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Table 2 BRCA1/2 non-founder pathogenic variants

From: A novel frequent BRCA1 recurrent variant c.5117G > A (p.Gly1206Glu) identified after 20 years of BRCA1/2 research in the Baltic region: cohort study and literature review

HGVS [15]

Effect on protein

Mutation type

Mutation effect

No of Families

Total

   

44

BRCA1 NM_007294.3

   

38

 c.1961delA

p.Lys654fs

FS

PTC

2

 c.1961dupA a,b

p.Tyr655fs

FS

PTC

1

 c.2241delC a,b

p.Asp749fs

FS

PTC

1

 c.2481delA a

Gly828fs

FS

PTC

1

 c.3700_3704delGTAAA a

p.Val1234fs

FS

PTC

1

 c.4065_4068delTCAA a,b

p.Asn1355fs

FS

PTC

1

c.4675G > A

p.Glu1559Lys

MS

MS

5

 c.4689C > G a

p.Tyr1563*

NS

PTC

1

 c.5095C > T a

p.Arg1699Trp

MS

MS

1

c.5117G > A

p.Gly1706Glu

MS

MS

18

 c.5256_5278-2757del a,b

LGR

PTC

1

 c.5503C > T a

p.Arg1835*

NS

PTC

2

 c.843_846delCTCA

p.Ser282fs

FS

PTC

1

 rsa17q21.31(BRCA1 5’UTR-3’UTR)×1, exon 1-23del a,b

LGR

1

 c.-232-?_134 +?del

exon 1-3del a

LGR

1

BRCA2 NM_000059.3

   

6

 c.1310_1313delAAGA a,b

p.Lys437fs

FS

PTC

1

 c.1813dupA. a,b

p.Ile605Asnfs

FS

PTC

1

 c.5946delT a

p.Ser1982fs

FS

PTC

1

 c.8572C > T a

p.Gln2858*

NS

PTC

1

 c.9097delA a,b

p.Thr3033Leufs

FS

PTC

1

 c.9381G > A a,b

p.Trp3127*

NS

PTC

1

  1. MS missense, NS nonsense, FS frameshift, LGR Large gene rearrangement, PTC premature truncating codon
  2. areported in Latvia for the first time b reported in the Baltic region for the first time