Incidental Mutation 'R6659:Ddx46'
ID 526779
Institutional Source Beutler Lab
Gene Symbol Ddx46
Ensembl Gene ENSMUSG00000021500
Gene Name DEAD box helicase 46
Synonyms 8430438J23Rik, DEAD (Asp-Glu-Ala-Asp) box polypeptide 46, 2200005K02Rik
MMRRC Submission 044779-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.965) question?
Stock # R6659 (G1)
Quality Score 225.009
Status Not validated
Chromosome 13
Chromosomal Location 55782840-55829069 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 55817537 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 721 (T721A)
Ref Sequence ENSEMBL: ENSMUSP00000153328 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000099479] [ENSMUST00000172272] [ENSMUST00000223736]
AlphaFold Q569Z5
Predicted Effect probably damaging
Transcript: ENSMUST00000099479
AA Change: T717A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000097078
Gene: ENSMUSG00000021500
AA Change: T717A

DomainStartEndE-ValueType
low complexity region 9 109 N/A INTRINSIC
Blast:DEXDc 110 348 4e-76 BLAST
DEXDc 391 592 3.27e-49 SMART
HELICc 629 710 1.55e-27 SMART
low complexity region 760 776 N/A INTRINSIC
low complexity region 798 813 N/A INTRINSIC
internal_repeat_1 855 894 6.68e-7 PROSPERO
low complexity region 911 925 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000172272
AA Change: T721A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000133245
Gene: ENSMUSG00000021500
AA Change: T721A

DomainStartEndE-ValueType
low complexity region 9 109 N/A INTRINSIC
Blast:DEXDc 110 348 5e-76 BLAST
DEXDc 391 596 8.03e-67 SMART
HELICc 633 714 1.55e-27 SMART
low complexity region 764 780 N/A INTRINSIC
low complexity region 802 817 N/A INTRINSIC
internal_repeat_1 859 898 1.04e-6 PROSPERO
low complexity region 915 929 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000223736
AA Change: T721A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000224551
Predicted Effect probably benign
Transcript: ENSMUST00000231097
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.8%
  • 20x: 93.5%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the DEAD box protein family. DEAD box proteins, characterized by the conserved motif Asp-Glu-Ala-Asp (DEAD), are putative RNA helicases. They are implicated in a number of cellular processes involving alteration of RNA secondary structure, such as translation initiation, nuclear and mitochondrial splicing, and ribosome and spliceosome assembly. Based on their distribution patterns, some members of this family are believed to be involved in embryogenesis, spermatogenesis, and cellular growth and division. The protein encoded by this gene is a component of the 17S U2 snRNP complex; it plays an important role in pre-mRNA splicing. Multiple alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Jul 2014]
Allele List at MGI
Other mutations in this stock
Total: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acap2 T C 16: 30,950,133 (GRCm39) D212G probably damaging Het
Add1 C T 5: 34,770,639 (GRCm39) A250V possibly damaging Het
Atxn2 A G 5: 121,916,027 (GRCm39) N411S probably benign Het
AW551984 T C 9: 39,500,395 (GRCm39) T788A probably benign Het
Bhlhe40 TG TGG 6: 108,641,818 (GRCm39) 254 probably null Het
Eif2b1 G A 5: 124,717,171 (GRCm39) probably benign Het
Eif4g3 A G 4: 137,905,243 (GRCm39) K1241E probably damaging Het
Engase T A 11: 118,372,142 (GRCm39) Y145N probably benign Het
Fbrs C A 7: 127,087,091 (GRCm39) A674D probably damaging Het
Gm4884 G A 7: 40,694,046 (GRCm39) G672R probably damaging Het
Hjurp GT GTT 1: 88,194,246 (GRCm39) probably null Het
Iars2 T A 1: 185,020,273 (GRCm39) I954F possibly damaging Het
Itgad A T 7: 127,785,120 (GRCm39) I310F probably damaging Het
Kcnmb3 A G 3: 32,526,594 (GRCm39) V199A possibly damaging Het
Kctd12 G T 14: 103,219,622 (GRCm39) D85E probably damaging Het
Lama1 G A 17: 68,125,630 (GRCm39) R2929H probably damaging Het
Lgmn T A 12: 102,368,951 (GRCm39) Y176F probably benign Het
Lipo3 A G 19: 33,533,828 (GRCm39) F335L possibly damaging Het
Map2k3 T C 11: 60,833,150 (GRCm39) S46P probably benign Het
Megf8 C A 7: 25,058,159 (GRCm39) H2144Q probably benign Het
Neb A T 2: 52,124,365 (GRCm39) W3694R probably damaging Het
Nek10 A G 14: 14,861,684 (GRCm38) E580G probably benign Het
Obscn G A 11: 58,929,835 (GRCm39) P5930S probably damaging Het
Palld A G 8: 61,986,477 (GRCm39) F621L probably benign Het
Pkn2 A T 3: 142,509,348 (GRCm39) I732N probably damaging Het
Plpbp T A 8: 27,542,307 (GRCm39) I214N possibly damaging Het
Ppp1r37 A G 7: 19,266,048 (GRCm39) S573P probably benign Het
Prg4 C A 1: 150,336,432 (GRCm39) C97F probably damaging Het
Prmt2 T C 10: 76,053,208 (GRCm39) D269G possibly damaging Het
Ptbp3 T A 4: 59,517,640 (GRCm39) L80F probably damaging Het
Reep1 T A 6: 71,750,179 (GRCm39) F64I probably damaging Het
Srcap C A 7: 127,141,563 (GRCm39) P1720Q probably damaging Het
Ssr1 A T 13: 38,171,666 (GRCm39) F124I probably damaging Het
Tbx18 A G 9: 87,589,864 (GRCm39) L358P probably damaging Het
Tfpt T C 7: 3,623,835 (GRCm39) K71E probably benign Het
Tmem132a C A 19: 10,837,685 (GRCm39) G542C probably damaging Het
Tmem135 C A 7: 88,956,371 (GRCm39) L81F probably benign Het
Tmem135 A T 7: 88,956,372 (GRCm39) L81* probably null Het
Vmn2r111 T C 17: 22,778,032 (GRCm39) N549S possibly damaging Het
Washc5 A G 15: 59,212,739 (GRCm39) probably null Het
Zfp24 T C 18: 24,150,391 (GRCm39) E173G possibly damaging Het
Zgrf1 T C 3: 127,410,155 (GRCm39) I1814T probably damaging Het
Other mutations in Ddx46
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01021:Ddx46 APN 13 55,814,145 (GRCm39) nonsense probably null
IGL01137:Ddx46 APN 13 55,817,530 (GRCm39) nonsense probably null
IGL01432:Ddx46 APN 13 55,785,835 (GRCm39) splice site probably benign
IGL01575:Ddx46 APN 13 55,801,996 (GRCm39) splice site probably benign
IGL01673:Ddx46 APN 13 55,800,861 (GRCm39) missense probably damaging 1.00
IGL01868:Ddx46 APN 13 55,787,683 (GRCm39) nonsense probably null
IGL01945:Ddx46 APN 13 55,802,885 (GRCm39) nonsense probably null
IGL02106:Ddx46 APN 13 55,825,416 (GRCm39) unclassified probably benign
IGL03288:Ddx46 APN 13 55,785,907 (GRCm39) missense unknown
immersion UTSW 13 55,823,892 (GRCm39) missense probably damaging 1.00
steeped UTSW 13 55,798,291 (GRCm39) missense probably damaging 1.00
R0270:Ddx46 UTSW 13 55,821,917 (GRCm39) missense probably benign 0.00
R0631:Ddx46 UTSW 13 55,787,590 (GRCm39) splice site probably benign
R1082:Ddx46 UTSW 13 55,802,909 (GRCm39) missense possibly damaging 0.87
R1502:Ddx46 UTSW 13 55,811,122 (GRCm39) missense possibly damaging 0.89
R2081:Ddx46 UTSW 13 55,821,829 (GRCm39) missense probably benign 0.00
R2256:Ddx46 UTSW 13 55,795,521 (GRCm39) missense possibly damaging 0.50
R4366:Ddx46 UTSW 13 55,811,049 (GRCm39) missense probably benign 0.10
R4856:Ddx46 UTSW 13 55,786,012 (GRCm39) missense unknown
R4886:Ddx46 UTSW 13 55,786,012 (GRCm39) missense unknown
R5001:Ddx46 UTSW 13 55,800,732 (GRCm39) missense probably damaging 0.98
R5152:Ddx46 UTSW 13 55,806,843 (GRCm39) missense probably damaging 1.00
R5258:Ddx46 UTSW 13 55,800,837 (GRCm39) missense possibly damaging 0.95
R5278:Ddx46 UTSW 13 55,823,851 (GRCm39) missense probably damaging 0.97
R5806:Ddx46 UTSW 13 55,811,150 (GRCm39) missense possibly damaging 0.93
R6627:Ddx46 UTSW 13 55,800,748 (GRCm39) missense probably benign 0.15
R6838:Ddx46 UTSW 13 55,787,748 (GRCm39) critical splice donor site probably null
R7235:Ddx46 UTSW 13 55,811,053 (GRCm39) missense probably benign 0.01
R7537:Ddx46 UTSW 13 55,798,291 (GRCm39) missense probably damaging 1.00
R7664:Ddx46 UTSW 13 55,806,864 (GRCm39) missense probably damaging 1.00
R7673:Ddx46 UTSW 13 55,806,972 (GRCm39) missense probably benign 0.01
R7704:Ddx46 UTSW 13 55,821,832 (GRCm39) missense probably benign 0.00
R7943:Ddx46 UTSW 13 55,817,535 (GRCm39) missense probably damaging 1.00
R8188:Ddx46 UTSW 13 55,814,029 (GRCm39) missense possibly damaging 0.95
R8324:Ddx46 UTSW 13 55,811,727 (GRCm39) missense probably damaging 1.00
R8880:Ddx46 UTSW 13 55,814,033 (GRCm39) missense probably benign 0.07
R9059:Ddx46 UTSW 13 55,799,921 (GRCm39) missense probably benign 0.00
R9141:Ddx46 UTSW 13 55,823,892 (GRCm39) missense probably damaging 1.00
R9167:Ddx46 UTSW 13 55,802,915 (GRCm39) missense probably null 1.00
R9199:Ddx46 UTSW 13 55,825,342 (GRCm39) missense probably damaging 1.00
R9295:Ddx46 UTSW 13 55,811,599 (GRCm39) missense possibly damaging 0.95
R9613:Ddx46 UTSW 13 55,787,749 (GRCm39) critical splice donor site probably null
R9703:Ddx46 UTSW 13 55,824,635 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GGGCTCCAAGTTTCTCTTCATG -3'
(R):5'- TCACAGTCGTGCTAATGATTCCTC -3'

Sequencing Primer
(F):5'- ATAGCACCGAGGGACCTGTG -3'
(R):5'- CAGTCGTGCTAATGATTCCTCCAAAG -3'
Posted On 2018-07-23