Incidental Mutation 'R5163:Sf3b2'
ID 397129
Institutional Source Beutler Lab
Gene Symbol Sf3b2
Ensembl Gene ENSMUSG00000024853
Gene Name splicing factor 3b, subunit 2
Synonyms B230398H18Rik, SAP145, 2610311M13Rik, SF3b1, SF3b145, 2810441F20Rik, SF3b150, 145kDa
Accession Numbers
Essential gene? Probably essential (E-score: 0.965) question?
Stock # R5163 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 5323960-5345483 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 5325165 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 769 (V769A)
Ref Sequence ENSEMBL: ENSMUSP00000025774 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000025774] [ENSMUST00000025786]
AlphaFold Q3UJB0
Predicted Effect probably damaging
Transcript: ENSMUST00000025774
AA Change: V769A

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000025774
Gene: ENSMUSG00000024853
AA Change: V769A

DomainStartEndE-ValueType
low complexity region 6 22 N/A INTRINSIC
SAP 24 58 1.84e-4 SMART
low complexity region 91 132 N/A INTRINSIC
coiled coil region 140 178 N/A INTRINSIC
low complexity region 201 221 N/A INTRINSIC
low complexity region 225 237 N/A INTRINSIC
low complexity region 264 280 N/A INTRINSIC
low complexity region 303 318 N/A INTRINSIC
low complexity region 383 397 N/A INTRINSIC
low complexity region 408 437 N/A INTRINSIC
Pfam:DUF382 453 579 2.9e-63 PFAM
PSP 584 642 9.41e-33 SMART
low complexity region 693 717 N/A INTRINSIC
low complexity region 745 756 N/A INTRINSIC
low complexity region 807 818 N/A INTRINSIC
low complexity region 851 862 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000025786
SMART Domains Protein: ENSMUSP00000025786
Gene: ENSMUSG00000024855

DomainStartEndE-ValueType
low complexity region 5 24 N/A INTRINSIC
low complexity region 27 46 N/A INTRINSIC
low complexity region 51 97 N/A INTRINSIC
low complexity region 276 290 N/A INTRINSIC
low complexity region 306 320 N/A INTRINSIC
low complexity region 359 372 N/A INTRINSIC
Pfam:Pacs-1 546 958 2e-193 PFAM
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 95.1%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes subunit 2 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 2 associates with pre-mRNA upstream of the branch site at the anchoring site. Subunit 2 also interacts directly with subunit 4 of the splicing factor 3b complex. Subunit 2 is a highly hydrophilic protein with a proline-rich N-terminus and a glutamate-rich stretch in the C-terminus. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2700049A03Rik G T 12: 71,211,320 (GRCm39) E685* probably null Het
2700049A03Rik A T 12: 71,211,321 (GRCm39) E685V possibly damaging Het
Bcor C T X: 11,906,725 (GRCm39) R1551Q probably damaging Het
Btbd19 T G 4: 116,978,628 (GRCm39) I152L probably damaging Het
Dnaaf11 T C 15: 66,314,067 (GRCm39) D311G probably benign Het
Dync2i1 C T 12: 116,219,486 (GRCm39) R152H possibly damaging Het
Ercc6l2 A G 13: 64,046,845 (GRCm39) probably benign Het
Fat4 A G 3: 39,034,946 (GRCm39) D2866G probably damaging Het
Fkbp10 C T 11: 100,313,925 (GRCm39) A311V probably benign Het
Fnbp1l T C 3: 122,338,312 (GRCm39) N511S probably benign Het
Gkn3 C T 6: 87,360,507 (GRCm39) A163T probably damaging Het
Gltp A G 5: 114,812,122 (GRCm39) I147T probably benign Het
Gpr37 A T 6: 25,669,614 (GRCm39) I410N possibly damaging Het
Hivep2 G A 10: 14,015,169 (GRCm39) G1779R probably damaging Het
Ifna14 T C 4: 88,489,599 (GRCm39) Y146C probably damaging Het
Loxhd1 A G 18: 77,449,432 (GRCm39) D662G possibly damaging Het
Lrrc9 A T 12: 72,496,163 (GRCm39) I13F probably damaging Het
Map2k3 T A 11: 60,834,317 (GRCm39) I95N probably damaging Het
Mark1 A G 1: 184,637,807 (GRCm39) I594T probably damaging Het
Mettl14 T C 3: 123,168,474 (GRCm39) I189V possibly damaging Het
Msh2 C A 17: 88,030,841 (GRCm39) A906E probably benign Het
Odf4 C A 11: 68,813,672 (GRCm39) C133F probably damaging Het
Opa1 A T 16: 29,416,438 (GRCm39) Q106L probably damaging Het
Or10d5j T C 9: 39,868,216 (GRCm39) N5S probably damaging Het
Pax4 T G 6: 28,446,269 (GRCm39) S75R probably damaging Het
Ppfibp1 T A 6: 146,923,629 (GRCm39) probably null Het
Ptpn20 T C 14: 33,353,068 (GRCm39) I269T probably benign Het
Ptprq T C 10: 107,360,192 (GRCm39) Q2161R probably damaging Het
Rab22a A G 2: 173,503,280 (GRCm39) D31G probably damaging Het
Rap1gds1 A T 3: 138,664,817 (GRCm39) M296K probably damaging Het
Rfx1 A G 8: 84,819,840 (GRCm39) T692A probably damaging Het
Skint5 A T 4: 113,652,762 (GRCm39) F621I unknown Het
Spink5 A C 18: 44,132,924 (GRCm39) R513S possibly damaging Het
Srrm2 C T 17: 24,038,524 (GRCm39) probably benign Het
Srrt A G 5: 137,295,035 (GRCm39) probably null Het
Sun3 T C 11: 8,973,295 (GRCm39) Q134R possibly damaging Het
Tpo A G 12: 30,155,979 (GRCm39) V174A probably benign Het
Ucp1 A G 8: 84,020,832 (GRCm39) R183G possibly damaging Het
Vmn2r66 A G 7: 84,656,017 (GRCm39) V333A probably benign Het
Zfp108 G T 7: 23,960,163 (GRCm39) K251N probably benign Het
Zfp936 A G 7: 42,839,664 (GRCm39) Q377R probably damaging Het
Zkscan2 T C 7: 123,099,090 (GRCm39) E34G probably benign Het
Zup1 T A 10: 33,825,439 (GRCm39) E14D probably damaging Het
Other mutations in Sf3b2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00164:Sf3b2 APN 19 5,329,615 (GRCm39) missense probably benign 0.00
IGL01737:Sf3b2 APN 19 5,329,866 (GRCm39) splice site probably benign
IGL02205:Sf3b2 APN 19 5,333,765 (GRCm39) missense probably benign 0.01
R0184:Sf3b2 UTSW 19 5,333,700 (GRCm39) missense probably damaging 1.00
R0370:Sf3b2 UTSW 19 5,324,852 (GRCm39) missense probably damaging 1.00
R0371:Sf3b2 UTSW 19 5,324,852 (GRCm39) missense probably damaging 1.00
R0372:Sf3b2 UTSW 19 5,324,852 (GRCm39) missense probably damaging 1.00
R0373:Sf3b2 UTSW 19 5,324,852 (GRCm39) missense probably damaging 1.00
R0375:Sf3b2 UTSW 19 5,324,852 (GRCm39) missense probably damaging 1.00
R1606:Sf3b2 UTSW 19 5,338,026 (GRCm39) missense probably benign 0.00
R1609:Sf3b2 UTSW 19 5,345,061 (GRCm39) unclassified probably benign
R2566:Sf3b2 UTSW 19 5,325,118 (GRCm39) missense possibly damaging 0.92
R6208:Sf3b2 UTSW 19 5,325,126 (GRCm39) missense possibly damaging 0.82
R6275:Sf3b2 UTSW 19 5,333,678 (GRCm39) missense probably damaging 1.00
R6644:Sf3b2 UTSW 19 5,329,992 (GRCm39) splice site probably null
R6986:Sf3b2 UTSW 19 5,329,923 (GRCm39) missense probably benign
R7007:Sf3b2 UTSW 19 5,324,545 (GRCm39) missense probably benign 0.13
R8428:Sf3b2 UTSW 19 5,337,242 (GRCm39) missense possibly damaging 0.52
R8677:Sf3b2 UTSW 19 5,336,257 (GRCm39) missense probably damaging 0.99
R9041:Sf3b2 UTSW 19 5,324,872 (GRCm39) missense possibly damaging 0.47
Z1177:Sf3b2 UTSW 19 5,324,978 (GRCm39) missense probably benign 0.06
Predicted Primers PCR Primer
(F):5'- GTCCAACTCCAATTCCTCAGGC -3'
(R):5'- CTTATGGGCCTCCTTCAGTG -3'

Sequencing Primer
(F):5'- ACACCTTGCAATTCAGGGG -3'
(R):5'- TTCAGTGGCAGAACCTTCAG -3'
Posted On 2016-06-21