Incidental Mutation 'R4505:Piwil4'
ID 331976
Institutional Source Beutler Lab
Gene Symbol Piwil4
Ensembl Gene ENSMUSG00000036912
Gene Name piwi-like RNA-mediated gene silencing 4
Synonyms Miwi2, MIWI2, 9230101H05Rik
Accession Numbers
Essential gene? Probably non essential (E-score: 0.192) question?
Stock # R4505 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 14613072-14651968 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 14637259 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 352 (T352A)
Ref Sequence ENSEMBL: ENSMUSP00000076213 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000076946] [ENSMUST00000115644]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000076946
AA Change: T352A

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000076213
Gene: ENSMUSG00000036912
AA Change: T352A

DomainStartEndE-ValueType
Pfam:ArgoN 155 300 3.7e-11 PFAM
PAZ 313 450 2.55e-67 SMART
Piwi 614 864 8.98e-95 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000115644
AA Change: T305A

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000111308
Gene: ENSMUSG00000036912
AA Change: T305A

DomainStartEndE-ValueType
Pfam:ArgoN 92 245 6.5e-10 PFAM
PAZ 266 403 2.55e-67 SMART
Piwi 541 834 6.71e-126 SMART
Meta Mutation Damage Score 0.5736 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.3%
Validation Efficiency 96% (50/52)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] PIWIL4 belongs to the Argonaute family of proteins, which function in development and maintenance of germline stem cells (Sasaki et al., 2003 [PubMed 12906857]).[supplied by OMIM, Mar 2008]
PHENOTYPE: Mice homozygous for a null allele exhibit male specific-infertility with a progressive loss of male germ cells, reduced testis size, abnormal male meiosis and increased apoptosis of spermatocytes in seminiferous tubules. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc5 A T 16: 20,152,445 (GRCm39) I1367N probably damaging Het
Acbd4 A G 11: 102,995,605 (GRCm39) probably benign Het
Adarb2 A T 13: 8,747,727 (GRCm39) S428C probably damaging Het
Atl3 T A 19: 7,498,184 (GRCm39) D193E probably benign Het
Bhlhe22 T C 3: 18,109,123 (GRCm39) S58P probably benign Het
Clasrp C A 7: 19,319,165 (GRCm39) probably benign Het
Cylc2 C G 4: 51,229,651 (GRCm39) T331R unknown Het
Epha10 A G 4: 124,809,480 (GRCm39) probably benign Het
Farp2 A T 1: 93,546,732 (GRCm39) N917I probably damaging Het
Fbh1 A G 2: 11,753,828 (GRCm39) V838A possibly damaging Het
Fras1 T A 5: 96,929,207 (GRCm39) N3870K probably damaging Het
Gm6632 C T 5: 59,211,821 (GRCm39) noncoding transcript Het
Gpr20 T C 15: 73,568,321 (GRCm39) T23A probably benign Het
Grb14 A C 2: 64,852,912 (GRCm39) V26G probably damaging Het
H2-T5 A T 17: 36,472,372 (GRCm39) probably benign Het
Itgb4 G A 11: 115,874,087 (GRCm39) silent Het
Jak1 T C 4: 101,011,800 (GRCm39) T1101A probably benign Het
Kcnq3 A T 15: 65,867,191 (GRCm39) Y817* probably null Het
Krtcap2 A G 3: 89,153,563 (GRCm39) probably benign Het
Lhx5 C A 5: 120,578,073 (GRCm39) H298N possibly damaging Het
Lrig3 C T 10: 125,849,216 (GRCm39) P979S probably benign Het
Map3k13 A G 16: 21,740,928 (GRCm39) S752G probably benign Het
Map4 T C 9: 109,861,253 (GRCm39) S206P probably benign Het
Mon2 A G 10: 122,845,494 (GRCm39) S1405P probably damaging Het
Mvb12a G T 8: 71,996,103 (GRCm39) A86S probably benign Het
Or5p62 T C 7: 107,771,175 (GRCm39) I259V probably benign Het
Or8a1b C T 9: 37,622,760 (GRCm39) V272I probably benign Het
Pithd1 T C 4: 135,706,144 (GRCm39) N37S probably benign Het
Prb1a T A 6: 132,184,533 (GRCm39) R367* probably null Het
Psmb4 A C 3: 94,793,456 (GRCm39) Y142D probably damaging Het
Ptprs T C 17: 56,758,678 (GRCm39) N181S possibly damaging Het
Rcbtb2 T C 14: 73,411,345 (GRCm39) L370P probably damaging Het
Ric8a A G 7: 140,438,429 (GRCm39) I223V probably benign Het
Runx1t1 G T 4: 13,889,676 (GRCm39) C535F probably damaging Het
Samd4b A G 7: 28,106,925 (GRCm39) M329T probably benign Het
Serpinb9g T A 13: 33,670,546 (GRCm39) F11L probably damaging Het
Slc25a51 C T 4: 45,399,768 (GRCm39) V141M probably benign Het
Sp110 T G 1: 85,516,894 (GRCm39) Q201P probably damaging Het
Taar3 A G 10: 23,825,471 (GRCm39) I6V possibly damaging Het
Tjp2 T C 19: 24,086,195 (GRCm39) T776A possibly damaging Het
Tmc1 C T 19: 20,845,738 (GRCm39) V162I probably benign Het
Upf1 G A 8: 70,790,216 (GRCm39) R637C probably damaging Het
Ush2a A G 1: 188,460,793 (GRCm39) T2685A possibly damaging Het
Vmn2r102 C T 17: 19,880,845 (GRCm39) T62I probably benign Het
Vps13c A T 9: 67,846,316 (GRCm39) Q2128L probably benign Het
Zfp26 T C 9: 20,353,561 (GRCm39) E76G probably benign Het
Zfp28 T C 7: 6,397,160 (GRCm39) S532P probably damaging Het
Other mutations in Piwil4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00091:Piwil4 APN 9 14,614,393 (GRCm39) missense probably damaging 1.00
IGL00331:Piwil4 APN 9 14,626,327 (GRCm39) splice site probably benign
IGL00848:Piwil4 APN 9 14,638,707 (GRCm39) missense probably damaging 0.98
IGL00920:Piwil4 APN 9 14,638,733 (GRCm39) missense probably damaging 1.00
IGL01583:Piwil4 APN 9 14,645,783 (GRCm39) missense probably damaging 1.00
IGL01690:Piwil4 APN 9 14,614,391 (GRCm39) missense probably damaging 1.00
IGL01763:Piwil4 APN 9 14,617,562 (GRCm39) splice site probably null
IGL02103:Piwil4 APN 9 14,637,282 (GRCm39) splice site probably null
IGL02898:Piwil4 APN 9 14,617,583 (GRCm39) unclassified probably benign
IGL03037:Piwil4 APN 9 14,616,308 (GRCm39) missense possibly damaging 0.88
IGL03352:Piwil4 APN 9 14,637,183 (GRCm39) missense probably damaging 1.00
PIT4651001:Piwil4 UTSW 9 14,620,195 (GRCm39) missense possibly damaging 0.48
R0453:Piwil4 UTSW 9 14,638,748 (GRCm39) missense probably benign 0.00
R2324:Piwil4 UTSW 9 14,648,204 (GRCm39) missense possibly damaging 0.88
R3236:Piwil4 UTSW 9 14,611,544 (GRCm39) unclassified probably benign
R3408:Piwil4 UTSW 9 14,637,259 (GRCm39) missense probably damaging 1.00
R3689:Piwil4 UTSW 9 14,637,259 (GRCm39) missense probably damaging 1.00
R3844:Piwil4 UTSW 9 14,641,256 (GRCm39) missense possibly damaging 0.54
R4191:Piwil4 UTSW 9 14,626,296 (GRCm39) missense probably damaging 0.99
R4506:Piwil4 UTSW 9 14,637,259 (GRCm39) missense probably damaging 1.00
R4541:Piwil4 UTSW 9 14,629,612 (GRCm39) missense probably damaging 1.00
R4652:Piwil4 UTSW 9 14,623,604 (GRCm39) nonsense probably null
R4876:Piwil4 UTSW 9 14,651,761 (GRCm39) missense probably benign 0.22
R5027:Piwil4 UTSW 9 14,621,240 (GRCm39) missense probably damaging 1.00
R5479:Piwil4 UTSW 9 14,616,337 (GRCm39) missense probably damaging 1.00
R6656:Piwil4 UTSW 9 14,621,230 (GRCm39) missense probably damaging 1.00
R6736:Piwil4 UTSW 9 14,627,119 (GRCm39) missense probably benign
R7096:Piwil4 UTSW 9 14,648,112 (GRCm39) nonsense probably null
R7124:Piwil4 UTSW 9 14,648,196 (GRCm39) missense probably benign
R7358:Piwil4 UTSW 9 14,641,289 (GRCm39) missense possibly damaging 0.82
R7371:Piwil4 UTSW 9 14,638,729 (GRCm39) missense probably benign 0.08
R7419:Piwil4 UTSW 9 14,613,691 (GRCm39) missense probably damaging 1.00
R7467:Piwil4 UTSW 9 14,616,337 (GRCm39) missense probably damaging 1.00
R7571:Piwil4 UTSW 9 14,645,893 (GRCm39) missense probably benign 0.08
R7644:Piwil4 UTSW 9 14,645,711 (GRCm39) splice site probably null
R7992:Piwil4 UTSW 9 14,614,445 (GRCm39) missense
R8284:Piwil4 UTSW 9 14,638,774 (GRCm39) missense probably benign 0.00
R8679:Piwil4 UTSW 9 14,616,322 (GRCm39) missense
R8777:Piwil4 UTSW 9 14,650,685 (GRCm39) critical splice donor site probably null
R8777-TAIL:Piwil4 UTSW 9 14,650,685 (GRCm39) critical splice donor site probably null
R8824:Piwil4 UTSW 9 14,638,771 (GRCm39) missense probably benign 0.04
R8863:Piwil4 UTSW 9 14,631,383 (GRCm39) missense probably benign 0.03
R9578:Piwil4 UTSW 9 14,638,790 (GRCm39) missense probably damaging 1.00
R9609:Piwil4 UTSW 9 14,614,443 (GRCm39) missense
X0026:Piwil4 UTSW 9 14,651,887 (GRCm39) utr 5 prime probably benign
X0064:Piwil4 UTSW 9 14,620,171 (GRCm39) missense probably benign 0.00
Z1088:Piwil4 UTSW 9 14,645,813 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGTTTGTTGGAGAGGTCACAACC -3'
(R):5'- GTGTACTGAAGCGTTCACACTC -3'

Sequencing Primer
(F):5'- GGTCACAACCACAAGAAAAGTG -3'
(R):5'- CTCTGTTGAGAGCTGATCCTGC -3'
Posted On 2015-07-21