Incidental Mutation 'R7474:Ext1'
ID 579370
Institutional Source Beutler Lab
Gene Symbol Ext1
Ensembl Gene ENSMUSG00000061731
Gene Name exostosin glycosyltransferase 1
Synonyms
MMRRC Submission 045548-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7474 (G1)
Quality Score 225.009
Status Not validated
Chromosome 15
Chromosomal Location 52931657-53209579 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 53207885 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Aspartic acid at position 292 (V292D)
Ref Sequence ENSEMBL: ENSMUSP00000076505 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077273] [ENSMUST00000133362]
AlphaFold P97464
Predicted Effect probably damaging
Transcript: ENSMUST00000077273
AA Change: V292D

PolyPhen 2 Score 0.983 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000076505
Gene: ENSMUSG00000061731
AA Change: V292D

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: 100.0%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency
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: 74 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 T A 11: 9,278,088 (GRCm39) C3089* probably null Het
Abcc1 A G 16: 14,290,850 (GRCm39) T1487A possibly damaging Het
Agfg1 T A 1: 82,860,132 (GRCm39) L333* probably null Het
Agfg2 C A 5: 137,652,130 (GRCm39) V410F possibly damaging Het
Amotl2 T C 9: 102,607,310 (GRCm39) V706A probably benign Het
Apob A T 12: 8,059,185 (GRCm39) T2556S probably benign Het
Asb18 T A 1: 89,920,755 (GRCm39) H174L possibly damaging Het
Atp10a G A 7: 58,308,275 (GRCm39) E25K unknown Het
Aup1 T C 6: 83,031,948 (GRCm39) L65P probably benign Het
Blvra T C 2: 126,928,769 (GRCm39) F86L probably damaging Het
Cabp4 T C 19: 4,189,398 (GRCm39) D53G probably benign Het
Cd300c2 T A 11: 114,889,122 (GRCm39) E153V probably benign Het
Crxos A G 7: 15,636,856 (GRCm39) E143G possibly damaging Het
Csmd2 A G 4: 128,439,920 (GRCm39) N3125D Het
Cyp2c67 T A 19: 39,605,876 (GRCm39) Q340L probably null Het
Dscam T A 16: 96,621,089 (GRCm39) N540Y possibly damaging Het
E2f8 G A 7: 48,525,508 (GRCm39) R155W probably damaging Het
Extl3 T C 14: 65,314,090 (GRCm39) E364G possibly damaging Het
Fmn2 CCCTCCTCTCCCTGGAATGGGAATACCTCCCCCACCTCCTCTCCCTGGAATGGGAATACCTCCCCCACCTCCTCTCCCTGGAATGGGAATATCTCCCCTACCTCCTCTCCCTGGAATGGGAATACCTCC CCCTCCTCTCCCTGGAATGGGAATACCTCCCCCACCTCCTCTCCCTGGAATGGGAATATCTCCCCTACCTCCTCTCCCTGGAATGGGAATACCTCC 1: 174,436,769 (GRCm39) probably benign Het
Fsd1 A T 17: 56,295,149 (GRCm39) D46V possibly damaging Het
Gcnt2 T A 13: 41,111,733 (GRCm39) L374H probably damaging Het
Gm10309 G A 17: 86,812,095 (GRCm39) probably benign Het
Gm14410 A T 2: 176,894,618 (GRCm39) probably null Het
Gm5114 A T 7: 39,057,404 (GRCm39) S738R probably benign Het
Gtf3c2 C A 5: 31,325,100 (GRCm39) G502W probably damaging Het
Insc G A 7: 114,368,058 (GRCm39) probably null Het
Kcnt2 T C 1: 140,498,216 (GRCm39) Y898H possibly damaging Het
Kctd19 C A 8: 106,118,664 (GRCm39) R299L probably benign Het
Klf10 T C 15: 38,297,446 (GRCm39) N198S probably benign Het
L3mbtl1 A T 2: 162,808,524 (GRCm39) D574V probably damaging Het
Lamc1 G A 1: 153,208,011 (GRCm39) A92V possibly damaging Het
Lrrc63 T A 14: 75,363,643 (GRCm39) T163S possibly damaging Het
Mak T A 13: 41,204,956 (GRCm39) K127N probably damaging Het
Mdga2 G A 12: 66,533,535 (GRCm39) Q945* probably null Het
Mthfr T A 4: 148,137,059 (GRCm39) I519N possibly damaging Het
Mtmr2 C A 9: 13,710,521 (GRCm39) H357N probably damaging Het
Myh13 A T 11: 67,217,990 (GRCm39) E21V possibly damaging Het
Myh13 A C 11: 67,258,537 (GRCm39) Q184P Het
Nans T A 4: 46,502,484 (GRCm39) L307Q probably damaging Het
Ncan C A 8: 70,554,691 (GRCm39) R1042L possibly damaging Het
Nrg3 T C 14: 38,733,956 (GRCm39) E310G probably damaging Het
Obsl1 A C 1: 75,474,828 (GRCm39) N857K probably benign Het
Olfml2a T C 2: 38,850,273 (GRCm39) V663A probably damaging Het
Or14j10 T C 17: 37,935,277 (GRCm39) D83G probably benign Het
Or51v15-ps1 C A 7: 103,278,354 (GRCm39) W271L unknown Het
Or52e19b A G 7: 103,032,969 (GRCm39) I80T probably damaging Het
Or6d13 G T 6: 116,517,999 (GRCm39) C195F probably damaging Het
Or8i2 T C 2: 86,852,898 (GRCm39) probably benign Het
Pla2g4a T C 1: 149,740,951 (GRCm39) M363V possibly damaging Het
Pramel26 T C 4: 143,538,269 (GRCm39) D234G probably benign Het
Prickle1 A T 15: 93,406,552 (GRCm39) V157D possibly damaging Het
Pstk A G 7: 130,975,362 (GRCm39) N105S probably benign Het
Ptpn21 A G 12: 98,703,622 (GRCm39) probably null Het
Rnf2 T A 1: 151,347,467 (GRCm39) E277D probably benign Het
Rnpepl1 T C 1: 92,846,694 (GRCm39) F532S probably benign Het
Rtn1 C T 12: 72,355,164 (GRCm39) A261T possibly damaging Het
Ryr2 A G 13: 11,609,762 (GRCm39) S4355P probably benign Het
Sacs T G 14: 61,448,627 (GRCm39) L3558V probably benign Het
Senp6 T C 9: 80,049,610 (GRCm39) V1047A probably damaging Het
Slco2b1 A T 7: 99,314,039 (GRCm39) C515S probably damaging Het
Smgc T A 15: 91,744,892 (GRCm39) V732E possibly damaging Het
Sorcs1 T C 19: 50,141,550 (GRCm39) M1105V possibly damaging Het
Spats1 A G 17: 45,768,087 (GRCm39) Y160H possibly damaging Het
Tnfsf14 T A 17: 57,497,848 (GRCm39) D128V Het
Tns3 T C 11: 8,480,894 (GRCm39) Q234R probably damaging Het
Uxs1 A G 1: 43,796,184 (GRCm39) V306A possibly damaging Het
Vac14 T A 8: 111,363,066 (GRCm39) V304D probably damaging Het
Vangl1 A G 3: 102,091,565 (GRCm39) F174L probably benign Het
Vav1 A G 17: 57,606,102 (GRCm39) E242G probably benign Het
Vsir A G 10: 60,204,701 (GRCm39) N305D probably benign Het
Vwce T A 19: 10,624,305 (GRCm39) C399S possibly damaging Het
Wrn A T 8: 33,819,209 (GRCm39) L248M probably damaging Het
Zfp141 T A 7: 42,125,678 (GRCm39) K265* probably null Het
Zfp735 A T 11: 73,602,002 (GRCm39) K315N possibly damaging 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
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
R9162:Ext1 UTSW 15 53,208,504 (GRCm39) nonsense probably null
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'- AGAACTGAGGGCTTCTGTCTC -3'
(R):5'- CTGAAAACTTCCGACCAAACTTTG -3'

Sequencing Primer
(F):5'- GAGGGCTTCTGTCTCCACCC -3'
(R):5'- AACTTCCGACCAAACTTTGATGTTTC -3'
Posted On 2019-10-07