Incidental Mutation 'R5053:Sf3b1'
ID 394718
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 042643-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5053 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 55024328-55066640 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 55036336 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 912 (N912K)
Ref Sequence ENSEMBL: ENSMUSP00000027127 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027127]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000027127
AA Change: N912K

PolyPhen 2 Score 0.050 (Sensitivity: 0.94; Specificity: 0.83)
SMART Domains Protein: ENSMUSP00000027127
Gene: ENSMUSG00000025982
AA Change: N912K

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: ENSMUST00000185429
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.3%
  • 10x: 95.9%
  • 20x: 90.6%
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acvrl1 A T 15: 101,035,250 (GRCm39) I259F probably damaging Het
Adgrf2 A G 17: 43,021,334 (GRCm39) S497P probably damaging Het
Adsl T C 15: 80,844,651 (GRCm39) C180R probably damaging Het
Ahctf1 A G 1: 179,614,349 (GRCm39) I448T possibly damaging Het
Alg9 G T 9: 50,699,472 (GRCm39) G200W probably damaging Het
Amhr2 G A 15: 102,355,693 (GRCm39) V213I probably damaging Het
Ankrd44 A T 1: 54,774,248 (GRCm39) L200* probably null Het
As3mt A G 19: 46,697,493 (GRCm39) Y87C probably damaging Het
Bcl11a C A 11: 24,114,068 (GRCm39) F470L probably benign Het
Cacna2d2 A T 9: 107,392,063 (GRCm39) Y468F probably damaging Het
Cep250 A G 2: 155,804,848 (GRCm39) D71G possibly damaging Het
Clca4b T C 3: 144,616,882 (GRCm39) T923A probably benign Het
Clec16a T C 16: 10,394,461 (GRCm39) L273P probably damaging Het
Comtd1 T C 14: 21,897,764 (GRCm39) D123G probably damaging Het
Cpa5 A T 6: 30,623,271 (GRCm39) E144V probably damaging Het
Cyp2c37 G A 19: 39,990,331 (GRCm39) S343N probably benign Het
Dennd6a C A 14: 26,329,738 (GRCm39) T103K probably damaging Het
Ect2l A G 10: 18,016,093 (GRCm39) L733P probably damaging Het
Erg T A 16: 95,325,393 (GRCm39) H11L probably benign Het
Ero1b T C 13: 12,614,795 (GRCm39) L253P probably damaging Het
Etfbkmt T A 6: 149,048,766 (GRCm39) L135* probably null Het
Frmd4a A T 2: 4,608,732 (GRCm39) T867S probably damaging Het
Gm815 C T 19: 26,863,813 (GRCm39) A18V unknown Het
Gna12 C A 5: 140,746,482 (GRCm39) R321L probably benign Het
Herc1 A T 9: 66,377,608 (GRCm39) K3458M possibly damaging Het
Irs1 A G 1: 82,264,643 (GRCm39) L1191P probably benign Het
Kcp G T 6: 29,496,957 (GRCm39) Q551K probably benign Het
Klhl11 C T 11: 100,363,026 (GRCm39) V177M probably damaging Het
Klk14 G A 7: 43,341,501 (GRCm39) C51Y probably damaging Het
Llcfc1 A G 6: 41,662,269 (GRCm39) H91R possibly damaging Het
Lmnb2 A T 10: 80,740,489 (GRCm39) M223K probably damaging Het
Mbd6 C T 10: 127,122,310 (GRCm39) V173I probably benign Het
Mme T A 3: 63,272,270 (GRCm39) V623E probably damaging Het
Ndc1 T C 4: 107,231,415 (GRCm39) S119P probably damaging Het
Nfs1 A C 2: 155,968,318 (GRCm39) C383G probably damaging Het
Nphp4 A G 4: 152,628,919 (GRCm39) probably null Het
Oca2 C A 7: 55,973,328 (GRCm39) Q411K probably benign Het
Or10ab4 A G 7: 107,654,741 (GRCm39) H184R probably benign Het
Or11h23 T A 14: 50,947,968 (GRCm39) Y60* probably null Het
Or1ad1 G A 11: 50,876,137 (GRCm39) G203D probably damaging Het
Or4c15 C A 2: 88,760,597 (GRCm39) V21F probably benign Het
Or8k25 A G 2: 86,243,682 (GRCm39) F238S probably damaging Het
Pcdh7 A T 5: 57,878,943 (GRCm39) T493S probably damaging Het
Phf20 T C 2: 156,115,782 (GRCm39) S368P probably benign Het
Pla2g2e T G 4: 138,607,686 (GRCm39) V22G possibly damaging Het
Plxna1 A T 6: 89,299,442 (GRCm39) H1736Q probably damaging Het
Prlr C A 15: 10,325,471 (GRCm39) Q215K probably benign Het
Prpf6 T C 2: 181,291,246 (GRCm39) V687A probably benign Het
Ptprq T A 10: 107,399,063 (GRCm39) T1951S probably damaging Het
Sec31a G T 5: 100,541,073 (GRCm39) Q345K possibly damaging Het
Serpina3k T C 12: 104,309,473 (GRCm39) probably null Het
Sertad3 T A 7: 27,175,947 (GRCm39) V127E probably benign Het
Shq1 A G 6: 100,632,220 (GRCm39) L202P probably damaging Het
Sp8 C T 12: 118,813,339 (GRCm39) T398M probably damaging Het
Tmem150c A T 5: 100,231,599 (GRCm39) D125E probably benign Het
Trim3 G T 7: 105,266,968 (GRCm39) D470E probably damaging Het
Ubap1 T A 4: 41,387,315 (GRCm39) C88* probably null Het
Unc79 T A 12: 103,071,007 (GRCm39) D1124E probably damaging Het
Usf3 T C 16: 44,037,550 (GRCm39) S677P probably benign Het
Vmn1r76 T C 7: 11,664,241 (GRCm39) probably null Het
Zfp819 C T 7: 43,266,570 (GRCm39) T275I probably damaging Het
Zranb2 T A 3: 157,246,796 (GRCm39) D161E probably damaging 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
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'- GCCCAATACTTCAGGGTACTC -3'
(R):5'- GTGACCAGTTGTCCTCAGTTTAAC -3'

Sequencing Primer
(F):5'- AGGGTACTCTTCACCCAAATATTC -3'
(R):5'- AAAACAAATGGGATGTTTGG -3'
Posted On 2016-06-15