Incidental Mutation 'R7523:Sf3b3'
ID 582789
Institutional Source Beutler Lab
Gene Symbol Sf3b3
Ensembl Gene ENSMUSG00000033732
Gene Name splicing factor 3b, subunit 3
Synonyms SAP130, 5730409A01Rik, 1810061H24Rik, D8Ertd633e, RSE1
MMRRC Submission 045595-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.968) question?
Stock # R7523 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 111537123-111573578 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 111540352 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 1023 (I1023T)
Ref Sequence ENSEMBL: ENSMUSP00000045073 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000042012]
AlphaFold Q921M3
Predicted Effect probably benign
Transcript: ENSMUST00000042012
AA Change: I1023T

PolyPhen 2 Score 0.351 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000045073
Gene: ENSMUSG00000033732
AA Change: I1023T

DomainStartEndE-ValueType
Blast:SH3 17 70 5e-13 BLAST
Pfam:MMS1_N 76 592 3.2e-185 PFAM
low complexity region 716 728 N/A INTRINSIC
Pfam:CPSF_A 863 1184 4.3e-104 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency 100% (46/46)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes subunit 3 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. Subunit 3 has also been identified as a component of the STAGA (SPT3-TAF(II)31-GCN5L acetylase) transcription coactivator-HAT (histone acetyltransferase) complex, and the TFTC (TATA-binding-protein-free TAF(II)-containing complex). These complexes may function in chromatin modification, transcription, splicing, and DNA repair. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4932414N04Rik T A 2: 68,492,824 (GRCm39) H40Q unknown Het
4932414N04Rik A T 2: 68,569,673 (GRCm39) Q463L probably benign Het
Ano4 C A 10: 88,807,257 (GRCm39) E775* probably null Het
Atp12a T C 14: 56,603,425 (GRCm39) V10A possibly damaging Het
Camkmt A G 17: 85,699,056 (GRCm39) I144M probably benign Het
Ciao2b G A 8: 105,368,404 (GRCm39) probably benign Het
Cyth1 TGGGCAA T 11: 118,074,749 (GRCm39) probably null Het
Dazl G A 17: 50,594,569 (GRCm39) T162I probably damaging Het
Dnah10 A G 5: 124,824,803 (GRCm39) K653R probably damaging Het
Exosc10 A T 4: 148,648,299 (GRCm39) probably null Het
Fbn2 T C 18: 58,199,152 (GRCm39) D1372G probably benign Het
Fxr1 T C 3: 34,093,692 (GRCm39) V23A probably benign Het
Gmps T C 3: 63,919,087 (GRCm39) I557T possibly damaging Het
Ifnab A T 4: 88,609,029 (GRCm39) Y146N probably damaging Het
Krt78 T C 15: 101,855,036 (GRCm39) Y925C not run Het
Lrp1b C T 2: 41,401,473 (GRCm39) V394M Het
Ltbp2 T C 12: 84,837,808 (GRCm39) T1211A probably benign Het
Man2a2 G C 7: 80,018,613 (GRCm39) A82G probably benign Het
Mdn1 A T 4: 32,667,270 (GRCm39) probably null Het
Myo15b A T 11: 115,781,684 (GRCm39) I2798F unknown Het
Nat3 T C 8: 68,000,226 (GRCm39) I35T probably damaging Het
Nectin2 A G 7: 19,464,037 (GRCm39) V314A probably benign Het
Nexn T C 3: 151,952,815 (GRCm39) R316G probably benign Het
Nfx1 A G 4: 41,016,119 (GRCm39) I894V probably benign Het
Or2c1 T C 16: 3,657,563 (GRCm39) V242A probably benign Het
Or8j3 T C 2: 86,028,389 (GRCm39) K236E probably damaging Het
Pdcd4 G T 19: 53,899,379 (GRCm39) V123F probably damaging Het
Pik3c3 C T 18: 30,426,708 (GRCm39) R275W probably damaging Het
Ppt2 A G 17: 34,845,777 (GRCm39) probably null Het
Prss35 T A 9: 86,637,427 (GRCm39) C66S probably damaging Het
Ptbp3 A G 4: 59,546,159 (GRCm39) V11A probably benign Het
Ptpn22 A G 3: 103,819,331 (GRCm39) N795S probably damaging Het
Ptprg T G 14: 12,237,130 (GRCm38) I1383S probably damaging Het
Rtel1 G A 2: 180,964,108 (GRCm39) V36M probably damaging Het
Slc44a2 A G 9: 21,257,288 (GRCm39) E411G probably null Het
Stard9 T C 2: 120,530,078 (GRCm39) Y2112H probably benign Het
Tada2b T C 5: 36,634,111 (GRCm39) I156V probably benign Het
Tenm2 A T 11: 35,969,408 (GRCm39) probably null Het
Tle1 A T 4: 72,063,655 (GRCm39) S199R possibly damaging Het
Tubgcp2 A G 7: 139,586,783 (GRCm39) I399T probably benign Het
Ubr5 T C 15: 38,004,299 (GRCm39) N1344S Het
Vmn2r114 A G 17: 23,529,611 (GRCm39) F164L probably benign Het
Vps13a G T 19: 16,681,153 (GRCm39) T1041K probably benign Het
Zbtb20 T C 16: 43,430,875 (GRCm39) V389A probably benign Het
Zfp811 A T 17: 33,016,726 (GRCm39) I438N probably benign Het
Zfp90 A G 8: 107,150,545 (GRCm39) D86G probably benign Het
Other mutations in Sf3b3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00489:Sf3b3 APN 8 111,540,383 (GRCm39) nonsense probably null
IGL00770:Sf3b3 APN 8 111,544,270 (GRCm39) missense probably damaging 0.96
IGL00774:Sf3b3 APN 8 111,544,270 (GRCm39) missense probably damaging 0.96
IGL01132:Sf3b3 APN 8 111,569,413 (GRCm39) missense probably benign
IGL01487:Sf3b3 APN 8 111,544,292 (GRCm39) missense probably benign 0.01
IGL02015:Sf3b3 APN 8 111,542,922 (GRCm39) missense possibly damaging 0.82
IGL02126:Sf3b3 APN 8 111,550,075 (GRCm39) missense probably benign
IGL02612:Sf3b3 APN 8 111,569,608 (GRCm39) missense probably benign
IGL02833:Sf3b3 APN 8 111,538,609 (GRCm39) critical splice donor site probably null
IGL03033:Sf3b3 APN 8 111,537,596 (GRCm39) missense possibly damaging 0.62
IGL03366:Sf3b3 APN 8 111,566,586 (GRCm39) missense probably damaging 1.00
R0458:Sf3b3 UTSW 8 111,538,768 (GRCm39) splice site probably benign
R0907:Sf3b3 UTSW 8 111,538,142 (GRCm39) splice site probably benign
R1344:Sf3b3 UTSW 8 111,564,935 (GRCm39) missense probably damaging 0.98
R1468:Sf3b3 UTSW 8 111,564,006 (GRCm39) missense probably damaging 1.00
R1468:Sf3b3 UTSW 8 111,564,006 (GRCm39) missense probably damaging 1.00
R1736:Sf3b3 UTSW 8 111,540,464 (GRCm39) missense probably benign
R1833:Sf3b3 UTSW 8 111,544,198 (GRCm39) missense probably benign
R2225:Sf3b3 UTSW 8 111,541,205 (GRCm39) missense probably damaging 1.00
R3236:Sf3b3 UTSW 8 111,538,652 (GRCm39) missense probably damaging 0.99
R3615:Sf3b3 UTSW 8 111,571,155 (GRCm39) missense probably damaging 1.00
R3616:Sf3b3 UTSW 8 111,571,155 (GRCm39) missense probably damaging 1.00
R3683:Sf3b3 UTSW 8 111,540,253 (GRCm39) critical splice donor site probably null
R4197:Sf3b3 UTSW 8 111,548,197 (GRCm39) missense probably damaging 0.98
R4429:Sf3b3 UTSW 8 111,552,750 (GRCm39) missense probably benign 0.01
R4674:Sf3b3 UTSW 8 111,571,137 (GRCm39) missense probably damaging 0.99
R4895:Sf3b3 UTSW 8 111,542,656 (GRCm39) missense probably benign 0.00
R4931:Sf3b3 UTSW 8 111,542,961 (GRCm39) missense probably benign 0.00
R4948:Sf3b3 UTSW 8 111,540,301 (GRCm39) missense probably damaging 0.99
R4999:Sf3b3 UTSW 8 111,567,835 (GRCm39) missense probably benign 0.34
R5150:Sf3b3 UTSW 8 111,550,008 (GRCm39) missense possibly damaging 0.88
R5175:Sf3b3 UTSW 8 111,560,467 (GRCm39) missense probably benign
R5559:Sf3b3 UTSW 8 111,564,847 (GRCm39) missense probably benign 0.00
R5866:Sf3b3 UTSW 8 111,541,266 (GRCm39) missense probably benign
R5934:Sf3b3 UTSW 8 111,550,102 (GRCm39) missense probably damaging 0.99
R6270:Sf3b3 UTSW 8 111,568,452 (GRCm39) missense probably damaging 1.00
R6803:Sf3b3 UTSW 8 111,552,210 (GRCm39) missense probably benign 0.01
R7078:Sf3b3 UTSW 8 111,539,639 (GRCm39) missense possibly damaging 0.90
R7252:Sf3b3 UTSW 8 111,566,562 (GRCm39) missense probably damaging 0.99
R7467:Sf3b3 UTSW 8 111,538,088 (GRCm39) missense possibly damaging 0.89
R7544:Sf3b3 UTSW 8 111,564,915 (GRCm39) missense probably benign 0.01
R7638:Sf3b3 UTSW 8 111,547,445 (GRCm39) missense probably damaging 1.00
R7934:Sf3b3 UTSW 8 111,548,162 (GRCm39) missense probably benign 0.05
R7973:Sf3b3 UTSW 8 111,542,922 (GRCm39) missense possibly damaging 0.82
R8141:Sf3b3 UTSW 8 111,547,483 (GRCm39) missense possibly damaging 0.87
R8745:Sf3b3 UTSW 8 111,550,816 (GRCm39) missense possibly damaging 0.94
R8914:Sf3b3 UTSW 8 111,540,439 (GRCm39) missense probably benign
R8948:Sf3b3 UTSW 8 111,550,075 (GRCm39) missense probably benign
R9269:Sf3b3 UTSW 8 111,538,658 (GRCm39) missense probably damaging 0.99
R9339:Sf3b3 UTSW 8 111,542,854 (GRCm39) missense probably benign
R9445:Sf3b3 UTSW 8 111,552,774 (GRCm39) missense possibly damaging 0.54
X0024:Sf3b3 UTSW 8 111,569,564 (GRCm39) missense probably benign 0.08
Predicted Primers PCR Primer
(F):5'- TCCAAGAGAGGTTAGATGCCTTG -3'
(R):5'- AGCTGGGCTTTTAGATTCTGAATTC -3'

Sequencing Primer
(F):5'- GAGGTTAGATGCCTTGAACATAAG -3'
(R):5'- GATTCTGAATTCAGGGATCACAC -3'
Posted On 2019-10-17