Incidental Mutation 'R0047:Ext1'
ID 32999
Institutional Source Beutler Lab
Gene Symbol Ext1
Ensembl Gene ENSMUSG00000061731
Gene Name exostosin glycosyltransferase 1
Synonyms
MMRRC Submission 038341-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R0047 (G1)
Quality Score 202
Status Validated (trace)
Chromosome 15
Chromosomal Location 52931657-53209579 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 53208542 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 73 (N73S)
Ref Sequence ENSEMBL: ENSMUSP00000076505 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077273] [ENSMUST00000133362]
AlphaFold P97464
Predicted Effect probably benign
Transcript: ENSMUST00000077273
AA Change: N73S

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000076505
Gene: ENSMUSG00000061731
AA Change: N73S

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
Meta Mutation Damage Score 0.0592 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.6%
  • 10x: 97.0%
  • 20x: 94.8%
Validation Efficiency 100% (98/98)
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: 99 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1110002E22Rik A G 3: 137,772,025 (GRCm39) T405A probably damaging Het
Acer1 A T 17: 57,262,624 (GRCm39) D175E possibly damaging Het
Acsf2 T C 11: 94,460,168 (GRCm39) I395V probably benign Het
Adamts9 G A 6: 92,882,287 (GRCm39) probably benign Het
Amigo3 T C 9: 107,931,857 (GRCm39) S427P probably benign Het
Ankrd35 A G 3: 96,591,379 (GRCm39) K555R probably benign Het
Arhgap35 A T 7: 16,295,917 (GRCm39) H1049Q probably benign Het
Arhgef5 G A 6: 43,242,555 (GRCm39) probably null Het
Arid4a T G 12: 71,122,193 (GRCm39) L858W probably damaging Het
Bbox1 A G 2: 110,098,647 (GRCm39) F310S probably damaging Het
Bhlhe22 T C 3: 18,109,733 (GRCm39) L261P probably damaging Het
Bltp1 T A 3: 36,962,341 (GRCm39) L481M possibly damaging Het
Bmper T A 9: 23,317,982 (GRCm39) C534S probably damaging Het
Cacna1d T G 14: 30,068,747 (GRCm39) probably benign Het
Camk2g G A 14: 20,821,136 (GRCm39) probably benign Het
Capn12 G A 7: 28,589,812 (GRCm39) probably null Het
Cdkl4 T G 17: 80,858,274 (GRCm39) N115T probably benign Het
Chchd1 T C 14: 20,754,231 (GRCm39) S48P possibly damaging Het
Chia1 G T 3: 106,022,573 (GRCm39) C49F probably damaging Het
Cnot7 A G 8: 40,948,962 (GRCm39) probably benign Het
Crh T C 3: 19,748,201 (GRCm39) E147G probably damaging Het
Cux1 T C 5: 136,392,107 (GRCm39) probably benign Het
Cyp2b19 T A 7: 26,466,251 (GRCm39) D351E probably benign Het
Dctn1 G T 6: 83,159,614 (GRCm39) G31* probably null Het
Duox1 T A 2: 122,177,122 (GRCm39) probably benign Het
Egflam T G 15: 7,282,911 (GRCm39) E382A possibly damaging Het
Ffar4 A G 19: 38,102,452 (GRCm39) probably benign Het
Glg1 A T 8: 111,892,214 (GRCm39) M866K probably damaging Het
Golm1 T A 13: 59,792,914 (GRCm39) H197L probably benign Het
Gtse1 A G 15: 85,746,579 (GRCm39) K132E probably damaging Het
Gxylt2 A T 6: 100,710,339 (GRCm39) probably benign Het
Hrc T A 7: 44,986,113 (GRCm39) S421R probably benign Het
Ighg2c T A 12: 113,251,788 (GRCm39) probably benign Het
Ihh A G 1: 74,985,750 (GRCm39) I245T probably benign Het
Ilf3 T A 9: 21,300,010 (GRCm39) M65K possibly damaging Het
Insr A G 8: 3,252,947 (GRCm39) V404A probably damaging Het
Irak2 G T 6: 113,649,914 (GRCm39) probably benign Het
Irak2 G A 6: 113,655,699 (GRCm39) V367I probably benign Het
Kat7 A C 11: 95,191,034 (GRCm39) N119K probably benign Het
Kif9 A G 9: 110,314,106 (GRCm39) I33V probably benign Het
Klf17 A G 4: 117,618,229 (GRCm39) Y43H probably benign Het
Kng2 T A 16: 22,806,313 (GRCm39) T629S possibly damaging Het
Lama1 A T 17: 68,102,181 (GRCm39) probably benign Het
Lamb1 T C 12: 31,328,600 (GRCm39) I188T possibly damaging Het
Lpp T A 16: 24,480,550 (GRCm39) probably benign Het
Lrp12 T C 15: 39,741,635 (GRCm39) E360G probably damaging Het
Mark2 A C 19: 7,260,942 (GRCm39) probably benign Het
Mmp3 T C 9: 7,451,910 (GRCm39) probably benign Het
Mthfd1l T A 10: 3,928,727 (GRCm39) probably benign Het
Mtr A T 13: 12,237,112 (GRCm39) S569T probably damaging Het
Myh13 T A 11: 67,258,063 (GRCm39) S1752T probably benign Het
Myo5a T A 9: 75,063,489 (GRCm39) L565H probably damaging Het
Nanos3 C T 8: 84,902,763 (GRCm39) R133Q probably damaging Het
Nfkb1 A T 3: 135,300,814 (GRCm39) L72* probably null Het
Numa1 A G 7: 101,658,660 (GRCm39) K296E probably damaging Het
Obi1 T A 14: 104,740,780 (GRCm39) probably null Het
Or51ab3 A T 7: 103,201,529 (GRCm39) Y179F probably damaging Het
Or5ac19 C T 16: 59,089,574 (GRCm39) G152D probably damaging Het
Or5b120 A G 19: 13,479,953 (GRCm39) E82G probably benign Het
Or5h18 T A 16: 58,847,587 (GRCm39) M228L probably benign Het
Or5p80 A G 7: 108,229,759 (GRCm39) I187V probably benign Het
Pcdhb5 A T 18: 37,454,321 (GRCm39) I234F possibly damaging Het
Pgm5 T A 19: 24,661,920 (GRCm39) I545F probably damaging Het
Pla2g2c T C 4: 138,470,901 (GRCm39) probably benign Het
Pnpla7 A T 2: 24,901,618 (GRCm39) E548V probably damaging Het
Ppm1m C A 9: 106,073,895 (GRCm39) E273* probably null Het
Ppp2r1b C T 9: 50,772,873 (GRCm39) R117* probably null Het
Rabgap1l G A 1: 160,059,359 (GRCm39) probably benign Het
Rapgef6 T A 11: 54,437,204 (GRCm39) M49K possibly damaging Het
Rhox4f A C X: 36,789,122 (GRCm39) V15G probably benign Het
Rtel1 T G 2: 180,965,198 (GRCm39) I146M probably damaging Het
Sdr9c7 A T 10: 127,739,541 (GRCm39) M219L probably benign Het
Serpina3g T A 12: 104,206,543 (GRCm39) S115T possibly damaging Het
Serpinb1a A T 13: 33,034,259 (GRCm39) L44Q probably damaging Het
Slc13a4 A G 6: 35,264,297 (GRCm39) I190T possibly damaging Het
Slc46a2 A G 4: 59,914,392 (GRCm39) L177P probably damaging Het
Slc47a2 C T 11: 61,227,068 (GRCm39) V167M possibly damaging Het
Snrnp200 C T 2: 127,076,874 (GRCm39) probably benign Het
Snx13 C A 12: 35,151,123 (GRCm39) probably benign Het
Snx25 C T 8: 46,494,402 (GRCm39) A828T probably damaging Het
Spic A G 10: 88,511,803 (GRCm39) L151P probably damaging Het
Ssu2 G A 6: 112,351,781 (GRCm39) H315Y probably damaging Het
Stk32a T C 18: 43,446,443 (GRCm39) probably benign Het
Tbx3 A T 5: 119,818,511 (GRCm39) E382V probably damaging Het
Tcaf2 A G 6: 42,606,547 (GRCm39) I469T probably benign Het
Tln2 A G 9: 67,147,954 (GRCm39) probably benign Het
Top2a T A 11: 98,888,682 (GRCm39) I1260L probably benign Het
Treml1 C A 17: 48,672,008 (GRCm39) S91* probably null Het
Trim26 T C 17: 37,168,756 (GRCm39) probably benign Het
Trmt11 T C 10: 30,411,239 (GRCm39) N418S probably benign Het
Ttf1 A G 2: 28,974,667 (GRCm39) Y801C probably damaging Het
Usp34 C T 11: 23,414,403 (GRCm39) A2782V probably benign Het
Vmn2r77 T C 7: 86,460,858 (GRCm39) V728A probably benign Het
Vps4a T C 8: 107,763,333 (GRCm39) L29P probably damaging Het
Wdfy3 A G 5: 102,091,899 (GRCm39) I480T probably damaging Het
Wdr41 A G 13: 95,146,795 (GRCm39) I197V probably damaging Het
Ywhag A T 5: 135,940,153 (GRCm39) V147E probably damaging Het
Zan A G 5: 137,401,918 (GRCm39) M4058T unknown Het
Zfp236 C T 18: 82,698,817 (GRCm39) C88Y probably 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
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
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'- TCAAGACAAAGAGGCACGCCTG -3'
(R):5'- AAGAAATCGCCCACATGCGCTG -3'

Sequencing Primer
(F):5'- TCGATGGCCGCTAGAATG -3'
(R):5'- ACATGCGCTGGATCAGTC -3'
Posted On 2013-05-09