Incidental Mutation 'R5607:Sf3a3'
ID 439327
Institutional Source Beutler Lab
Gene Symbol Sf3a3
Ensembl Gene ENSMUSG00000028902
Gene Name splicing factor 3a, subunit 3
Synonyms 4930512K19Rik, 60kDa
MMRRC Submission 043271-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.969) question?
Stock # R5607 (G1)
Quality Score 225
Status Validated
Chromosome 4
Chromosomal Location 124608569-124626253 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 124608746 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Valine at position 20 (D20V)
Ref Sequence ENSEMBL: ENSMUSP00000030734 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030734]
AlphaFold Q9D554
Predicted Effect probably damaging
Transcript: ENSMUST00000030734
AA Change: D20V

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000030734
Gene: ENSMUSG00000028902
AA Change: D20V

DomainStartEndE-ValueType
Pfam:SF3a60_bindingd 74 100 3e-19 PFAM
Pfam:SF3A3 129 207 7.9e-27 PFAM
Pfam:Telomere_Sde2_2 244 303 3.1e-31 PFAM
low complexity region 354 377 N/A INTRINSIC
ZnF_C2H2 406 431 9.3e-1 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000119850
Predicted Effect noncoding transcript
Transcript: ENSMUST00000154712
Meta Mutation Damage Score 0.5630 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.7%
  • 20x: 96.8%
Validation Efficiency 96% (54/56)
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 3a protein complex. The splicing factor 3a heterotrimer includes subunits 1, 2 and 3 and is necessary for the in vitro conversion of 15S U2 snRNP into an active 17S particle that performs pre-mRNA splicing. Subunit 3 interacts with subunit 1 through its amino-terminus while the zinc finger domain of subunit 3 plays a role in its binding to the 15S U2 snRNP. This gene has a pseudogene on chromosome 20. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Mar 2016]
Allele List at MGI
Other mutations in this stock
Total: 53 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrl1 G T 8: 84,663,886 (GRCm39) G1118W probably damaging Het
Ajap1 T A 4: 153,516,661 (GRCm39) T227S possibly damaging Het
Ankmy1 A G 1: 92,804,740 (GRCm39) F851S probably damaging Het
Blvrb C T 7: 27,158,894 (GRCm39) P98L probably benign Het
Bmpr1b C A 3: 141,563,283 (GRCm39) M220I possibly damaging Het
Cacna1e T A 1: 154,347,086 (GRCm39) N1027I probably benign Het
Cacng4 A T 11: 107,625,610 (GRCm39) V327E probably damaging Het
Casp1 T C 9: 5,303,143 (GRCm39) V199A probably damaging Het
Cdh13 A T 8: 119,484,213 (GRCm39) D158V probably benign Het
Cenpe C A 3: 134,940,837 (GRCm39) S662* probably null Het
Ctnna1 A G 18: 35,382,795 (GRCm39) D647G probably benign Het
Dennd5a C A 7: 109,518,630 (GRCm39) E480* probably null Het
Exoc6 T A 19: 37,566,977 (GRCm39) V258D probably benign Het
Fchsd1 C T 18: 38,092,926 (GRCm39) probably benign Het
Fmn2 G A 1: 174,437,377 (GRCm39) C1116Y probably damaging Het
H2-Aa T C 17: 34,502,816 (GRCm39) T117A possibly damaging Het
Ktn1 TTGTTGTCTTTGTGTT TTGTT 14: 47,971,554 (GRCm39) probably benign Het
Lig1 C A 7: 13,039,933 (GRCm39) T715N probably damaging Het
Lrrc31 C A 3: 30,743,994 (GRCm39) probably null Het
Mcm6 T C 1: 128,283,326 (GRCm39) T60A probably damaging Het
Mex3c T A 18: 73,723,014 (GRCm39) M369K possibly damaging Het
Mmp14 T C 14: 54,676,869 (GRCm39) Y428H probably damaging Het
Msh6 A G 17: 88,294,329 (GRCm39) D1028G probably damaging Het
Myo9a T C 9: 59,771,227 (GRCm39) V933A probably damaging Het
Nepn A T 10: 52,277,233 (GRCm39) D323V probably benign Het
Nrf1 C T 6: 30,126,245 (GRCm39) A150V probably damaging Het
Nxpe5 A G 5: 138,238,033 (GRCm39) T199A probably benign Het
Obscn T G 11: 59,013,674 (GRCm39) K1150Q probably benign Het
Or12j5 A C 7: 140,084,318 (GRCm39) V18G probably benign Het
Or52s1b T C 7: 102,822,056 (GRCm39) T263A probably damaging Het
Or52z12 G A 7: 103,233,506 (GRCm39) W92* probably null Het
Or7a38 A G 10: 78,752,933 (GRCm39) I86M possibly damaging Het
Or7e170 T A 9: 19,795,272 (GRCm39) M110L probably benign Het
Otop1 G A 5: 38,451,848 (GRCm39) G184S possibly damaging Het
Pkp2 G T 16: 16,078,239 (GRCm39) D494Y probably damaging Het
Pop5 G A 5: 115,378,260 (GRCm39) R68Q probably damaging Het
Ppp1r13b T C 12: 111,800,223 (GRCm39) D518G probably benign Het
Preb G T 5: 31,117,307 (GRCm39) probably benign Het
Qrfpr A G 3: 36,235,114 (GRCm39) V292A possibly damaging Het
Rag1 G A 2: 101,474,137 (GRCm39) T335I probably damaging Het
Rbbp6 T A 7: 122,596,309 (GRCm39) V617E probably damaging Het
Slco1b2 A G 6: 141,631,312 (GRCm39) N649D probably benign Het
Smarcal1 A G 1: 72,625,372 (GRCm39) D173G probably benign Het
Smg7 A G 1: 152,718,985 (GRCm39) L914P probably damaging Het
Tbc1d32 A T 10: 56,005,246 (GRCm39) S796T possibly damaging Het
Tex14 A G 11: 87,413,404 (GRCm39) T1052A probably benign Het
Tspan1 A G 4: 116,021,277 (GRCm39) V109A possibly damaging Het
Ttbk2 A G 2: 120,637,305 (GRCm39) V51A possibly damaging Het
Tubgcp6 A G 15: 88,995,353 (GRCm39) V419A probably benign Het
Ubr2 G T 17: 47,245,126 (GRCm39) C1633* probably null Het
Uggt2 C T 14: 119,326,611 (GRCm39) G200D possibly damaging Het
Vmn2r25 T C 6: 123,805,318 (GRCm39) E513G possibly damaging Het
Zscan22 G A 7: 12,640,919 (GRCm39) G388S probably damaging Het
Other mutations in Sf3a3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01622:Sf3a3 APN 4 124,612,136 (GRCm39) missense possibly damaging 0.93
IGL01623:Sf3a3 APN 4 124,612,136 (GRCm39) missense possibly damaging 0.93
PIT4495001:Sf3a3 UTSW 4 124,622,113 (GRCm39) missense probably damaging 1.00
R0070:Sf3a3 UTSW 4 124,608,748 (GRCm39) missense probably benign 0.04
R1441:Sf3a3 UTSW 4 124,618,935 (GRCm39) missense probably damaging 0.99
R1858:Sf3a3 UTSW 4 124,623,288 (GRCm39) missense probably damaging 1.00
R1928:Sf3a3 UTSW 4 124,615,886 (GRCm39) missense possibly damaging 0.56
R1943:Sf3a3 UTSW 4 124,609,694 (GRCm39) missense possibly damaging 0.95
R2101:Sf3a3 UTSW 4 124,612,136 (GRCm39) missense possibly damaging 0.93
R2984:Sf3a3 UTSW 4 124,612,202 (GRCm39) missense probably damaging 1.00
R3434:Sf3a3 UTSW 4 124,618,870 (GRCm39) missense possibly damaging 0.95
R4366:Sf3a3 UTSW 4 124,618,932 (GRCm39) missense probably benign
R4711:Sf3a3 UTSW 4 124,621,974 (GRCm39) missense probably benign 0.01
R5032:Sf3a3 UTSW 4 124,618,959 (GRCm39) missense probably benign 0.17
R5464:Sf3a3 UTSW 4 124,622,033 (GRCm39) critical splice donor site probably null
R5997:Sf3a3 UTSW 4 124,615,851 (GRCm39) missense probably damaging 0.99
R6166:Sf3a3 UTSW 4 124,617,177 (GRCm39) intron probably benign
R7030:Sf3a3 UTSW 4 124,616,673 (GRCm39) missense probably damaging 1.00
R7038:Sf3a3 UTSW 4 124,622,219 (GRCm39) missense probably benign 0.16
R7157:Sf3a3 UTSW 4 124,616,693 (GRCm39) missense probably damaging 0.98
R7184:Sf3a3 UTSW 4 124,608,772 (GRCm39) missense probably benign 0.10
R7250:Sf3a3 UTSW 4 124,616,708 (GRCm39) missense probably benign 0.03
R9212:Sf3a3 UTSW 4 124,621,921 (GRCm39) missense possibly damaging 0.67
Z1176:Sf3a3 UTSW 4 124,608,694 (GRCm39) missense possibly damaging 0.92
Predicted Primers PCR Primer
(F):5'- AACTTTGGTGCAGCCGGATG -3'
(R):5'- TTAGCAGTTGGAAAGAGCACCC -3'

Sequencing Primer
(F):5'- ATGCTGCGCGCTGAGAC -3'
(R):5'- CCTCGGAGGACGTTAACGAG -3'
Posted On 2016-10-26