Incidental Mutation 'R9216:Sf3b1'
ID 699171
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 068958-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9216 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 55024328-55066640 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 55051376 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 184 (V184A)
Ref Sequence ENSEMBL: ENSMUSP00000027127 (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: V184A

PolyPhen 2 Score 0.005 (Sensitivity: 0.97; Specificity: 0.74)
SMART Domains Protein: ENSMUSP00000027127
Gene: ENSMUSG00000025982
AA Change: V184A

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 probably benign
Transcript: ENSMUST00000191303
SMART Domains Protein: ENSMUSP00000139469
Gene: ENSMUSG00000025982

DomainStartEndE-ValueType
coiled coil region 1 30 N/A INTRINSIC
low complexity region 65 75 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 100% (50/50)
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Akap6 A T 12: 52,927,668 (GRCm39) T193S probably benign Het
Anpep T C 7: 79,486,049 (GRCm39) T558A possibly damaging Het
Asap2 A G 12: 21,263,191 (GRCm39) I269V probably benign Het
B3galnt2 T C 13: 14,165,423 (GRCm39) V273A probably benign Het
Bag3 C A 7: 128,143,923 (GRCm39) D306E possibly damaging Het
Bahcc1 C T 11: 120,177,514 (GRCm39) P2076S probably damaging Het
Btbd7 A C 12: 102,761,563 (GRCm39) L541V probably damaging Het
C6 A T 15: 4,820,465 (GRCm39) D492V probably damaging Het
Cdhr5 C T 7: 140,851,615 (GRCm39) S563N possibly damaging Het
Cnn1 C G 9: 22,019,474 (GRCm39) L281V probably benign Het
Egflam G A 15: 7,281,942 (GRCm39) T398I probably benign Het
Eif4g2 T G 7: 110,673,415 (GRCm39) D788A probably benign Het
Elavl4 T C 4: 110,108,546 (GRCm39) E66G probably damaging Het
Fbxw16 T A 9: 109,276,887 (GRCm39) D87V probably damaging Het
Fsip2 A T 2: 82,820,425 (GRCm39) D5386V probably damaging Het
Ftl1 A C 7: 45,108,959 (GRCm39) S33A probably benign Het
Gm21560 T C 14: 6,218,338 (GRCm38) R47G probably damaging Het
Itpkc A T 7: 26,927,429 (GRCm39) C162S probably benign Het
Katnip T A 7: 125,471,926 (GRCm39) I1531N probably damaging Het
Kremen2 C T 17: 23,962,781 (GRCm39) A102T probably damaging Het
L3mbtl1 A T 2: 162,806,972 (GRCm39) Q480L probably benign Het
Lyst T C 13: 13,823,188 (GRCm39) C1387R probably benign Het
Nmi A G 2: 51,846,003 (GRCm39) V93A probably damaging Het
Ntn1 T C 11: 68,117,397 (GRCm39) K484R possibly damaging Het
Olig1 T C 16: 91,066,915 (GRCm39) S51P probably benign Het
Or6c76 A T 10: 129,611,796 (GRCm39) R4S probably benign Het
Pah G T 10: 87,357,888 (GRCm39) V4F probably benign Het
Peg10 GC GCTCC 6: 4,756,452 (GRCm39) probably benign Het
Pramel39-ps A T 5: 94,450,952 (GRCm39) N391K possibly damaging Het
Prox1 C A 1: 189,892,905 (GRCm39) E513D possibly damaging Het
Psd3 T C 8: 68,573,539 (GRCm39) N214S probably benign Het
Rhobtb1 A G 10: 69,108,628 (GRCm39) S505G probably benign Het
Ryr1 A T 7: 28,801,277 (GRCm39) L829H probably damaging Het
Sec16a A T 2: 26,304,401 (GRCm39) D852E Het
Senp2 T C 16: 21,847,344 (GRCm39) probably null Het
Skint5 T C 4: 113,392,955 (GRCm39) T1226A unknown Het
Slc1a6 G A 10: 78,637,692 (GRCm39) R406H probably damaging Het
Slc26a4 C A 12: 31,578,659 (GRCm39) V665L possibly damaging Het
Spef2 T C 15: 9,647,611 (GRCm39) Y932C probably damaging Het
Spidr T A 16: 15,936,814 (GRCm39) N97I probably benign Het
Ttn A G 2: 76,748,504 (GRCm39) S4182P probably damaging Het
Tubb6 T C 18: 67,534,514 (GRCm39) S138P probably damaging Het
Ubr2 C T 17: 47,292,285 (GRCm39) A393T probably benign Het
Utrn G T 10: 12,689,229 (GRCm39) P19T probably benign Het
Vcl T G 14: 21,033,515 (GRCm39) L157W probably damaging Het
Vmn1r184 A T 7: 25,966,703 (GRCm39) I150F probably benign Het
Vmn1r22 A T 6: 57,877,257 (GRCm39) M240K possibly damaging Het
Vmn2r14 A T 5: 109,369,112 (GRCm39) S154T probably benign Het
Wbp2 T C 11: 115,974,724 (GRCm39) N37D probably benign Het
Zfc3h1 C G 10: 115,221,528 (GRCm39) D142E unknown Het
Zmym6 T C 4: 127,002,500 (GRCm39) V577A probably benign Het
Zxdc C A 6: 90,359,189 (GRCm39) T607K probably benign 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
R1568: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
Z1177:Sf3b1 UTSW 1 55,042,561 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- GTATTCTCCCCAGACAACAATCCTG -3'
(R):5'- CTGTGAATGGAATACTAAATAGCGC -3'

Sequencing Primer
(F):5'- GTTTTACAAGCCCAAATATGAACAC -3'
(R):5'- GCGCATTGAAAAGAAATGATTATGC -3'
Posted On 2022-02-07