Table 2

Variation in the RAD51 gene

Gene region
PCR fragment
Nucleotide change
Amino acid change
Number (%) of heterozygous familiesa
Number (%) of heterozygous controls

Exon 1 (5' UTR)
1
c.-135G>C
-
3/28 (10.7%)
N/D
Exon 1 (5' UTR)
1
c.-172G>T
-
16/33 (48.5%)
N/D
Intron 2
2
c.97+110A>G
-
3/46 (6.5%)
16/93 (17.2%)
Intron 3
4
c.226-33T>G
-
11/46 (23.9%)
23/93 (24.7%)
Intron 3
4
c.226-70T>A
-
20/46 (43.5%)
43/93 (46.2%)
Intron 3
4
c.226-72delA
-
2/46 (4.3%)
8/93 (8.6%)
Intron 3
4
c.226-33T>G and c.226-70T>A
-
4/46 (8.7%)
8/93 (8.6%)
Intron 3
4
c.226-33T>G and c.226-72delA
-
1/46 (2.1%)
0/93 (0%)
Intron 3
4
c.226-70T>A and c.226-72delA
-
1/46 (2.1%)
6/93 (6.5%)
Intron 4
5
c.344-36T>G
-
3/46 (6.5%)
16/93 (17.2%)
Exon 6
6
c.449G>A
p.R150Qb
0/46 (0%), 0/66 (0%)
N/D
Intron 7
7
c.644+57G>T
-
1/46 (2.2%)
0/93 (0%)
Intron 8
9
c.775-41G>C
-
1/46 (2.2%)
N/D
Exon 10 (3' UTR)
10b
c.1020*+502T>G
-
19/46 (41.3%)
N/D
Exon 10 (3' UTR)
10c
c.1020*+718G>A
-
18/44 (40.9%)
N/D
Exon 10 (3' UTR)
10d
c.1020*+927T>C
-
17/42 (40.4%)
N/D

UTR, untranslated region; N/D, not determined aValues expressed as the number of heterozygous families because all related individuals shared the same genotype. bReported in Kato and colleagues [22].

Lose et al. Breast Cancer Research 2006 8:R26   doi:10.1186/bcr1415

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