Incidental Mutation 'R9777:Brca2'
ID 733769
Institutional Source Beutler Lab
Gene Symbol Brca2
Ensembl Gene ENSMUSG00000041147
Gene Name breast cancer 2, early onset
Synonyms Fancd1, RAB163
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9777 (G1)
Quality Score 225.009
Status Not validated
Chromosome 5
Chromosomal Location 150446095-150493794 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 150480579 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Isoleucine at position 2755 (T2755I)
Ref Sequence ENSEMBL: ENSMUSP00000144150 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000044620] [ENSMUST00000202313]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000044620
AA Change: T2755I

PolyPhen 2 Score 0.989 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000038576
Gene: ENSMUSG00000041147
AA Change: T2755I

DomainStartEndE-ValueType
low complexity region 36 51 N/A INTRINSIC
low complexity region 100 123 N/A INTRINSIC
low complexity region 187 199 N/A INTRINSIC
low complexity region 746 761 N/A INTRINSIC
low complexity region 904 917 N/A INTRINSIC
Pfam:BRCA2 982 1014 2.6e-13 PFAM
Pfam:BRCA2 1193 1225 3.9e-16 PFAM
low complexity region 1239 1252 N/A INTRINSIC
Pfam:BRCA2 1395 1425 1.4e-13 PFAM
Pfam:BRCA2 1492 1524 1.8e-13 PFAM
Pfam:BRCA2 1624 1655 8.4e-12 PFAM
Pfam:BRCA2 1925 1957 8e-15 PFAM
Pfam:BRCA2 2005 2037 1.7e-11 PFAM
Pfam:BRCA-2_helical 2402 2588 1.3e-94 PFAM
Pfam:BRCA-2_OB1 2591 2717 5.3e-44 PFAM
Tower 2752 2793 2.37e-18 SMART
Pfam:BRCA-2_OB3 2971 3104 1.5e-49 PFAM
low complexity region 3197 3208 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000202313
AA Change: T2755I

PolyPhen 2 Score 0.989 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000144150
Gene: ENSMUSG00000041147
AA Change: T2755I

DomainStartEndE-ValueType
low complexity region 36 51 N/A INTRINSIC
low complexity region 100 123 N/A INTRINSIC
low complexity region 187 199 N/A INTRINSIC
low complexity region 746 761 N/A INTRINSIC
low complexity region 904 917 N/A INTRINSIC
Pfam:BRCA2 982 1014 2.6e-13 PFAM
Pfam:BRCA2 1193 1225 3.9e-16 PFAM
low complexity region 1239 1252 N/A INTRINSIC
Pfam:BRCA2 1395 1425 1.4e-13 PFAM
Pfam:BRCA2 1492 1524 1.8e-13 PFAM
Pfam:BRCA2 1624 1655 8.4e-12 PFAM
Pfam:BRCA2 1925 1957 8e-15 PFAM
Pfam:BRCA2 2005 2037 1.7e-11 PFAM
Pfam:BRCA-2_helical 2402 2588 1.3e-94 PFAM
Pfam:BRCA-2_OB1 2591 2717 5.3e-44 PFAM
Tower 2752 2793 2.37e-18 SMART
Pfam:BRCA-2_OB3 2971 3104 1.5e-49 PFAM
low complexity region 3197 3208 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.8%
  • 10x: 99.4%
  • 20x: 98.3%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Inherited mutations in BRCA1 and this gene, BRCA2, confer increased lifetime risk of developing breast or ovarian cancer. Both BRCA1 and BRCA2 are involved in maintenance of genome stability, specifically the homologous recombination pathway for double-strand DNA repair. The BRCA2 protein contains several copies of a 70 aa motif called the BRC motif, and these motifs mediate binding to the RAD51 recombinase which functions in DNA repair. BRCA2 is considered a tumor suppressor gene, as tumors with BRCA2 mutations generally exhibit loss of heterozygosity (LOH) of the wild-type allele. [provided by RefSeq, Dec 2008]
PHENOTYPE: Homozygous null mutants are embryonic lethal with abnormalities including growth retardation, neural tube defects, and mesoderm abnormalities; conditional mutations cause genetic instability and enhanced tumor formation; mutants with truncated BRCA2 protein survive, are small, infertile, show improper tissue differentiation and develop lymphomas and carcinomas. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 69 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgb A C 10: 10,283,214 (GRCm39) M164R possibly damaging Het
Alg10b T A 15: 90,111,656 (GRCm39) C167S probably benign Het
Ap2m1 C A 16: 20,358,113 (GRCm39) R44S probably damaging Het
Atrip T C 9: 108,902,964 (GRCm39) S37G probably benign Het
Bicra C T 7: 15,705,987 (GRCm39) V1485M probably benign Het
C1qtnf7 A T 5: 43,673,313 (GRCm39) probably benign Het
Ccdc7a C T 8: 129,618,860 (GRCm39) A895T possibly damaging Het
Cep290 T C 10: 100,354,529 (GRCm39) M871T probably benign Het
Col19a1 A G 1: 24,318,904 (GRCm39) V1062A unknown Het
Col24a1 T A 3: 145,021,103 (GRCm39) Y491* probably null Het
Cyp2c66 A T 19: 39,102,520 (GRCm39) I50F probably benign Het
Dbn1 C A 13: 55,625,639 (GRCm39) R261L probably benign Het
Dlat G A 9: 50,562,208 (GRCm39) A272V probably damaging Het
Dlgap3 A T 4: 127,130,127 (GRCm39) E967V possibly damaging Het
Dnhd1 A G 7: 105,369,456 (GRCm39) M4360V probably benign Het
Dock7 C T 4: 98,877,464 (GRCm39) R1058Q unknown Het
Dpp4 T A 2: 62,195,340 (GRCm39) I313F probably benign Het
Dus1l C T 11: 120,683,858 (GRCm39) V197I possibly damaging Het
Eef2k TATTCATTCATTCATTCATTCATTCATTCA TATTCATTCATTCATTCATTCATTCA 7: 120,499,453 (GRCm39) probably benign Het
Fat3 A G 9: 15,826,537 (GRCm39) S324P probably benign Het
Fkbp9 C T 6: 56,855,181 (GRCm39) H567Y possibly damaging Het
Galnt10 C A 11: 57,672,065 (GRCm39) P452T probably damaging Het
Glb1 A T 9: 114,246,084 (GRCm39) D45V probably damaging Het
Grm1 A T 10: 10,573,826 (GRCm39) V904E possibly damaging Het
Gsdma3 T G 11: 98,526,071 (GRCm39) V274G probably damaging Het
Gsn A G 2: 35,194,600 (GRCm39) E681G probably damaging Het
Hpdl A G 4: 116,678,062 (GRCm39) L133P probably damaging Het
Ighv1-75 A G 12: 115,797,655 (GRCm39) L89P probably damaging Het
Igsf21 T A 4: 139,755,407 (GRCm39) Q416L probably damaging Het
Il23a G C 10: 128,132,829 (GRCm39) R143G probably benign Het
Ildr1 A G 16: 36,528,659 (GRCm39) T35A probably benign Het
Ints13 G T 6: 146,463,326 (GRCm39) H235Q probably damaging Het
Lama4 C T 10: 38,924,101 (GRCm39) T503I probably benign Het
Mapk13 T A 17: 28,997,075 (GRCm39) L289Q probably damaging Het
Med13l T C 5: 118,887,024 (GRCm39) S1642P probably benign Het
Megf6 T A 4: 154,343,617 (GRCm39) S713R probably damaging Het
Mical3 A G 6: 120,959,529 (GRCm39) V922A possibly damaging Het
Mug1 C T 6: 121,857,864 (GRCm39) T1119M probably damaging Het
Myo18a T A 11: 77,733,080 (GRCm39) M1370K possibly damaging Het
Ndufa12 A G 10: 94,056,692 (GRCm39) E140G probably damaging Het
Nek4 T A 14: 30,706,401 (GRCm39) D696E probably benign Het
Oas1f A G 5: 120,994,429 (GRCm39) T317A probably benign Het
Or14c39 T C 7: 86,343,988 (GRCm39) V108A probably benign Het
Or2r11 A G 6: 42,437,029 (GRCm39) I308T probably benign Het
Or6c210 T C 10: 129,495,705 (GRCm39) I10T probably benign Het
Pcdh17 C T 14: 84,683,683 (GRCm39) P50L probably benign Het
Pgs1 A G 11: 117,894,256 (GRCm39) E261G probably benign Het
Pira12 T G 7: 3,897,612 (GRCm39) R494S probably damaging Het
Ppp1r1a T C 15: 103,439,857 (GRCm39) E145G possibly damaging Het
Ppp1r37 T C 7: 19,295,783 (GRCm39) E58G probably benign Het
Ptprc A T 1: 138,047,901 (GRCm39) V77E Het
Rhag A G 17: 41,139,416 (GRCm39) E117G probably benign Het
Sh3d19 C T 3: 86,028,483 (GRCm39) S653L probably benign Het
Sirpd C A 3: 15,385,813 (GRCm39) E30* probably null Het
Slc35a5 C T 16: 44,972,939 (GRCm39) probably null Het
Smc4 C T 3: 68,929,655 (GRCm39) R510* probably null Het
Sorcs1 A G 19: 50,248,190 (GRCm39) probably null Het
Sp140 A G 1: 85,569,461 (GRCm39) N357S probably damaging Het
Spic T A 10: 88,514,421 (GRCm39) T60S possibly damaging Het
Steap1 C A 5: 5,786,517 (GRCm39) A307S probably benign Het
Stk3 A T 15: 35,114,791 (GRCm39) S40R probably damaging Het
Taar1 T C 10: 23,796,676 (GRCm39) C125R probably damaging Het
Tep1 T A 14: 51,076,443 (GRCm39) K1664* probably null Het
Tmem198b C A 10: 128,638,273 (GRCm39) V97L possibly damaging Het
Xirp2 C A 2: 67,347,379 (GRCm39) P3207T possibly damaging Het
Zbtb38 C G 9: 96,570,355 (GRCm39) S243T possibly damaging Het
Zbtb38 T A 9: 96,570,356 (GRCm39) S243C probably damaging Het
Zfp692 C T 11: 58,199,638 (GRCm39) R76W probably benign Het
Zwilch A T 9: 64,054,170 (GRCm39) L509H probably damaging Het
Other mutations in Brca2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00332:Brca2 APN 5 150,463,363 (GRCm39) missense probably benign 0.18
IGL00392:Brca2 APN 5 150,464,705 (GRCm39) missense probably benign 0.02
IGL00557:Brca2 APN 5 150,484,003 (GRCm39) missense probably benign
IGL00798:Brca2 APN 5 150,462,928 (GRCm39) missense probably benign 0.30
IGL00933:Brca2 APN 5 150,465,869 (GRCm39) missense probably benign 0.04
IGL00964:Brca2 APN 5 150,455,775 (GRCm39) missense probably damaging 1.00
IGL01152:Brca2 APN 5 150,465,855 (GRCm39) missense probably damaging 0.99
IGL01577:Brca2 APN 5 150,465,085 (GRCm39) nonsense probably null
IGL01585:Brca2 APN 5 150,462,981 (GRCm39) missense possibly damaging 0.76
IGL01732:Brca2 APN 5 150,465,852 (GRCm39) missense probably benign 0.13
IGL01809:Brca2 APN 5 150,454,526 (GRCm39) splice site probably null
IGL01911:Brca2 APN 5 150,491,078 (GRCm39) missense probably damaging 0.96
IGL02113:Brca2 APN 5 150,464,444 (GRCm39) missense possibly damaging 0.95
IGL02313:Brca2 APN 5 150,462,126 (GRCm39) missense probably damaging 1.00
IGL02342:Brca2 APN 5 150,466,289 (GRCm39) missense possibly damaging 0.94
IGL02508:Brca2 APN 5 150,466,773 (GRCm39) missense possibly damaging 0.85
IGL02532:Brca2 APN 5 150,474,327 (GRCm39) missense probably damaging 1.00
IGL02646:Brca2 APN 5 150,484,255 (GRCm39) missense possibly damaging 0.89
IGL02738:Brca2 APN 5 150,490,500 (GRCm39) missense probably damaging 1.00
IGL02833:Brca2 APN 5 150,465,255 (GRCm39) missense possibly damaging 0.83
IGL02871:Brca2 APN 5 150,466,017 (GRCm39) missense probably benign 0.13
IGL02995:Brca2 APN 5 150,452,953 (GRCm39) missense probably damaging 1.00
IGL03105:Brca2 APN 5 150,483,950 (GRCm39) missense probably benign 0.02
BB007:Brca2 UTSW 5 150,481,975 (GRCm39) missense probably damaging 0.96
BB017:Brca2 UTSW 5 150,481,975 (GRCm39) missense probably damaging 0.96
R0219:Brca2 UTSW 5 150,446,640 (GRCm39) splice site probably benign
R0416:Brca2 UTSW 5 150,492,857 (GRCm39) missense possibly damaging 0.93
R0441:Brca2 UTSW 5 150,465,322 (GRCm39) missense probably damaging 0.96
R0548:Brca2 UTSW 5 150,468,400 (GRCm39) missense probably damaging 0.96
R0745:Brca2 UTSW 5 150,468,347 (GRCm39) splice site probably benign
R0799:Brca2 UTSW 5 150,483,658 (GRCm39) missense probably damaging 0.99
R1165:Brca2 UTSW 5 150,466,212 (GRCm39) missense probably damaging 0.98
R1247:Brca2 UTSW 5 150,464,739 (GRCm39) missense probably damaging 1.00
R1403:Brca2 UTSW 5 150,466,114 (GRCm39) missense probably benign 0.22
R1403:Brca2 UTSW 5 150,466,114 (GRCm39) missense probably benign 0.22
R1444:Brca2 UTSW 5 150,465,915 (GRCm39) missense probably benign
R1466:Brca2 UTSW 5 150,475,723 (GRCm39) missense probably damaging 0.99
R1466:Brca2 UTSW 5 150,475,723 (GRCm39) missense probably damaging 0.99
R1584:Brca2 UTSW 5 150,475,723 (GRCm39) missense probably damaging 0.99
R1599:Brca2 UTSW 5 150,472,178 (GRCm39) nonsense probably null
R1600:Brca2 UTSW 5 150,484,295 (GRCm39) splice site probably benign
R1822:Brca2 UTSW 5 150,463,663 (GRCm39) missense probably benign 0.06
R1824:Brca2 UTSW 5 150,460,387 (GRCm39) missense possibly damaging 0.94
R2037:Brca2 UTSW 5 150,464,134 (GRCm39) missense probably benign
R2131:Brca2 UTSW 5 150,480,594 (GRCm39) missense probably damaging 1.00
R2203:Brca2 UTSW 5 150,462,967 (GRCm39) missense possibly damaging 0.58
R2208:Brca2 UTSW 5 150,455,809 (GRCm39) missense probably damaging 0.96
R2293:Brca2 UTSW 5 150,483,999 (GRCm39) missense possibly damaging 0.86
R2517:Brca2 UTSW 5 150,463,137 (GRCm39) missense probably benign 0.04
R2566:Brca2 UTSW 5 150,465,227 (GRCm39) missense probably benign 0.03
R3422:Brca2 UTSW 5 150,466,586 (GRCm39) missense possibly damaging 0.91
R3917:Brca2 UTSW 5 150,464,292 (GRCm39) missense probably damaging 0.96
R3946:Brca2 UTSW 5 150,460,169 (GRCm39) missense probably damaging 0.96
R4176:Brca2 UTSW 5 150,463,098 (GRCm39) nonsense probably null
R4255:Brca2 UTSW 5 150,464,634 (GRCm39) missense possibly damaging 0.92
R4450:Brca2 UTSW 5 150,459,518 (GRCm39) missense probably damaging 0.96
R4603:Brca2 UTSW 5 150,459,630 (GRCm39) missense possibly damaging 0.86
R4681:Brca2 UTSW 5 150,475,863 (GRCm39) splice site probably null
R4755:Brca2 UTSW 5 150,483,452 (GRCm39) splice site probably null
R4762:Brca2 UTSW 5 150,454,581 (GRCm39) missense probably benign 0.00
R4824:Brca2 UTSW 5 150,463,200 (GRCm39) missense probably damaging 1.00
R4887:Brca2 UTSW 5 150,480,402 (GRCm39) missense probably damaging 1.00
R5020:Brca2 UTSW 5 150,483,901 (GRCm39) missense probably damaging 1.00
R5159:Brca2 UTSW 5 150,465,573 (GRCm39) missense possibly damaging 0.93
R5216:Brca2 UTSW 5 150,466,445 (GRCm39) missense probably damaging 0.99
R5269:Brca2 UTSW 5 150,462,688 (GRCm39) missense possibly damaging 0.75
R5274:Brca2 UTSW 5 150,463,154 (GRCm39) missense probably benign 0.00
R5589:Brca2 UTSW 5 150,480,597 (GRCm39) missense possibly damaging 0.67
R5619:Brca2 UTSW 5 150,480,579 (GRCm39) missense probably damaging 0.96
R5641:Brca2 UTSW 5 150,480,364 (GRCm39) missense probably damaging 1.00
R5686:Brca2 UTSW 5 150,464,369 (GRCm39) missense probably benign 0.00
R5730:Brca2 UTSW 5 150,492,470 (GRCm39) missense possibly damaging 0.85
R5763:Brca2 UTSW 5 150,471,471 (GRCm39) missense possibly damaging 0.85
R5877:Brca2 UTSW 5 150,466,686 (GRCm39) missense possibly damaging 0.53
R5893:Brca2 UTSW 5 150,492,603 (GRCm39) missense probably benign 0.02
R5900:Brca2 UTSW 5 150,464,597 (GRCm39) missense probably benign 0.01
R5926:Brca2 UTSW 5 150,458,087 (GRCm39) missense probably benign 0.07
R5966:Brca2 UTSW 5 150,466,716 (GRCm39) missense probably damaging 0.99
R6025:Brca2 UTSW 5 150,465,040 (GRCm39) frame shift probably null
R6062:Brca2 UTSW 5 150,480,354 (GRCm39) missense probably damaging 0.96
R6141:Brca2 UTSW 5 150,464,102 (GRCm39) missense possibly damaging 0.91
R6244:Brca2 UTSW 5 150,490,443 (GRCm39) missense probably benign 0.08
R6508:Brca2 UTSW 5 150,460,058 (GRCm39) missense possibly damaging 0.91
R6519:Brca2 UTSW 5 150,464,444 (GRCm39) missense probably damaging 0.99
R6611:Brca2 UTSW 5 150,459,658 (GRCm39) missense probably damaging 0.99
R6698:Brca2 UTSW 5 150,455,859 (GRCm39) missense probably damaging 1.00
R6856:Brca2 UTSW 5 150,463,673 (GRCm39) missense possibly damaging 0.68
R6912:Brca2 UTSW 5 150,465,207 (GRCm39) missense probably damaging 0.99
R7002:Brca2 UTSW 5 150,463,383 (GRCm39) missense probably benign
R7025:Brca2 UTSW 5 150,463,943 (GRCm39) missense probably benign 0.39
R7151:Brca2 UTSW 5 150,464,901 (GRCm39) missense probably benign 0.12
R7202:Brca2 UTSW 5 150,455,819 (GRCm39) missense probably benign 0.03
R7365:Brca2 UTSW 5 150,455,802 (GRCm39) missense probably damaging 0.99
R7510:Brca2 UTSW 5 150,460,156 (GRCm39) missense possibly damaging 0.85
R7612:Brca2 UTSW 5 150,464,076 (GRCm39) missense probably benign 0.03
R7682:Brca2 UTSW 5 150,466,618 (GRCm39) missense probably benign
R7890:Brca2 UTSW 5 150,462,846 (GRCm39) missense possibly damaging 0.83
R7930:Brca2 UTSW 5 150,481,975 (GRCm39) missense probably damaging 0.96
R7940:Brca2 UTSW 5 150,462,198 (GRCm39) missense probably benign
R8054:Brca2 UTSW 5 150,459,969 (GRCm39) missense probably benign 0.02
R8056:Brca2 UTSW 5 150,492,771 (GRCm39) missense possibly damaging 0.85
R8080:Brca2 UTSW 5 150,463,357 (GRCm39) missense probably benign 0.11
R8094:Brca2 UTSW 5 150,459,634 (GRCm39) missense possibly damaging 0.85
R8306:Brca2 UTSW 5 150,460,128 (GRCm39) missense possibly damaging 0.91
R8401:Brca2 UTSW 5 150,475,817 (GRCm39) missense probably damaging 1.00
R8523:Brca2 UTSW 5 150,483,613 (GRCm39) missense possibly damaging 0.75
R8784:Brca2 UTSW 5 150,472,126 (GRCm39) nonsense probably null
R8791:Brca2 UTSW 5 150,466,061 (GRCm39) missense possibly damaging 0.92
R8832:Brca2 UTSW 5 150,465,611 (GRCm39) missense possibly damaging 0.91
R8838:Brca2 UTSW 5 150,465,005 (GRCm39) missense possibly damaging 0.91
R8845:Brca2 UTSW 5 150,466,847 (GRCm39) missense possibly damaging 0.85
R8898:Brca2 UTSW 5 150,492,498 (GRCm39) missense possibly damaging 0.53
R8914:Brca2 UTSW 5 150,465,208 (GRCm39) missense probably damaging 0.96
R8935:Brca2 UTSW 5 150,492,446 (GRCm39) missense possibly damaging 0.70
R9014:Brca2 UTSW 5 150,465,219 (GRCm39) missense probably benign
R9023:Brca2 UTSW 5 150,465,360 (GRCm39) missense probably benign 0.07
R9094:Brca2 UTSW 5 150,475,770 (GRCm39) missense probably benign 0.08
R9195:Brca2 UTSW 5 150,463,418 (GRCm39) missense possibly damaging 0.83
R9198:Brca2 UTSW 5 150,459,977 (GRCm39) missense possibly damaging 0.91
R9314:Brca2 UTSW 5 150,474,359 (GRCm39) missense probably damaging 0.96
R9408:Brca2 UTSW 5 150,464,982 (GRCm39) missense probably damaging 1.00
R9459:Brca2 UTSW 5 150,464,094 (GRCm39) missense probably damaging 0.98
R9512:Brca2 UTSW 5 150,454,546 (GRCm39) missense probably benign 0.40
R9622:Brca2 UTSW 5 150,480,410 (GRCm39) missense probably damaging 0.96
Z1088:Brca2 UTSW 5 150,466,228 (GRCm39) missense probably damaging 0.96
Z1186:Brca2 UTSW 5 150,460,048 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- TCACTGTTCAGTGACGGAGG -3'
(R):5'- CAATTACTCGACGAGAACTCATG -3'

Sequencing Primer
(F):5'- TCACTGTTCAGTGACGGAGGAAATG -3'
(R):5'- CGATTTCTGAGATCAAGGCCAGTC -3'
Posted On 2022-11-14