Incidental Mutation 'R0299:Atxn1'
ID 24806
Institutional Source Beutler Lab
Gene Symbol Atxn1
Ensembl Gene ENSMUSG00000046876
Gene Name ataxin 1
Synonyms Atx1, Sca1, 2900016G23Rik
MMRRC Submission 038513-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0299 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 45703231-46118467 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 45720645 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 417 (S417P)
Ref Sequence ENSEMBL: ENSMUSP00000137439 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000091628] [ENSMUST00000167708] [ENSMUST00000180110]
AlphaFold P54254
Predicted Effect probably damaging
Transcript: ENSMUST00000091628
AA Change: S417P

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000089217
Gene: ENSMUSG00000046876
AA Change: S417P

DomainStartEndE-ValueType
low complexity region 47 67 N/A INTRINSIC
low complexity region 153 168 N/A INTRINSIC
Pfam:ATXN-1_C 391 421 8.7e-15 PFAM
AXH 545 664 1.42e-82 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000167708
AA Change: S417P

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000129890
Gene: ENSMUSG00000046876
AA Change: S417P

DomainStartEndE-ValueType
low complexity region 47 67 N/A INTRINSIC
low complexity region 153 168 N/A INTRINSIC
Pfam:ATXN-1_C 391 421 8.7e-15 PFAM
AXH 545 664 1.42e-82 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000180110
AA Change: S417P

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000137439
Gene: ENSMUSG00000046876
AA Change: S417P

DomainStartEndE-ValueType
low complexity region 47 67 N/A INTRINSIC
low complexity region 153 168 N/A INTRINSIC
Pfam:ATXN-1_C 402 421 3e-10 PFAM
low complexity region 537 548 N/A INTRINSIC
Pfam:AXH 550 671 1.1e-44 PFAM
Meta Mutation Damage Score 0.1048 question?
Coding Region Coverage
  • 1x: 98.8%
  • 3x: 97.8%
  • 10x: 95.3%
  • 20x: 90.1%
Validation Efficiency 100% (61/61)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The autosomal dominant cerebellar ataxias (ADCA) are a heterogeneous group of neurodegenerative disorders characterized by progressive degeneration of the cerebellum, brain stem and spinal cord. Clinically, ADCA has been divided into three groups: ADCA types I-III. ADCAI is genetically heterogeneous, with five genetic loci, designated spinocerebellar ataxia (SCA) 1, 2, 3, 4 and 6, being assigned to five different chromosomes. ADCAII, which always presents with retinal degeneration (SCA7), and ADCAIII often referred to as the `pure' cerebellar syndrome (SCA5), are most likely homogeneous disorders. Several SCA genes have been cloned and shown to contain CAG repeats in their coding regions. ADCA is caused by the expansion of the CAG repeats, producing an elongated polyglutamine tract in the corresponding protein. The expanded repeats are variable in size and unstable, usually increasing in size when transmitted to successive generations. The function of the ataxins is not known. This locus has been mapped to chromosome 6, and it has been determined that the diseased allele contains 40-83 CAG repeats, compared to 6-39 in the normal allele, and is associated with spinocerebellar ataxia type 1 (SCA1). At least two transcript variants encoding the same protein have been found for this gene. [provided by RefSeq, Jul 2016]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit decreased exploration, impaired spatial working memory, impaired coordination, and decreased paired-pulse facilitation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930503L19Rik G A 18: 70,602,553 (GRCm39) Q87* probably null Het
4933427I04Rik A T 4: 123,754,615 (GRCm39) R176S possibly damaging Het
A2ml1 T G 6: 128,530,195 (GRCm39) probably benign Het
Abca13 G A 11: 9,248,076 (GRCm39) E2608K probably benign Het
Acp3 T C 9: 104,197,201 (GRCm39) E146G probably damaging Het
Adcy8 T A 15: 64,588,015 (GRCm39) D894V probably damaging Het
Ap4b1 T C 3: 103,717,262 (GRCm39) M1T probably null Het
Arg2 A G 12: 79,194,386 (GRCm39) D70G probably damaging Het
Btbd10 A T 7: 112,929,085 (GRCm39) S230T possibly damaging Het
Carmil1 T A 13: 24,266,003 (GRCm39) N253I probably damaging Het
Celf6 C A 9: 59,510,161 (GRCm39) T86K probably benign Het
Clec2h T C 6: 128,647,858 (GRCm39) V69A probably damaging Het
Col15a1 A T 4: 47,262,950 (GRCm39) D534V probably damaging Het
Col16a1 TCCCC TCCC 4: 129,952,111 (GRCm39) probably null Het
Degs1 A T 1: 182,106,836 (GRCm39) I141N probably damaging Het
Dnah1 C T 14: 30,998,115 (GRCm39) G2574D probably damaging Het
Dnah8 T A 17: 30,934,483 (GRCm39) F1489L possibly damaging Het
Dock10 T C 1: 80,514,646 (GRCm39) R1424G probably damaging Het
Elp2 T C 18: 24,767,466 (GRCm39) I716T probably benign Het
Frk T C 10: 34,360,367 (GRCm39) probably null Het
Fshr C G 17: 89,316,713 (GRCm39) S169T probably benign Het
Gin1 T A 1: 97,710,741 (GRCm39) S141R possibly damaging Het
Gm11596 G A 11: 99,683,770 (GRCm39) P117S unknown Het
Gm6327 T C 16: 12,579,061 (GRCm39) noncoding transcript Het
Hepacam2 A G 6: 3,476,121 (GRCm39) L268P probably damaging Het
Hps6 G A 19: 45,992,671 (GRCm39) V203M probably damaging Het
Hsd17b7 G A 1: 169,787,363 (GRCm39) probably benign Het
Il18rap A T 1: 40,564,218 (GRCm39) H112L probably benign Het
Il1r2 T A 1: 40,162,309 (GRCm39) Y317* probably null Het
Ints8 C A 4: 11,246,097 (GRCm39) V190L probably benign Het
Me2 A G 18: 73,903,744 (GRCm39) S575P probably benign Het
Mecom A G 3: 30,034,560 (GRCm39) L372P probably benign Het
Mss51 T A 14: 20,534,756 (GRCm39) Q338L possibly damaging Het
Muc2 C T 7: 141,306,466 (GRCm39) T296I probably damaging Het
Muc4 A T 16: 32,569,013 (GRCm39) probably benign Het
Neto1 G A 18: 86,479,445 (GRCm39) R211Q probably benign Het
Nisch A G 14: 30,893,881 (GRCm39) Y1231H probably damaging Het
Or10ak14 A T 4: 118,611,732 (GRCm39) M1K probably null Het
Or10ak9 A G 4: 118,726,613 (GRCm39) I212V probably benign Het
Pcsk6 T C 7: 65,688,791 (GRCm39) V820A probably benign Het
Pdcd10 T C 3: 75,434,958 (GRCm39) K111R probably damaging Het
Pdgfrb T A 18: 61,201,924 (GRCm39) V496E probably benign Het
Pelo A T 13: 115,225,439 (GRCm39) C40* probably null Het
Plxnc1 C T 10: 94,685,683 (GRCm39) probably null Het
Ptpru G A 4: 131,530,698 (GRCm39) Q519* probably null Het
Pzp A G 6: 128,472,293 (GRCm39) probably benign Het
Rad21 A T 15: 51,828,426 (GRCm39) D547E probably benign Het
Serpina1d A T 12: 103,732,016 (GRCm39) L281Q probably damaging Het
Serpina9 T C 12: 103,967,729 (GRCm39) N222S probably benign Het
Sh3bgrl2 A G 9: 83,459,612 (GRCm39) K57E probably damaging Het
Shtn1 T C 19: 59,007,383 (GRCm39) E289G probably benign Het
Sik3 T C 9: 46,120,038 (GRCm39) M659T possibly damaging Het
Slamf7 G A 1: 171,476,499 (GRCm39) probably benign Het
Sppl3 T A 5: 115,227,053 (GRCm39) probably benign Het
Suco G A 1: 161,681,379 (GRCm39) T253I probably benign Het
Tecta T C 9: 42,263,359 (GRCm39) D1409G probably damaging Het
Tram2 T C 1: 21,074,468 (GRCm39) D238G probably damaging Het
Trpm3 T C 19: 22,964,237 (GRCm39) M1244T possibly damaging Het
Trub1 A G 19: 57,472,057 (GRCm39) T178A possibly damaging Het
Ugcg G C 4: 59,217,036 (GRCm39) V187L possibly damaging Het
Vmn1r25 T A 6: 57,955,494 (GRCm39) Q265L probably damaging Het
Zfp821 G T 8: 110,450,862 (GRCm39) R285L probably damaging Het
Other mutations in Atxn1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01374:Atxn1 APN 13 45,721,903 (GRCm39) utr 5 prime probably benign
IGL01467:Atxn1 APN 13 45,720,669 (GRCm39) missense probably damaging 1.00
IGL01482:Atxn1 APN 13 45,710,790 (GRCm39) missense probably benign 0.00
IGL01512:Atxn1 APN 13 45,720,077 (GRCm39) missense probably damaging 0.99
IGL01735:Atxn1 APN 13 45,720,198 (GRCm39) missense probably damaging 1.00
IGL02005:Atxn1 APN 13 45,721,701 (GRCm39) missense probably benign 0.00
IGL02333:Atxn1 APN 13 45,720,680 (GRCm39) missense probably damaging 1.00
Cormorant UTSW 13 45,710,545 (GRCm39) missense probably damaging 1.00
pelagic UTSW 13 45,720,288 (GRCm39) missense probably benign 0.05
R0136:Atxn1 UTSW 13 45,720,645 (GRCm39) missense probably damaging 0.99
R0180:Atxn1 UTSW 13 45,711,024 (GRCm39) missense probably damaging 1.00
R0540:Atxn1 UTSW 13 45,711,006 (GRCm39) missense probably damaging 1.00
R1220:Atxn1 UTSW 13 45,710,899 (GRCm39) missense probably benign 0.08
R1484:Atxn1 UTSW 13 45,711,052 (GRCm39) nonsense probably null
R1532:Atxn1 UTSW 13 45,720,386 (GRCm39) missense possibly damaging 0.95
R1885:Atxn1 UTSW 13 45,721,280 (GRCm39) missense probably benign 0.27
R2277:Atxn1 UTSW 13 45,710,544 (GRCm39) missense probably damaging 0.99
R2847:Atxn1 UTSW 13 45,720,175 (GRCm39) missense probably damaging 1.00
R2849:Atxn1 UTSW 13 45,720,175 (GRCm39) missense probably damaging 1.00
R4326:Atxn1 UTSW 13 46,119,443 (GRCm39) unclassified probably benign
R4626:Atxn1 UTSW 13 45,720,575 (GRCm39) missense probably damaging 1.00
R4768:Atxn1 UTSW 13 45,711,024 (GRCm39) missense probably damaging 1.00
R4944:Atxn1 UTSW 13 45,720,407 (GRCm39) missense probably damaging 1.00
R5011:Atxn1 UTSW 13 45,710,545 (GRCm39) missense probably damaging 1.00
R5061:Atxn1 UTSW 13 45,710,569 (GRCm39) missense probably damaging 1.00
R5293:Atxn1 UTSW 13 45,721,844 (GRCm39) missense probably damaging 1.00
R5299:Atxn1 UTSW 13 45,710,730 (GRCm39) missense probably benign 0.14
R5561:Atxn1 UTSW 13 45,720,347 (GRCm39) missense possibly damaging 0.49
R5667:Atxn1 UTSW 13 45,710,853 (GRCm39) missense probably benign 0.17
R6092:Atxn1 UTSW 13 45,720,288 (GRCm39) missense probably benign 0.05
R6272:Atxn1 UTSW 13 45,721,238 (GRCm39) missense possibly damaging 0.49
R6372:Atxn1 UTSW 13 45,710,932 (GRCm39) missense probably damaging 1.00
R6688:Atxn1 UTSW 13 45,721,147 (GRCm39) missense probably damaging 0.99
R6997:Atxn1 UTSW 13 45,721,095 (GRCm39) missense probably benign 0.04
R7041:Atxn1 UTSW 13 45,720,311 (GRCm39) missense probably damaging 1.00
R7578:Atxn1 UTSW 13 45,720,834 (GRCm39) missense probably benign 0.02
R7600:Atxn1 UTSW 13 45,710,536 (GRCm39) missense possibly damaging 0.90
R8112:Atxn1 UTSW 13 45,721,433 (GRCm39) missense probably benign
R8297:Atxn1 UTSW 13 45,720,505 (GRCm39) missense probably benign
R8411:Atxn1 UTSW 13 45,720,032 (GRCm39) missense probably benign 0.02
R8482:Atxn1 UTSW 13 45,721,426 (GRCm39) missense possibly damaging 0.75
R9022:Atxn1 UTSW 13 45,720,891 (GRCm39) missense probably damaging 1.00
R9269:Atxn1 UTSW 13 45,710,680 (GRCm39) missense probably benign 0.01
R9310:Atxn1 UTSW 13 45,721,494 (GRCm39) missense probably damaging 1.00
R9514:Atxn1 UTSW 13 45,721,433 (GRCm39) missense probably benign
R9626:Atxn1 UTSW 13 45,710,796 (GRCm39) missense possibly damaging 0.92
R9673:Atxn1 UTSW 13 45,710,622 (GRCm39) missense probably benign 0.01
R9744:Atxn1 UTSW 13 45,721,299 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- TGCAGCAAACTGGGGTGATGAC -3'
(R):5'- TGTGATGGTTCTGCCTAATAGCAGC -3'

Sequencing Primer
(F):5'- GCGTGTCCATGTCAGGG -3'
(R):5'- TTCTGCCTAATAGCAGCACACC -3'
Posted On 2013-04-16