asp)

From: Characterization of two common 5' polymorphisms in PEX1 and correlation to survival in PEX1 peroxisome biogenesis disorder patients

No. of patients

c.-137T > C polymorphism

c.-53C > G polymorphism

c.2528G > A (p.Gly843Asp) genotype

2

TT

CC

het

5

TT

CC

hom

6

TT

CC

-

2

TC (↓)

GC (↑)

het

2

TC (↓)

GC (↑)

hom

7

TC (↓)

GC (↑)

-

3

TC (↓)

CC

het

0

TC (↓)

CC

hom

0

TC (↓)

CC

-

1

CC(↓↓)

GG (↑↑)

het

0

CC(↓↓)

GG (↑↑)

hom

2

CC(↓↓)

GG (↑↑)

-

  1. Het and hom refer to the heterozygous and homozygous presence of the c.2528G > A genotype, respectively. The c.2528G > A allele is found in combination with all four 5' alleles. The arrows refer to the expected effect on PEX1 expression levels.