Incidental Mutation 'R8704:Brf2'
ID 669194
Institutional Source Beutler Lab
Gene Symbol Brf2
Ensembl Gene ENSMUSG00000031487
Gene Name BRF2, RNA polymerase III transcription initiation factor 50kDa subunit
Synonyms 5730512K07Rik, TFIIIB50, 2700059M06Rik, BRFU
MMRRC Submission 068558-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.957) question?
Stock # R8704 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 27613392-27618708 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 27618499 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 35 (V35A)
Ref Sequence ENSEMBL: ENSMUSP00000033877 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000033877] [ENSMUST00000209770] [ENSMUST00000210552] [ENSMUST00000211151]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000033877
AA Change: V35A

PolyPhen 2 Score 0.840 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000033877
Gene: ENSMUSG00000031487
AA Change: V35A

DomainStartEndE-ValueType
Pfam:TF_Zn_Ribbon 6 42 5.7e-11 PFAM
SCOP:d1aisb1 73 167 1e-12 SMART
Blast:CYCLIN 74 158 2e-51 BLAST
Blast:CYCLIN 171 275 6e-61 BLAST
low complexity region 322 336 N/A INTRINSIC
low complexity region 355 367 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000209770
AA Change: V35A

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
Predicted Effect probably damaging
Transcript: ENSMUST00000210552
AA Change: V35A

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
Predicted Effect probably damaging
Transcript: ENSMUST00000211151
AA Change: V35A

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
Predicted Effect probably benign
Transcript: ENSMUST00000211236
Meta Mutation Damage Score 0.1192 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.9%
  • 20x: 99.5%
Validation Efficiency 98% (39/40)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of the multiple subunits of the RNA polymerase III transcription factor complex required for transcription of genes with promoter elements upstream of the initiation site. The product of this gene, a TFIIB-like factor, is directly recruited to the TATA-box of polymerase III small nuclear RNA gene promoters through its interaction with the TATA-binding protein. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acap1 T C 11: 69,773,489 (GRCm39) Q628R possibly damaging Het
Agbl1 G T 7: 76,239,302 (GRCm39) probably benign Het
Chtf8 A C 8: 107,612,672 (GRCm39) M89R probably benign Het
Copa A G 1: 171,931,693 (GRCm39) I315V probably benign Het
Csmd2 G A 4: 128,091,147 (GRCm39) E229K Het
Etf1 T C 18: 35,039,139 (GRCm39) E376G probably damaging Het
Fat2 T A 11: 55,172,137 (GRCm39) I2859F probably damaging Het
Foxp1 C G 6: 98,993,507 (GRCm39) Q132H unknown Het
Gal3st3 T C 19: 5,352,663 (GRCm39) V30A probably benign Het
Gars1 C T 6: 55,040,215 (GRCm39) R381C probably damaging Het
Gjd3 C T 11: 98,873,445 (GRCm39) R133H probably damaging Het
Haspin T C 11: 73,028,828 (GRCm39) N87S probably benign Het
Hcrt A T 11: 100,652,752 (GRCm39) probably benign Het
Heatr6 T A 11: 83,668,104 (GRCm39) M866K probably benign Het
Igf1r T C 7: 67,819,802 (GRCm39) probably benign Het
Lgr5 A G 10: 115,288,610 (GRCm39) L678P probably benign Het
Lypd5 A G 7: 24,050,982 (GRCm39) H31R possibly damaging Het
Mib2 A G 4: 155,743,620 (GRCm39) M275T possibly damaging Het
Mmp19 G A 10: 128,634,703 (GRCm39) V440I probably benign Het
Nefm T C 14: 68,358,510 (GRCm39) E508G unknown Het
Nlrp4a A T 7: 26,156,563 (GRCm39) I763L probably benign Het
Or5p61 A T 7: 107,758,711 (GRCm39) V123D possibly damaging Het
Or9g4 T A 2: 85,504,562 (GRCm39) H311L Het
Pcdhb1 T A 18: 37,399,402 (GRCm39) V451D possibly damaging Het
Pfkfb2 T C 1: 130,625,780 (GRCm39) N467D probably benign Het
Ptprc G A 1: 138,043,362 (GRCm39) T63I probably benign Het
Rab9 C T X: 165,240,754 (GRCm39) D186N probably benign Het
Rhobtb2 G A 14: 70,031,373 (GRCm39) P584L probably damaging Het
Rhoc G C 3: 104,699,342 (GRCm39) A44P probably damaging Het
Sardh T C 2: 27,120,477 (GRCm39) E435G possibly damaging Het
Stfa1 A T 16: 36,105,536 (GRCm39) D89V probably damaging Het
Tec T C 5: 72,926,105 (GRCm39) K316E probably damaging Het
Tsen15 A T 1: 152,247,541 (GRCm39) Y150* probably null Het
Ugt1a5 T C 1: 88,094,087 (GRCm39) I105T probably benign Het
Usp25 A G 16: 76,856,178 (GRCm39) D257G probably benign Het
Vmn1r195 A G 13: 22,463,058 (GRCm39) Y176C possibly damaging Het
Wdr31 G A 4: 62,380,442 (GRCm39) A87V probably benign Het
Wwp2 A T 8: 108,212,228 (GRCm39) T177S probably benign Het
Zfp28 T C 7: 6,397,637 (GRCm39) C691R probably damaging Het
Other mutations in Brf2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL03371:Brf2 APN 8 27,615,872 (GRCm39) missense probably benign 0.11
R0179:Brf2 UTSW 8 27,615,896 (GRCm39) missense possibly damaging 0.73
R0615:Brf2 UTSW 8 27,614,059 (GRCm39) missense probably benign 0.00
R1066:Brf2 UTSW 8 27,613,974 (GRCm39) missense probably benign 0.34
R1882:Brf2 UTSW 8 27,618,577 (GRCm39) missense probably damaging 1.00
R3766:Brf2 UTSW 8 27,614,496 (GRCm39) missense possibly damaging 0.50
R5546:Brf2 UTSW 8 27,614,311 (GRCm39) missense possibly damaging 0.67
R5716:Brf2 UTSW 8 27,616,074 (GRCm39) missense probably benign
R6965:Brf2 UTSW 8 27,614,586 (GRCm39) missense probably benign 0.34
R7903:Brf2 UTSW 8 27,616,121 (GRCm39) missense possibly damaging 0.77
R7923:Brf2 UTSW 8 27,614,218 (GRCm39) nonsense probably null
R8184:Brf2 UTSW 8 27,614,013 (GRCm39) missense possibly damaging 0.81
R8282:Brf2 UTSW 8 27,614,621 (GRCm39) missense
R8365:Brf2 UTSW 8 27,618,566 (GRCm39) missense possibly damaging 0.91
R8848:Brf2 UTSW 8 27,616,140 (GRCm39) missense probably benign
R9293:Brf2 UTSW 8 27,614,021 (GRCm39) missense probably damaging 1.00
R9548:Brf2 UTSW 8 27,614,623 (GRCm39) missense probably benign 0.02
X0026:Brf2 UTSW 8 27,616,079 (GRCm39) missense probably benign
Z1088:Brf2 UTSW 8 27,614,019 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TACTGGGAAATCAGATGGATCG -3'
(R):5'- TATTGCCGCTGCCCAGTTAC -3'

Sequencing Primer
(F):5'- TCAGATGGATCGCACCCTC -3'
(R):5'- CCCAGTTACAAGTTCTCTGGGAG -3'
Posted On 2021-04-30