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Table 2 BRCA1/2 damaging mutations in Bulgarian BC patients

From: Spectrum and frequencies of BRCA1/2 mutations in Bulgarian high risk breast cancer patients

Exon

HGVS nomenclature

BIC nomenclature

Protein nomenclature

Functional domain

Mutation type

Times observed

   

BRCA1

   

5

c.181 T > G

C61G

p.Cys61Gly

Ring finger

Missense

2

8

c.464delA

583delA

p.Gln155fs

-

Frameshift

1

15

c.4603G > T

E1535X

p.Glu1535Ter

AD1

Nonsense

1

17

c.5030_5033delCTAA

5149del4

p.Thr1677_Asn1678delinsIlefs

BRCT1/AD2

Frameshift

1

20

c.5263_5264insC

5382insC

p.Ser1755delinsSerProfs

linker

Frameshift

22

22

c.5397_5403delCCCTTGG

5515del7

p.Thr1799delins

BRCT2/AD2

Frameshift

1

   

BRCA2

   

11

c.5718_5719delCT

5946delCT

p.Asn1906_Ser1907 = fs

-

Frameshift

1

11

c.5851_5854delAGTT

6079del4

p.Ser1951_Leu1952delinsTrpfs

-

Frameshift

2

11

c.5946delT

6174delT

p.Ser1982Argfs

BRC repeat7

Frameshift

1

17

c.7910_7914delCCTTT

8138del5

p.Ala2637_Phe2638delinsAlafs

Helical Domain

Frameshift

1

20

c.8532_8533delAA

8760delAA

p.Glu2844fs

Tower

Frameshift

1

23

c.9098_9099insA

9326insA

p.Thr3033delinsThrSerfs

OB2

Frameshift

4

27

c.9682delA

9908delA

p.Gln3227fs

-

Frameshift

1