Incidental Mutation 'IGL02072:Ddx20'
ID 185841
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Ddx20
Ensembl Gene ENSMUSG00000027905
Gene Name DEAD box helicase 20
Synonyms DEAD (Asp-Glu-Ala-Asp) box polypeptide 20, GEMIN3, dp103
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL02072
Quality Score
Status
Chromosome 3
Chromosomal Location 105585586-105594890 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 105587943 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Glutamic Acid at position 379 (V379E)
Ref Sequence ENSEMBL: ENSMUSP00000088176 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090680] [ENSMUST00000200078]
AlphaFold Q9JJY4
Predicted Effect probably damaging
Transcript: ENSMUST00000090680
AA Change: V379E

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000088176
Gene: ENSMUSG00000027905
AA Change: V379E

DomainStartEndE-ValueType
low complexity region 20 33 N/A INTRINSIC
DEXDc 82 280 7.47e-44 SMART
HELICc 324 405 2.8e-25 SMART
low complexity region 434 445 N/A INTRINSIC
low complexity region 646 668 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000132008
Predicted Effect probably benign
Transcript: ENSMUST00000200078
SMART Domains Protein: ENSMUSP00000142675
Gene: ENSMUSG00000027905

DomainStartEndE-ValueType
low complexity region 20 33 N/A INTRINSIC
Pfam:DEAD 87 134 7.6e-5 PFAM
Coding Region Coverage
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, which has an ATPase activity and is a component of the survival of motor neurons (SMN) complex. This protein interacts directly with SMN, the spinal muscular atrophy gene product, and may play a catalytic role in the function of the SMN complex on RNPs. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a null allele fail to implant and develop past the 2-cell stage. Heterozygous null females are viable, healthy and fertile but show increased ovary weight, a greater number of empty follicles, a prolonged estrous phase, and reduced nocturnal and stress-induced serum ACTH levels. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930595D18Rik T A 12: 111,128,254 (GRCm39) probably benign Het
Atm A G 9: 53,371,096 (GRCm39) S2251P probably benign Het
C1qtnf6 T A 15: 78,411,551 (GRCm39) K42* probably null Het
Dnah7a A T 1: 53,644,986 (GRCm39) W1017R probably damaging Het
Eif2s1 T A 12: 78,926,788 (GRCm39) N179K probably benign Het
Exosc9 A T 3: 36,608,821 (GRCm39) N140I probably damaging Het
Fancg A C 4: 43,007,062 (GRCm39) H238Q probably benign Het
Fyttd1 A G 16: 32,721,031 (GRCm39) I110V probably damaging Het
G6pd2 A T 5: 61,966,753 (GRCm39) D176V probably damaging Het
Gm5114 A G 7: 39,060,826 (GRCm39) S8P probably benign Het
Hoxa1 T A 6: 52,133,878 (GRCm39) M283L probably damaging Het
Hspbp1 A T 7: 4,680,720 (GRCm39) L252H probably damaging Het
Itgb2l A T 16: 96,231,808 (GRCm39) D319E probably benign Het
Kdm6a A G X: 18,120,528 (GRCm39) T737A probably benign Het
Kmt2c A T 5: 25,610,430 (GRCm39) D225E possibly damaging Het
Lamb2 T A 9: 108,359,107 (GRCm39) Y274* probably null Het
Lratd2 A G 15: 60,695,302 (GRCm39) L148P probably damaging Het
Mamdc4 A G 2: 25,458,351 (GRCm39) L353P probably damaging Het
Mid2 T A X: 139,637,201 (GRCm39) H258Q probably damaging Het
Msh3 A C 13: 92,436,803 (GRCm39) N502K probably damaging Het
Nalcn T C 14: 123,560,770 (GRCm39) H769R probably benign Het
Nfx1 A G 4: 41,016,119 (GRCm39) I894V probably benign Het
Notch3 G A 17: 32,366,048 (GRCm39) Q1018* probably null Het
Oas1e A G 5: 120,929,846 (GRCm39) probably null Het
Or4f14d A T 2: 111,960,426 (GRCm39) H243Q probably damaging Het
Or7g34 A G 9: 19,478,245 (GRCm39) I145T probably benign Het
Plekha4 T A 7: 45,187,722 (GRCm39) F265I probably benign Het
Rnf123 G A 9: 107,945,501 (GRCm39) R390* probably null Het
Slc9a3 T C 13: 74,313,978 (GRCm39) I762T probably benign Het
Spag1 C A 15: 36,190,658 (GRCm39) P158Q probably damaging Het
Spout1 G A 2: 30,067,938 (GRCm39) Q26* probably null Het
Sulf1 T C 1: 12,918,432 (GRCm39) Y50H probably damaging Het
Sytl5 C T X: 9,829,825 (GRCm39) probably benign Het
Tcof1 T C 18: 60,964,637 (GRCm39) E663G possibly damaging Het
Tmc3 A G 7: 83,265,148 (GRCm39) I681V probably benign Het
Tnfsf4 G T 1: 161,244,860 (GRCm39) C183F probably damaging Het
Ubqln3 A T 7: 103,790,506 (GRCm39) L528Q possibly damaging Het
Upf3a A C 8: 13,848,368 (GRCm39) Q388P probably damaging Het
Vrk1 T C 12: 106,009,144 (GRCm39) V70A probably benign Het
Other mutations in Ddx20
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01583:Ddx20 APN 3 105,593,986 (GRCm39) missense probably damaging 1.00
IGL01832:Ddx20 APN 3 105,586,327 (GRCm39) missense probably damaging 0.99
IGL02821:Ddx20 APN 3 105,586,593 (GRCm39) missense probably benign 0.00
R0520:Ddx20 UTSW 3 105,594,692 (GRCm39) missense probably benign
R0600:Ddx20 UTSW 3 105,586,396 (GRCm39) missense probably damaging 1.00
R1648:Ddx20 UTSW 3 105,586,504 (GRCm39) missense probably benign 0.08
R1817:Ddx20 UTSW 3 105,585,896 (GRCm39) nonsense probably null
R1843:Ddx20 UTSW 3 105,586,398 (GRCm39) missense probably benign 0.00
R1922:Ddx20 UTSW 3 105,585,900 (GRCm39) missense probably damaging 1.00
R1955:Ddx20 UTSW 3 105,586,878 (GRCm39) missense possibly damaging 0.79
R1993:Ddx20 UTSW 3 105,586,660 (GRCm39) nonsense probably null
R2215:Ddx20 UTSW 3 105,587,656 (GRCm39) splice site probably benign
R2241:Ddx20 UTSW 3 105,590,521 (GRCm39) nonsense probably null
R2315:Ddx20 UTSW 3 105,586,015 (GRCm39) missense probably damaging 1.00
R4156:Ddx20 UTSW 3 105,586,249 (GRCm39) missense probably benign 0.41
R4790:Ddx20 UTSW 3 105,590,485 (GRCm39) missense probably benign 0.02
R4962:Ddx20 UTSW 3 105,587,921 (GRCm39) missense possibly damaging 0.95
R5072:Ddx20 UTSW 3 105,590,191 (GRCm39) critical splice donor site probably null
R5361:Ddx20 UTSW 3 105,590,825 (GRCm39) missense probably damaging 0.96
R5622:Ddx20 UTSW 3 105,586,327 (GRCm39) missense probably damaging 0.99
R5936:Ddx20 UTSW 3 105,587,903 (GRCm39) missense possibly damaging 0.96
R6007:Ddx20 UTSW 3 105,590,736 (GRCm39) missense possibly damaging 0.68
R6192:Ddx20 UTSW 3 105,586,036 (GRCm39) missense probably benign
R6916:Ddx20 UTSW 3 105,587,929 (GRCm39) missense probably damaging 1.00
R6957:Ddx20 UTSW 3 105,591,626 (GRCm39) missense probably benign 0.30
R6970:Ddx20 UTSW 3 105,587,674 (GRCm39) missense probably damaging 1.00
R8366:Ddx20 UTSW 3 105,594,695 (GRCm39) missense probably benign 0.37
R9176:Ddx20 UTSW 3 105,586,158 (GRCm39) missense probably benign 0.01
R9221:Ddx20 UTSW 3 105,587,685 (GRCm39) nonsense probably null
R9326:Ddx20 UTSW 3 105,591,735 (GRCm39) missense probably damaging 1.00
R9336:Ddx20 UTSW 3 105,585,903 (GRCm39) missense possibly damaging 0.93
Posted On 2014-05-07