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Table 5 Number of alleles covered by PAH gene exons and their flanking sequences

From: The spectrum of phenylalanine hydroxylase variants and genotype–phenotype correlation in phenylketonuria patients in Gansu, China

Position

Allele number

Frequency of (%)

Frequency of accumulation (%)

Exon 7

639

35.21

35.21

Exon 11

256

14.10

49.31

Exon 12

226

12.45

61.76

Exon 6

184

10.14

71.90

Exon 3

175

9.64

81.54

Exon 4

88

4.85

86.39

Exon 2

76

4.19

90.58

Exon 5

71

3.91

94.49

Exon 10

49

2.70

97.19

Exon 8

27

1.49

98.68

Exon 9

22

1.21

99.89

Exon 1

1

0.06

99.94

Exon13

1

0.06

100.00