Incidental Mutation 'R9162:Ext1'
ID 695806
Institutional Source Beutler Lab
Gene Symbol Ext1
Ensembl Gene ENSMUSG00000061731
Gene Name exostosin glycosyltransferase 1
Synonyms
MMRRC Submission 068943-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9162 (G1)
Quality Score 225.009
Status Validated
Chromosome 15
Chromosomal Location 52931657-53209579 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) G to A at 53208504 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Stop codon at position 86 (R86*)
Ref Sequence ENSEMBL: ENSMUSP00000076505 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077273] [ENSMUST00000133362]
AlphaFold P97464
Predicted Effect probably null
Transcript: ENSMUST00000077273
AA Change: R86*
SMART Domains Protein: ENSMUSP00000076505
Gene: ENSMUSG00000061731
AA Change: R86*

DomainStartEndE-ValueType
transmembrane domain 7 26 N/A INTRINSIC
low complexity region 29 41 N/A INTRINSIC
Pfam:Exostosin 110 396 6e-64 PFAM
Pfam:Glyco_transf_64 480 729 1.1e-106 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000133362
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 98% (48/49)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an endoplasmic reticulum-resident type II transmembrane glycosyltransferase involved in the chain elongation step of heparan sulfate biosynthesis. Mutations in this gene cause the type I form of multiple exostoses. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for disruptions in this gene display a lethal phenotype. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb8 A G 5: 24,611,732 (GRCm39) D516G probably damaging Het
Abcd2 A G 15: 91,058,926 (GRCm39) M506T probably benign Het
Abhd17a T C 10: 80,422,577 (GRCm39) Y35C probably damaging Het
Adamts12 A G 15: 11,311,721 (GRCm39) N1326S probably benign Het
Arhgef18 T C 8: 3,414,645 (GRCm39) Y8H probably benign Het
Arsi T C 18: 61,050,569 (GRCm39) V484A probably damaging Het
Bsn T C 9: 107,987,883 (GRCm39) D2623G unknown Het
Cul9 A C 17: 46,837,529 (GRCm39) D1005E probably benign Het
Dchs1 A C 7: 105,414,732 (GRCm39) V770G probably damaging Het
Dcst2 C A 3: 89,274,088 (GRCm39) S213* probably null Het
Dnah11 C T 12: 117,991,251 (GRCm39) E2372K probably damaging Het
Dysf C T 6: 84,089,215 (GRCm39) T926I probably damaging Het
Fat1 T C 8: 45,404,352 (GRCm39) F368L probably damaging Het
Flnc T C 6: 29,455,860 (GRCm39) C2097R probably damaging Het
Git1 T A 11: 77,396,331 (GRCm39) I565N probably benign Het
Gpr22 A G 12: 31,758,724 (GRCm39) V466A probably benign Het
Hacd4 T A 4: 88,338,017 (GRCm39) T194S probably benign Het
Hectd4 A G 5: 121,445,042 (GRCm39) K93R possibly damaging Het
Kcnv1 T C 15: 44,972,450 (GRCm39) S478G possibly damaging Het
Kmt2a T C 9: 44,759,363 (GRCm39) S829G probably benign Het
Lnp1 A T 16: 56,737,844 (GRCm39) H81Q possibly damaging Het
Lrp1 C T 10: 127,441,368 (GRCm39) A252T probably benign Het
Msl2 T C 9: 100,978,928 (GRCm39) V434A probably benign Het
Myo1g T A 11: 6,460,897 (GRCm39) I716F probably damaging Het
Or52e19 A T 7: 102,958,927 (GRCm39) probably benign Het
Or56a42-ps1 A T 7: 104,777,454 (GRCm39) Y53* probably null Het
Or5b12 A T 19: 12,897,024 (GRCm39) Y216* probably null Het
Or7e175 A G 9: 20,040,457 (GRCm39) I6V probably benign Het
Pappa T A 4: 65,123,040 (GRCm39) S792T probably damaging Het
Pcdhb17 T C 18: 37,620,168 (GRCm39) S653P probably damaging Het
Plcd4 A G 1: 74,601,362 (GRCm39) K574R probably benign Het
Scyl3 C A 1: 163,773,891 (GRCm39) Q372K probably benign Het
Sgsm1 A T 5: 113,430,577 (GRCm39) D269E probably damaging Het
Siah2 C A 3: 58,599,104 (GRCm39) G45C unknown Het
Slc4a11 T A 2: 130,534,214 (GRCm39) D28V possibly damaging Het
Slco1a8 T A 6: 141,939,453 (GRCm39) E200V probably damaging Het
Socs4 T A 14: 47,528,301 (GRCm39) M412K probably damaging Het
Spata31e1 T G 13: 49,939,310 (GRCm39) Q800P possibly damaging Het
Spef2 T G 15: 9,602,017 (GRCm39) N1415T unknown Het
Stat6 A G 10: 127,487,089 (GRCm39) K199E probably damaging Het
Syndig1l A G 12: 84,727,291 (GRCm39) F91S probably damaging Het
Tank C A 2: 61,480,432 (GRCm39) Q324K possibly damaging Het
Tars3 G A 7: 65,332,518 (GRCm39) E540K probably benign Het
Tial1 A G 7: 128,050,415 (GRCm39) V70A possibly damaging Het
Tmem87b C T 2: 128,681,150 (GRCm39) T358I probably benign Het
Ttyh3 G A 5: 140,621,820 (GRCm39) A42V possibly damaging Het
Xrn1 T C 9: 95,915,660 (GRCm39) I1261T probably benign Het
Zfp229 T C 17: 21,964,495 (GRCm39) S242P probably damaging Het
Zmym2 T A 14: 57,163,361 (GRCm39) C638S probably benign Het
Other mutations in Ext1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00710:Ext1 APN 15 53,208,269 (GRCm39) missense probably damaging 1.00
IGL02081:Ext1 APN 15 52,936,842 (GRCm39) nonsense probably null
IGL03147:Ext1 UTSW 15 52,951,468 (GRCm39) missense probably damaging 0.98
R0047:Ext1 UTSW 15 53,208,542 (GRCm39) missense probably benign
R0047:Ext1 UTSW 15 53,208,542 (GRCm39) missense probably benign
R0437:Ext1 UTSW 15 52,969,502 (GRCm39) missense probably damaging 1.00
R0881:Ext1 UTSW 15 53,207,879 (GRCm39) missense probably benign 0.23
R1882:Ext1 UTSW 15 52,939,188 (GRCm39) missense probably damaging 1.00
R2135:Ext1 UTSW 15 52,965,140 (GRCm39) missense possibly damaging 0.88
R2175:Ext1 UTSW 15 52,932,124 (GRCm39) missense probably damaging 1.00
R2762:Ext1 UTSW 15 53,208,323 (GRCm39) missense probably benign 0.29
R3162:Ext1 UTSW 15 53,208,000 (GRCm39) missense possibly damaging 0.82
R3162:Ext1 UTSW 15 53,208,000 (GRCm39) missense possibly damaging 0.82
R3752:Ext1 UTSW 15 52,939,306 (GRCm39) missense probably damaging 1.00
R3815:Ext1 UTSW 15 53,208,485 (GRCm39) missense probably benign 0.05
R4096:Ext1 UTSW 15 52,936,753 (GRCm39) missense probably damaging 1.00
R4298:Ext1 UTSW 15 53,208,521 (GRCm39) missense probably benign 0.02
R4362:Ext1 UTSW 15 52,970,987 (GRCm39) intron probably benign
R4550:Ext1 UTSW 15 52,965,182 (GRCm39) missense probably damaging 0.99
R4647:Ext1 UTSW 15 52,953,383 (GRCm39) missense possibly damaging 0.95
R4648:Ext1 UTSW 15 52,953,383 (GRCm39) missense possibly damaging 0.95
R4871:Ext1 UTSW 15 52,955,773 (GRCm39) missense probably benign 0.37
R4954:Ext1 UTSW 15 53,207,888 (GRCm39) missense probably damaging 1.00
R5010:Ext1 UTSW 15 52,955,808 (GRCm39) missense probably damaging 1.00
R5153:Ext1 UTSW 15 52,939,213 (GRCm39) missense probably damaging 1.00
R5155:Ext1 UTSW 15 52,939,213 (GRCm39) missense probably damaging 1.00
R5328:Ext1 UTSW 15 52,939,213 (GRCm39) missense probably damaging 1.00
R5385:Ext1 UTSW 15 52,939,213 (GRCm39) missense probably damaging 1.00
R5542:Ext1 UTSW 15 52,939,213 (GRCm39) missense probably damaging 1.00
R5555:Ext1 UTSW 15 52,951,539 (GRCm39) missense probably damaging 1.00
R5779:Ext1 UTSW 15 53,207,949 (GRCm39) missense probably damaging 0.99
R5874:Ext1 UTSW 15 52,965,148 (GRCm39) missense possibly damaging 0.61
R6401:Ext1 UTSW 15 52,969,493 (GRCm39) missense possibly damaging 0.94
R6604:Ext1 UTSW 15 52,946,555 (GRCm39) missense probably damaging 0.99
R6847:Ext1 UTSW 15 53,208,550 (GRCm39) missense probably benign
R6885:Ext1 UTSW 15 52,965,088 (GRCm39) missense probably damaging 1.00
R7212:Ext1 UTSW 15 53,208,558 (GRCm39) missense probably benign 0.00
R7315:Ext1 UTSW 15 52,936,783 (GRCm39) missense probably damaging 1.00
R7361:Ext1 UTSW 15 53,208,119 (GRCm39) missense probably damaging 1.00
R7474:Ext1 UTSW 15 53,207,885 (GRCm39) missense probably damaging 0.98
R7853:Ext1 UTSW 15 52,970,881 (GRCm39) missense probably damaging 0.96
R7860:Ext1 UTSW 15 52,953,335 (GRCm39) missense possibly damaging 0.84
R8013:Ext1 UTSW 15 52,939,283 (GRCm39) missense possibly damaging 0.78
R8014:Ext1 UTSW 15 52,939,283 (GRCm39) missense possibly damaging 0.78
R8725:Ext1 UTSW 15 53,208,065 (GRCm39) missense possibly damaging 0.91
R8888:Ext1 UTSW 15 52,955,723 (GRCm39) missense probably damaging 1.00
R9342:Ext1 UTSW 15 53,208,524 (GRCm39) missense probably benign
R9587:Ext1 UTSW 15 52,955,808 (GRCm39) missense possibly damaging 0.53
R9663:Ext1 UTSW 15 53,208,456 (GRCm39) missense probably damaging 0.96
R9753:Ext1 UTSW 15 53,208,067 (GRCm39) missense probably damaging 1.00
X0021:Ext1 UTSW 15 53,208,669 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- TGGTCTCTGTCTAAAGTATCCAGAC -3'
(R):5'- TGCAGTTTAGGGCATCGAGG -3'

Sequencing Primer
(F):5'- CTCTGTCTAAAGTATCCAGACTCAAG -3'
(R):5'- TTTAGGGCATCGAGGAGCCAC -3'
Posted On 2022-02-07