Incidental Mutation 'R6149:Sf3b1'
ID 489046
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 044296-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6149 (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 T at 55046666 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tryptophan to Arginine at position 293 (W293R)
Ref Sequence ENSEMBL: ENSMUSP00000027127 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027127] [ENSMUST00000191303]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000027127
AA Change: W293R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000027127
Gene: ENSMUSG00000025982
AA Change: W293R

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: ENSMUST00000188859
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
Meta Mutation Damage Score 0.8355 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.6%
  • 20x: 96.1%
Validation Efficiency 99% (69/70)
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930558K02Rik T A 1: 161,777,211 (GRCm39) R115S probably benign Het
Adgre1 A G 17: 57,752,018 (GRCm39) K589E probably benign Het
Adgrv1 A T 13: 81,330,893 (GRCm39) L74Q probably damaging Het
Avil A G 10: 126,842,451 (GRCm39) I77V probably benign Het
Best2 T C 8: 85,739,896 (GRCm39) E57G probably benign Het
Cacna1a T C 8: 85,296,581 (GRCm39) C1200R probably damaging Het
Catsperb T A 12: 101,516,098 (GRCm39) I578K probably damaging Het
Chsy1 A G 7: 65,775,133 (GRCm39) Y154C probably damaging Het
Chuk A G 19: 44,090,270 (GRCm39) V74A probably damaging Het
Ckb T C 12: 111,638,248 (GRCm39) S49G probably damaging Het
Crtac1 A G 19: 42,272,048 (GRCm39) Y632H unknown Het
Ern1 C A 11: 106,296,641 (GRCm39) E770* probably null Het
Fam114a2 A C 11: 57,378,415 (GRCm39) V450G probably benign Het
Fgf15 C T 7: 144,453,506 (GRCm39) Q125* probably null Het
Frem2 A T 3: 53,458,762 (GRCm39) S2036T probably damaging Het
Fxr2 G A 11: 69,540,030 (GRCm39) V296I probably benign Het
Gm15264 C A 3: 94,640,736 (GRCm39) noncoding transcript Het
Ifi213 A T 1: 173,421,581 (GRCm39) S103T probably benign Het
Igkv5-37 T A 6: 69,940,472 (GRCm39) Q57H probably damaging Het
Il1rap A G 16: 26,530,969 (GRCm39) Y435C probably damaging Het
Kl T A 5: 150,912,318 (GRCm39) M689K possibly damaging Het
Lcor T A 19: 41,573,641 (GRCm39) W799R probably damaging Het
Lnp1 C T 16: 56,737,735 (GRCm39) E118K probably benign Het
Lrif1 A C 3: 106,639,643 (GRCm39) K243Q possibly damaging Het
Lrp1b G T 2: 40,765,165 (GRCm39) probably null Het
Lvrn G A 18: 47,017,499 (GRCm39) V610I probably benign Het
Med1 T C 11: 98,074,679 (GRCm39) K67R possibly damaging Het
Midn T C 10: 79,990,291 (GRCm39) S278P probably damaging Het
Nrap A G 19: 56,377,885 (GRCm39) V35A possibly damaging Het
Nynrin A T 14: 56,091,780 (GRCm39) Q32L possibly damaging Het
Oog1 C T 12: 87,653,043 (GRCm39) T113I possibly damaging Het
Or10ak7 A G 4: 118,791,628 (GRCm39) L139P probably damaging Het
Or10j3 G T 1: 173,031,582 (GRCm39) V220F probably benign Het
Or4x11 C T 2: 89,867,860 (GRCm39) A199V probably benign Het
Or5b21 A T 19: 12,839,723 (GRCm39) I195F probably benign Het
Or6a2 T C 7: 106,600,807 (GRCm39) I87V probably benign Het
Otogl C T 10: 107,717,314 (GRCm39) V386I probably benign Het
Patj A G 4: 98,312,562 (GRCm39) N300S possibly damaging Het
Pcdhb16 T A 18: 37,612,208 (GRCm39) D389E possibly damaging Het
Pdcd6ip T C 9: 113,488,939 (GRCm39) I699V probably benign Het
Pfas A G 11: 68,882,771 (GRCm39) V790A probably benign Het
Plppr4 A T 3: 117,116,043 (GRCm39) C605S probably benign Het
Ppl G A 16: 4,925,460 (GRCm39) Q60* probably null Het
Ppp1r1c A G 2: 79,586,810 (GRCm39) K52R possibly damaging Het
Pramel29 A G 4: 143,933,983 (GRCm39) S375P probably damaging Het
Prpf40a T C 2: 53,047,927 (GRCm39) M197V probably benign Het
Rpe65 G A 3: 159,319,780 (GRCm39) E217K probably benign Het
Rufy4 T C 1: 74,186,892 (GRCm39) I560T probably benign Het
Ryr2 T C 13: 11,683,903 (GRCm39) S3054G probably benign Het
Serpinb6a A T 13: 34,102,343 (GRCm39) L273H probably damaging Het
Sik1 A T 17: 32,067,771 (GRCm39) S435T possibly damaging Het
Slc2a12 G T 10: 22,540,401 (GRCm39) M85I probably benign Het
Stk36 T C 1: 74,673,388 (GRCm39) S1094P probably benign Het
Tctn1 A T 5: 122,384,649 (GRCm39) Y393N probably benign Het
Tex9 C T 9: 72,369,282 (GRCm39) probably null Het
Thbs2 A G 17: 14,899,942 (GRCm39) probably null Het
Tmprss7 A T 16: 45,494,268 (GRCm39) C412* probably null Het
Tpp1 T C 7: 105,396,934 (GRCm39) T399A probably benign Het
Trim25 T A 11: 88,906,362 (GRCm39) V387D probably benign Het
Usp45 A C 4: 21,810,797 (GRCm39) D331A probably damaging Het
Vill T G 9: 118,887,482 (GRCm39) V82G possibly damaging Het
Vmn1r189 T C 13: 22,286,054 (GRCm39) D261G probably benign Het
Vmn2r111 T C 17: 22,778,032 (GRCm39) N549S possibly damaging Het
Vmn2r111 G A 17: 22,767,796 (GRCm39) T567I probably benign Het
Vmn2r60 A G 7: 41,786,400 (GRCm39) Y401C probably damaging Het
Zc3h11a G A 1: 133,566,613 (GRCm39) R69* 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
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
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'- TAGGTTTAGGCACATCCACATC -3'
(R):5'- AAATTCCTTTGCTTTGTACAGACCC -3'

Sequencing Primer
(F):5'- GTTTAGGCACATCCACATCAGCTG -3'
(R):5'- TTGTACAGACCCCTGGGCATAC -3'
Posted On 2017-10-10