Incidental Mutation 'R1436:Sf3b1'
ID 159495
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 039491-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1436 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 55024328-55066640 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 55040580 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Histidine at position 561 (Y561H)
Ref Sequence ENSEMBL: ENSMUSP00000027127 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027127]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000027127
AA Change: Y561H

PolyPhen 2 Score 0.719 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000027127
Gene: ENSMUSG00000025982
AA Change: Y561H

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
Meta Mutation Damage Score 0.5285 question?
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.8%
  • 10x: 94.6%
  • 20x: 86.8%
Validation Efficiency 94% (65/69)
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A2m T C 6: 121,621,172 (GRCm39) F292S probably benign Het
Aadacl2fm3 A T 3: 59,772,760 (GRCm39) D88V probably damaging Het
Abca13 T C 11: 9,242,646 (GRCm39) V1503A probably damaging Het
AI661453 C T 17: 47,777,627 (GRCm39) probably benign Het
Ano2 T C 6: 125,844,134 (GRCm39) probably null Het
Areg G T 5: 91,287,664 (GRCm39) probably benign Het
Atg16l2 A G 7: 100,940,757 (GRCm39) V453A probably damaging Het
BC034090 A G 1: 155,101,662 (GRCm39) S563P probably benign Het
Bhmt-ps1 A G 4: 26,369,591 (GRCm39) noncoding transcript Het
Birc6 C A 17: 74,959,700 (GRCm39) P3855Q probably damaging Het
Cd151 A T 7: 141,049,197 (GRCm39) K8M probably damaging Het
Cd163 T C 6: 124,304,890 (GRCm39) V1089A possibly damaging Het
Chd3 A T 11: 69,248,400 (GRCm39) probably null Het
Cnot6l T A 5: 96,281,971 (GRCm39) E9V probably damaging Het
Col22a1 A G 15: 71,794,806 (GRCm39) probably benign Het
Cyp2c68 A G 19: 39,729,484 (GRCm39) M1T probably null Het
Dbp T C 7: 45,357,879 (GRCm39) V149A probably damaging Het
Dnah10 T C 5: 124,839,285 (GRCm39) V1241A probably benign Het
Galnt10 T C 11: 57,662,295 (GRCm39) S314P probably damaging Het
Glce C T 9: 61,977,292 (GRCm39) probably null Het
Gm5093 C G 17: 46,750,680 (GRCm39) D116H probably damaging Het
Golim4 A G 3: 75,785,951 (GRCm39) probably null Het
Helz2 A T 2: 180,877,317 (GRCm39) I1107N probably damaging Het
Hoxc9 T C 15: 102,890,304 (GRCm39) S74P probably benign Het
Ikbkb T A 8: 23,163,419 (GRCm39) N297I probably benign Het
Il20ra T A 10: 19,625,000 (GRCm39) I93N probably damaging Het
Itch C A 2: 155,034,065 (GRCm39) N412K probably damaging Het
Kcna5 T A 6: 126,511,724 (GRCm39) T135S probably damaging Het
Lncpint G A 6: 31,157,974 (GRCm39) noncoding transcript Het
Lrrc39 A T 3: 116,373,293 (GRCm39) probably null Het
Mad2l1 T A 6: 66,516,797 (GRCm39) V163E possibly damaging Het
Moxd1 C T 10: 24,120,256 (GRCm39) T128M probably damaging Het
Mpeg1 C T 19: 12,439,823 (GRCm39) S427F probably damaging Het
Nckap5 T C 1: 125,953,798 (GRCm39) Y854C possibly damaging Het
Ncln C T 10: 81,325,727 (GRCm39) E373K probably damaging Het
Neurod4 T C 10: 130,106,540 (GRCm39) T245A possibly damaging Het
Nsun5 T C 5: 135,399,067 (GRCm39) L39P probably damaging Het
Or2ad1 G T 13: 21,327,162 (GRCm39) Q22K probably benign Het
Or4c105 A T 2: 88,648,336 (GRCm39) T274S possibly damaging Het
Or4f7 A G 2: 111,644,906 (GRCm39) L55S probably damaging Het
Pde8b T C 13: 95,162,678 (GRCm39) T815A probably benign Het
Pofut2 C T 10: 77,104,398 (GRCm39) R392W probably damaging Het
Ppip5k2 G A 1: 97,639,507 (GRCm39) T1186I probably benign Het
Rhot2 A C 17: 26,060,374 (GRCm39) S277R probably benign Het
Satb1 T G 17: 52,111,391 (GRCm39) probably null Het
Sec31b T C 19: 44,524,634 (GRCm39) I88V probably damaging Het
Selenon T A 4: 134,267,997 (GRCm39) E483V probably damaging Het
Serpinc1 A G 1: 160,820,981 (GRCm39) T22A possibly damaging Het
Sf3a2 G A 10: 80,640,040 (GRCm39) probably benign Het
Smarcc1 T A 9: 109,947,708 (GRCm39) probably benign Het
Stard3nl C T 13: 19,556,819 (GRCm39) R107Q probably damaging Het
Syce1 C T 7: 140,357,593 (GRCm39) R324H possibly damaging Het
Tnk1 G T 11: 69,743,119 (GRCm39) probably benign Het
Trim46 A G 3: 89,150,968 (GRCm39) F198L probably damaging Het
Trip4 A T 9: 65,788,233 (GRCm39) W71R probably damaging Het
Ubox5 A C 2: 130,439,213 (GRCm39) probably benign Het
Ust G A 10: 8,183,202 (GRCm39) T167M probably damaging Het
Zbtb2 T C 10: 4,318,697 (GRCm39) Q443R probably benign Het
Zfp407 A G 18: 84,361,196 (GRCm39) 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
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
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'- TCAACAGTGGCTCGATAACCACAAG -3'
(R):5'- CTCAGGCTGCCTTACGTCAGATTAC -3'

Sequencing Primer
(F):5'- tcaagggcagcctggac -3'
(R):5'- CGTCAGATTACTGATAAAGCTCG -3'
Posted On 2014-03-14