Incidental Mutation 'R1568:Sf3b1'
ID 175390
Institutional Source Beutler Lab
Gene Symbol Sf3b1
Ensembl Gene ENSMUSG00000025982
Gene Name splicing factor 3b, subunit 1
Synonyms Prp10, SAP155, SF3b155, 2810001M05Rik, Targ4
MMRRC Submission 039607-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1568 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 55024328-55066640 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to G at 55058554 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glutamine at position 12 (E12Q)
Ref Sequence ENSEMBL: ENSMUSP00000139469 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027127] [ENSMUST00000191303]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000027127
AA Change: E12Q

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000027127
Gene: ENSMUSG00000025982
AA Change: E12Q

DomainStartEndE-ValueType
coiled coil region 1 30 N/A INTRINSIC
low complexity region 65 75 N/A INTRINSIC
internal_repeat_1 185 276 1.77e-12 PROSPERO
Pfam:SF3b1 329 452 1.2e-51 PFAM
SCOP:d1qbkb_ 489 1289 5e-62 SMART
Blast:ARM 593 637 6e-13 BLAST
Blast:ARM 1005 1044 7e-14 BLAST
Predicted Effect noncoding transcript
Transcript: ENSMUST00000187500
Predicted Effect noncoding transcript
Transcript: ENSMUST00000188419
Predicted Effect noncoding transcript
Transcript: ENSMUST00000188859
Predicted Effect noncoding transcript
Transcript: ENSMUST00000189051
Predicted Effect possibly damaging
Transcript: ENSMUST00000191303
AA Change: E12Q

PolyPhen 2 Score 0.894 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000139469
Gene: ENSMUSG00000025982
AA Change: E12Q

DomainStartEndE-ValueType
coiled coil region 1 30 N/A INTRINSIC
low complexity region 65 75 N/A INTRINSIC
Meta Mutation Damage Score 0.1366 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.2%
  • 10x: 95.8%
  • 20x: 90.9%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes subunit 1 of the splicing factor 3b protein complex. Splicing factor 3b, together with splicing factor 3a and a 12S RNA unit, forms the U2 small nuclear ribonucleoproteins complex (U2 snRNP). The splicing factor 3b/3a complex binds pre-mRNA upstream of the intron's branch site in a sequence independent manner and may anchor the U2 snRNP to the pre-mRNA. Splicing factor 3b is also a component of the minor U12-type spliceosome. The carboxy-terminal two-thirds of subunit 1 have 22 non-identical, tandem HEAT repeats that form rod-like, helical structures. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null embryos die around the 16- to 32-cell stage. Heterozygous mice exhibit various skeletal transformations. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam18 T G 8: 25,137,799 (GRCm39) probably null Het
Adgb A T 10: 10,318,409 (GRCm39) Y138* probably null Het
Adra1d T C 2: 131,388,092 (GRCm39) R488G possibly damaging Het
Ahnak G A 19: 8,979,739 (GRCm39) G341E probably damaging Het
Ankmy1 T C 1: 92,808,838 (GRCm39) D690G probably damaging Het
Arhgef38 C T 3: 132,838,225 (GRCm39) E21K probably damaging Het
Atp8b2 T C 3: 89,857,155 (GRCm39) M402V probably damaging Het
Atp8b4 G T 2: 126,167,314 (GRCm39) H1062N probably benign Het
Bdnf A G 2: 109,554,139 (GRCm39) H131R probably damaging Het
Cblb C T 16: 51,956,192 (GRCm39) T265M probably damaging Het
Cenpe T A 3: 134,945,519 (GRCm39) M1011K probably benign Het
Clca3a2 A T 3: 144,781,410 (GRCm39) Y711* probably null Het
Clca4a A G 3: 144,658,690 (GRCm39) Y842H probably benign Het
Clspn T A 4: 126,475,310 (GRCm39) M1021K probably benign Het
Cpne8 G T 15: 90,503,845 (GRCm39) R107S probably damaging Het
D6Ertd527e C G 6: 87,088,506 (GRCm39) T223S unknown Het
Dna2 C T 10: 62,784,966 (GRCm39) R28W probably benign Het
Dnah5 T A 15: 28,409,323 (GRCm39) N3580K probably damaging Het
Dsp T C 13: 38,359,123 (GRCm39) I298T probably damaging Het
Dync2h1 T C 9: 7,157,553 (GRCm39) K858R probably null Het
Fasn A T 11: 120,704,075 (GRCm39) V1448E possibly damaging Het
Ghdc A G 11: 100,659,331 (GRCm39) I322T probably benign Het
Gins2 T C 8: 121,308,939 (GRCm39) D105G probably damaging Het
Insr A T 8: 3,215,576 (GRCm39) D975E probably benign Het
Klrc3 T C 6: 129,616,510 (GRCm39) D169G probably benign Het
Krt76 T A 15: 101,793,443 (GRCm39) S532C unknown Het
Lamp3 A T 16: 19,492,275 (GRCm39) M323K probably damaging Het
Lgmn T C 12: 102,360,868 (GRCm39) I423M possibly damaging Het
Lpgat1 A T 1: 191,508,538 (GRCm39) T359S possibly damaging Het
Lrguk T A 6: 34,063,373 (GRCm39) I466N probably damaging Het
Magi3 A C 3: 103,996,843 (GRCm39) M234R probably benign Het
Myh14 G A 7: 44,261,122 (GRCm39) R1042* probably null Het
Nfia T G 4: 97,999,461 (GRCm39) Y378D possibly damaging Het
Npffr1 T A 10: 61,462,012 (GRCm39) S383T possibly damaging Het
Or4f57 C A 2: 111,790,585 (GRCm39) V278F probably benign Het
Or52n4 T A 7: 104,293,977 (GRCm39) I199F probably benign Het
Or5b112 C A 19: 13,319,539 (GRCm39) P139Q probably benign Het
Or9s14 T C 1: 92,535,676 (GRCm39) L39P probably damaging Het
Osr1 G A 12: 9,629,798 (GRCm39) probably null Het
Pde4b A C 4: 102,454,896 (GRCm39) R375S probably damaging Het
Pde8a A G 7: 80,942,011 (GRCm39) E150G probably damaging Het
Pkhd1l1 A T 15: 44,408,897 (GRCm39) probably null Het
Ppp3ca A G 3: 136,634,305 (GRCm39) T422A probably benign Het
Proser1 T C 3: 53,385,180 (GRCm39) V354A possibly damaging Het
Rgs20 G T 1: 5,091,050 (GRCm39) R127S probably benign Het
Sanbr T C 11: 23,539,971 (GRCm39) K48E probably damaging Het
Sec22a T C 16: 35,167,998 (GRCm39) D171G probably benign Het
Secisbp2 A G 13: 51,827,143 (GRCm39) E417G possibly damaging Het
Serpinb6b T C 13: 33,158,895 (GRCm39) L32S probably damaging Het
Slc39a10 A T 1: 46,865,375 (GRCm39) S487T probably benign Het
Slc6a1 G T 6: 114,284,731 (GRCm39) G263V probably damaging Het
Spag6 A G 2: 18,737,925 (GRCm39) D265G probably benign Het
Spata31e2 T C 1: 26,724,950 (GRCm39) T77A probably benign Het
Sybu G T 15: 44,582,228 (GRCm39) S132* probably null Het
Virma T C 4: 11,528,776 (GRCm39) S1288P probably damaging Het
Vmn1r229 T A 17: 21,035,067 (GRCm39) V104D probably damaging Het
Vmn1r238 T C 18: 3,123,358 (GRCm39) T19A probably benign Het
Vmn2r86 C T 10: 130,289,010 (GRCm39) V164I probably benign Het
Wfdc13 G T 2: 164,528,854 (GRCm39) A64S probably damaging Het
Zfp873 C A 10: 81,896,113 (GRCm39) H318Q probably damaging Het
Zyg11a A G 4: 108,040,843 (GRCm39) probably null Het
Other mutations in Sf3b1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00754:Sf3b1 APN 1 55,026,645 (GRCm39) missense probably damaging 1.00
IGL00815:Sf3b1 APN 1 55,036,090 (GRCm39) splice site probably benign
IGL01380:Sf3b1 APN 1 55,027,108 (GRCm39) missense probably damaging 1.00
IGL01390:Sf3b1 APN 1 55,026,588 (GRCm39) missense probably benign 0.17
IGL02974:Sf3b1 APN 1 55,046,866 (GRCm39) missense probably benign 0.00
IGL03159:Sf3b1 APN 1 55,051,372 (GRCm39) missense probably benign
Colt UTSW 1 55,036,315 (GRCm39) missense probably benign 0.45
Glock UTSW 1 55,040,205 (GRCm39) missense probably damaging 0.96
Handgun UTSW 1 55,046,666 (GRCm39) missense probably damaging 1.00
Kalashnikov UTSW 1 55,058,424 (GRCm39) missense probably damaging 0.99
Magazine UTSW 1 55,051,341 (GRCm39) nonsense probably null
Revolver UTSW 1 55,058,548 (GRCm39) nonsense probably null
R0053:Sf3b1 UTSW 1 55,039,532 (GRCm39) nonsense probably null
R0053:Sf3b1 UTSW 1 55,039,532 (GRCm39) nonsense probably null
R0190:Sf3b1 UTSW 1 55,029,465 (GRCm39) missense probably damaging 0.99
R0277:Sf3b1 UTSW 1 55,058,416 (GRCm39) missense probably damaging 0.99
R0323:Sf3b1 UTSW 1 55,058,416 (GRCm39) missense probably damaging 0.99
R0369:Sf3b1 UTSW 1 55,037,267 (GRCm39) missense probably benign 0.10
R0396:Sf3b1 UTSW 1 55,058,430 (GRCm39) missense probably damaging 1.00
R0718:Sf3b1 UTSW 1 55,058,544 (GRCm39) missense probably damaging 0.99
R0991:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1082:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1083:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1084:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1196:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1376:Sf3b1 UTSW 1 55,058,424 (GRCm39) missense probably damaging 0.99
R1376:Sf3b1 UTSW 1 55,058,424 (GRCm39) missense probably damaging 0.99
R1381:Sf3b1 UTSW 1 55,042,313 (GRCm39) missense probably damaging 0.99
R1436:Sf3b1 UTSW 1 55,040,580 (GRCm39) missense possibly damaging 0.72
R1559:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1560:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1561:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1567:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1588:Sf3b1 UTSW 1 55,036,336 (GRCm39) missense probably benign 0.05
R1625:Sf3b1 UTSW 1 55,058,536 (GRCm39) missense probably damaging 1.00
R1694:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense possibly damaging 0.89
R1735:Sf3b1 UTSW 1 55,039,811 (GRCm39) missense probably damaging 1.00
R1900:Sf3b1 UTSW 1 55,037,347 (GRCm39) missense possibly damaging 0.75
R2186:Sf3b1 UTSW 1 55,046,792 (GRCm39) missense probably benign
R2429:Sf3b1 UTSW 1 55,055,960 (GRCm39) missense possibly damaging 0.71
R2473:Sf3b1 UTSW 1 55,038,785 (GRCm39) critical splice donor site probably null
R3772:Sf3b1 UTSW 1 55,039,150 (GRCm39) intron probably benign
R3911:Sf3b1 UTSW 1 55,058,548 (GRCm39) nonsense probably null
R3970:Sf3b1 UTSW 1 55,051,341 (GRCm39) nonsense probably null
R4706:Sf3b1 UTSW 1 55,029,666 (GRCm39) missense probably damaging 1.00
R4707:Sf3b1 UTSW 1 55,029,666 (GRCm39) missense probably damaging 1.00
R4964:Sf3b1 UTSW 1 55,038,871 (GRCm39) missense probably benign
R5053:Sf3b1 UTSW 1 55,036,336 (GRCm39) missense probably benign 0.05
R5358:Sf3b1 UTSW 1 55,042,469 (GRCm39) missense probably benign 0.09
R5379:Sf3b1 UTSW 1 55,042,309 (GRCm39) missense possibly damaging 0.94
R5628:Sf3b1 UTSW 1 55,037,334 (GRCm39) missense probably benign 0.27
R5636:Sf3b1 UTSW 1 55,036,352 (GRCm39) missense probably damaging 1.00
R6013:Sf3b1 UTSW 1 55,039,457 (GRCm39) missense probably damaging 0.98
R6149:Sf3b1 UTSW 1 55,046,666 (GRCm39) missense probably damaging 1.00
R6217:Sf3b1 UTSW 1 55,046,677 (GRCm39) missense probably damaging 1.00
R6426:Sf3b1 UTSW 1 55,038,814 (GRCm39) missense probably benign 0.01
R6531:Sf3b1 UTSW 1 55,058,554 (GRCm39) missense probably damaging 0.99
R6945:Sf3b1 UTSW 1 55,036,315 (GRCm39) missense probably benign 0.45
R7001:Sf3b1 UTSW 1 55,053,640 (GRCm39) critical splice donor site probably null
R7001:Sf3b1 UTSW 1 55,040,205 (GRCm39) missense probably damaging 0.96
R7302:Sf3b1 UTSW 1 55,055,949 (GRCm39) missense probably benign 0.00
R7644:Sf3b1 UTSW 1 55,036,302 (GRCm39) nonsense probably null
R7664:Sf3b1 UTSW 1 55,026,626 (GRCm39) missense probably damaging 1.00
R7735:Sf3b1 UTSW 1 55,042,508 (GRCm39) missense probably benign 0.29
R7809:Sf3b1 UTSW 1 55,034,614 (GRCm39) missense possibly damaging 0.60
R8516:Sf3b1 UTSW 1 55,051,262 (GRCm39) missense probably null 0.01
R8871:Sf3b1 UTSW 1 55,029,508 (GRCm39) missense probably damaging 1.00
R8947:Sf3b1 UTSW 1 55,039,444 (GRCm39) missense probably damaging 1.00
R9216:Sf3b1 UTSW 1 55,051,376 (GRCm39) missense probably benign 0.00
Z1177:Sf3b1 UTSW 1 55,042,561 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- GCCCAGTGAGGACCCTAGTATTAAGC -3'
(R):5'- TCCTTTCACCTGATGAGGTCAGGAG -3'

Sequencing Primer
(F):5'- cacacacacacacacacac -3'
(R):5'- GAGGTCAGGAGATACATGTGTAGAT -3'
Posted On 2014-04-24