Incidental Mutation 'R2169:Ddx18'
ID 235648
Institutional Source Beutler Lab
Gene Symbol Ddx18
Ensembl Gene ENSMUSG00000001674
Gene Name DEAD box helicase 18
Synonyms 2310005B10Rik, DEAD (Asp-Glu-Ala-Asp) box polypeptide 18
MMRRC Submission 040172-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.966) question?
Stock # R2169 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 121481564-121495709 bp(-) (GRCm39)
Type of Mutation critical splice donor site (2 bp from exon)
DNA Base Change (assembly) A to T at 121486138 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Gene Model predicted gene model for transcript(s): [ENSMUST00000001724]
AlphaFold Q8K363
Predicted Effect probably null
Transcript: ENSMUST00000001724
SMART Domains Protein: ENSMUSP00000001724
Gene: ENSMUSG00000001674

DomainStartEndE-ValueType
coiled coil region 2 32 N/A INTRINSIC
internal_repeat_1 36 75 1.67e-5 PROSPERO
internal_repeat_1 66 105 1.67e-5 PROSPERO
low complexity region 109 117 N/A INTRINSIC
low complexity region 127 142 N/A INTRINSIC
DEXDc 188 393 1.95e-56 SMART
low complexity region 401 417 N/A INTRINSIC
HELICc 429 510 2.84e-26 SMART
DUF4217 550 613 1.65e-26 SMART
low complexity region 620 638 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000134417
SMART Domains Protein: ENSMUSP00000114149
Gene: ENSMUSG00000001674

DomainStartEndE-ValueType
Blast:DEXDc 2 47 2e-22 BLAST
HELICc 65 146 2.84e-26 SMART
Predicted Effect probably null
Transcript: ENSMUST00000134417
SMART Domains Protein: ENSMUSP00000114149
Gene: ENSMUSG00000001674

DomainStartEndE-ValueType
Blast:DEXDc 2 47 2e-22 BLAST
HELICc 65 146 2.84e-26 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148809
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.5%
  • 20x: 95.6%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] 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. This gene encodes a DEAD box protein, and it is activated by Myc protein. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4833420G17Rik A G 13: 119,622,349 (GRCm39) T606A probably benign Het
Adtrp T A 13: 41,920,905 (GRCm39) S221C possibly damaging Het
Ap1g2 T A 14: 55,336,797 (GRCm39) probably null Het
Arhgef5 A T 6: 43,251,354 (GRCm39) M702L probably benign Het
Axdnd1 A G 1: 156,245,879 (GRCm39) V34A probably damaging Het
Ccdc154 T A 17: 25,389,897 (GRCm39) V509E probably damaging Het
Cttnbp2 C T 6: 18,426,096 (GRCm39) D761N probably benign Het
Dipk1a A T 5: 108,057,325 (GRCm39) L411* probably null Het
Fam241b A T 10: 61,945,745 (GRCm39) I4N probably damaging Het
Gm5800 T C 14: 51,951,135 (GRCm39) K155E possibly damaging Het
Hemgn T A 4: 46,396,417 (GRCm39) H273L possibly damaging Het
Hsp90aa1 A G 12: 110,659,168 (GRCm39) V543A probably damaging Het
Hspa1l A G 17: 35,196,299 (GRCm39) K113E probably benign Het
Hspb2 A G 9: 50,663,015 (GRCm39) I38T probably damaging Het
Htt A T 5: 35,034,819 (GRCm39) E2021D probably benign Het
Lrpprc C T 17: 85,077,505 (GRCm39) R394Q probably benign Het
Lrrc8b T C 5: 105,629,753 (GRCm39) Y700H probably damaging Het
Mefv A G 16: 3,528,752 (GRCm39) V593A probably benign Het
Mrgprh C T 17: 13,095,856 (GRCm39) T32M probably benign Het
Mrpl18 A G 17: 13,132,655 (GRCm39) probably null Het
Muc1 A G 3: 89,138,903 (GRCm39) E504G probably damaging Het
Ndufa13 G A 8: 70,347,169 (GRCm39) A77V probably damaging Het
Or8g33 A G 9: 39,337,654 (GRCm39) F238L possibly damaging Het
Pgbd5 T A 8: 125,111,363 (GRCm39) probably null Het
Pgm5 T A 19: 24,812,179 (GRCm39) I118F probably damaging Het
Phyhip T C 14: 70,704,572 (GRCm39) F264L possibly damaging Het
Polr3e C T 7: 120,531,360 (GRCm39) R176W probably damaging Het
Prkacb C T 3: 146,452,438 (GRCm39) probably null Het
Rab19 T G 6: 39,360,975 (GRCm39) V41G possibly damaging Het
Rapgef5 A G 12: 117,679,130 (GRCm39) Y234C probably benign Het
Slc26a5 T C 5: 22,018,863 (GRCm39) T659A probably damaging Het
Slc6a2 G A 8: 93,720,729 (GRCm39) V449I probably benign Het
Stab2 A G 10: 86,723,726 (GRCm39) S1490P probably damaging Het
Tln1 T C 4: 43,548,005 (GRCm39) T713A probably damaging Het
Tmc6 A T 11: 117,659,932 (GRCm39) L732Q probably damaging Het
Unc80 C T 1: 66,560,740 (GRCm39) H823Y possibly damaging Het
Vmn1r203 A T 13: 22,708,905 (GRCm39) K229* probably null Het
Xylt1 G A 7: 117,266,660 (GRCm39) G893R probably damaging Het
Ythdf1 A T 2: 180,553,907 (GRCm39) S69T probably damaging Het
Zfp114 C T 7: 23,880,509 (GRCm39) T285I probably benign Het
Zfp458 T C 13: 67,405,113 (GRCm39) E439G probably damaging Het
Zfp65 G A 13: 67,858,499 (GRCm39) T55I probably damaging Het
Zmym1 C T 4: 126,947,996 (GRCm39) probably null Het
Other mutations in Ddx18
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01531:Ddx18 APN 1 121,492,315 (GRCm39) missense probably benign 0.00
IGL01999:Ddx18 APN 1 121,489,457 (GRCm39) missense probably benign 0.19
IGL03056:Ddx18 APN 1 121,492,264 (GRCm39) missense probably benign 0.00
IGL03388:Ddx18 APN 1 121,493,652 (GRCm39) missense possibly damaging 0.86
R0550:Ddx18 UTSW 1 121,483,104 (GRCm39) missense probably benign 0.40
R1883:Ddx18 UTSW 1 121,495,645 (GRCm39) start gained probably benign
R1940:Ddx18 UTSW 1 121,482,953 (GRCm39) missense probably damaging 1.00
R3113:Ddx18 UTSW 1 121,493,877 (GRCm39) missense possibly damaging 0.65
R3414:Ddx18 UTSW 1 121,489,878 (GRCm39) missense probably benign
R3763:Ddx18 UTSW 1 121,489,106 (GRCm39) missense probably damaging 0.99
R4011:Ddx18 UTSW 1 121,489,810 (GRCm39) missense probably benign 0.01
R4293:Ddx18 UTSW 1 121,489,121 (GRCm39) missense probably benign 0.10
R4333:Ddx18 UTSW 1 121,492,331 (GRCm39) missense probably benign 0.01
R4964:Ddx18 UTSW 1 121,493,823 (GRCm39) missense probably benign 0.00
R5160:Ddx18 UTSW 1 121,493,608 (GRCm39) critical splice donor site probably null
R5187:Ddx18 UTSW 1 121,489,857 (GRCm39) missense probably damaging 0.98
R5259:Ddx18 UTSW 1 121,495,518 (GRCm39) critical splice donor site probably null
R5656:Ddx18 UTSW 1 121,489,087 (GRCm39) missense probably damaging 1.00
R7949:Ddx18 UTSW 1 121,483,047 (GRCm39) missense probably damaging 1.00
R8291:Ddx18 UTSW 1 121,487,904 (GRCm39) missense probably damaging 0.99
R8318:Ddx18 UTSW 1 121,493,816 (GRCm39) missense probably benign 0.13
R9053:Ddx18 UTSW 1 121,489,135 (GRCm39) missense probably damaging 1.00
R9114:Ddx18 UTSW 1 121,489,267 (GRCm39) missense probably damaging 1.00
R9621:Ddx18 UTSW 1 121,489,132 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ACCAGCTGGACCTATCAGTC -3'
(R):5'- TGGTAGCAGCTCCACAATTGG -3'

Sequencing Primer
(F):5'- TGGACCTATCAGTCTAAGGACCTAG -3'
(R):5'- GCAGCTCCACAATTGGTTATTTG -3'
Posted On 2014-10-01