Incidental Mutation 'R6847:Ext1'
ID 534829
Institutional Source Beutler Lab
Gene Symbol Ext1
Ensembl Gene ENSMUSG00000061731
Gene Name exostosin glycosyltransferase 1
Synonyms
MMRRC Submission 045021-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6847 (G1)
Quality Score 225.009
Status Validated
Chromosome 15
Chromosomal Location 52931657-53209579 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 53208550 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Histidine at position 70 (Q70H)
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: Q70H

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000076505
Gene: ENSMUSG00000061731
AA Change: Q70H

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: 99.3%
  • 20x: 97.8%
Validation Efficiency 100% (50/50)
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: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam26a A G 8: 44,021,465 (GRCm39) I675T probably benign Het
Adgrb3 A T 1: 25,133,003 (GRCm39) M1121K probably benign Het
Ak9 A G 10: 41,233,797 (GRCm39) probably null Het
Akr1c6 T A 13: 4,488,497 (GRCm39) C34* probably null Het
Akt3 G A 1: 176,859,225 (GRCm39) P449S probably damaging Het
Atg2b A T 12: 105,602,047 (GRCm39) V1643E probably damaging Het
Atp2c1 T C 9: 105,295,778 (GRCm39) I819V probably damaging Het
Casp3 C T 8: 47,089,301 (GRCm39) A183V probably benign Het
Cdk1 A T 10: 69,174,358 (GRCm39) D288E probably benign Het
Cep131 G A 11: 119,956,517 (GRCm39) R944W probably damaging Het
Cep290 A G 10: 100,399,281 (GRCm39) K2268E probably damaging Het
Crybg2 A G 4: 133,792,857 (GRCm39) E164G probably benign Het
Cubn A C 2: 13,449,064 (GRCm39) probably null Het
Dnajc14 A T 10: 128,652,656 (GRCm39) E571D possibly damaging Het
Dnase1l1 C T X: 73,320,644 (GRCm39) probably null Het
Eef1b2 A G 1: 63,217,648 (GRCm39) E44G probably benign Het
Eml6 C T 11: 29,768,447 (GRCm39) V747I probably benign Het
Gbp2b T A 3: 142,303,940 (GRCm39) C12S probably damaging Het
Gbp8 A C 5: 105,179,093 (GRCm39) D135E probably benign Het
Gm12886 A T 4: 121,273,916 (GRCm39) L100* probably null Het
Gpatch1 A T 7: 34,992,983 (GRCm39) probably null Het
Ifit3b A T 19: 34,588,925 (GRCm39) M34L probably benign Het
Il12a G T 3: 68,602,899 (GRCm39) D160Y probably damaging Het
Klhl2 A G 8: 65,212,816 (GRCm39) L241P probably damaging Het
Krt80 T C 15: 101,256,610 (GRCm39) E195G probably benign Het
Lgi1 T C 19: 38,289,738 (GRCm39) V268A probably damaging Het
Lrrfip1 A T 1: 91,032,850 (GRCm39) D216V probably damaging Het
Meis3 A G 7: 15,917,789 (GRCm39) N314S probably damaging Het
Muc5ac C T 7: 141,363,481 (GRCm39) probably benign Het
Myh15 A T 16: 48,965,451 (GRCm39) I1119F possibly damaging Het
Nav2 A T 7: 49,141,204 (GRCm39) Q916H probably benign Het
Ncam2 A T 16: 81,229,606 (GRCm39) Q22L probably damaging Het
Or5b118 A T 19: 13,448,402 (GRCm39) I23F probably benign Het
P2rx4 G A 5: 122,865,814 (GRCm39) V329M probably damaging Het
Peg10 A G 6: 4,754,279 (GRCm39) probably benign Het
Pgp T C 17: 24,690,375 (GRCm39) L267P probably damaging Het
Pou2af2 G A 9: 51,201,504 (GRCm39) T184M probably damaging Het
Prdm2 A C 4: 142,859,520 (GRCm39) S1257A probably benign Het
Prr12 T C 7: 44,695,164 (GRCm39) N1434S unknown Het
Psmc3ip A T 11: 100,985,999 (GRCm39) H40Q probably damaging Het
Ptprc A T 1: 138,016,283 (GRCm39) N526K probably damaging Het
Sec63 T A 10: 42,667,249 (GRCm39) D138E probably damaging Het
Serpinb13 A G 1: 106,926,663 (GRCm39) N220D probably benign Het
Siva1 G A 12: 112,611,344 (GRCm39) probably benign Het
Slc39a12 A G 2: 14,454,728 (GRCm39) H546R probably damaging Het
Slc7a1 G A 5: 148,271,468 (GRCm39) A497V probably benign Het
Smg5 G T 3: 88,249,859 (GRCm39) K95N probably damaging Het
Speer1a G A 5: 11,394,134 (GRCm39) V78M probably damaging Het
Traj50 T A 14: 54,405,101 (GRCm39) probably benign Het
Ubr3 T C 2: 69,813,472 (GRCm39) V1261A probably damaging Het
Zc3h11a A T 1: 133,566,700 (GRCm39) probably null 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
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'- CGATGGCCGCTAGAATGTTTTG -3'
(R):5'- AAAACGCTATTTCATCCTGCTC -3'

Sequencing Primer
(F):5'- GCCGCTAGAATGTTTTGGTAAC -3'
(R):5'- GCTCTCAGCTGGCTCTTG -3'
Posted On 2018-09-12