Incidental Mutation 'R9587:Ext1'
ID 722853
Institutional Source Beutler Lab
Gene Symbol Ext1
Ensembl Gene ENSMUSG00000061731
Gene Name exostosin glycosyltransferase 1
Synonyms
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9587 (G1)
Quality Score 225.009
Status Not validated
Chromosome 15
Chromosomal Location 52931657-53209579 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 52955808 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 430 (I430V)
Ref Sequence ENSEMBL: ENSMUSP00000076505 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000077273] [ENSMUST00000133362]
AlphaFold P97464
Predicted Effect possibly damaging
Transcript: ENSMUST00000077273
AA Change: I430V

PolyPhen 2 Score 0.533 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000076505
Gene: ENSMUSG00000061731
AA Change: I430V

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: 99.0%
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: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Akap9 T A 5: 4,119,149 (GRCm39) L3552Q probably damaging Het
Atat1 T C 17: 36,209,182 (GRCm39) E353G probably benign Het
Banf2 A G 2: 143,907,452 (GRCm39) K42R probably damaging Het
Cabp7 T A 11: 4,688,865 (GRCm39) M202L probably damaging Het
Cage1 T C 13: 38,207,233 (GRCm39) E204G probably damaging Het
Caprin2 A G 6: 148,770,500 (GRCm39) V498A probably benign Het
Cfap161 A G 7: 83,440,878 (GRCm39) F150L probably damaging Het
Cyb5r1 G A 1: 134,335,387 (GRCm39) G141R probably damaging Het
Dnah8 CGTGTCTTCAATATTTTGTTCCCTTTCCCGTAGGTGCCGTCCTTTGACTTTCCTGTGTCTTCAATATTTTGTTCCCTTTCCCGTAGGTGCCGTCCTTTGACTTTCCTGTGTCTTCAATATTTTGTTCCCTTTCCCGTAGGTGCCGTCCTT CGTGTCTTCAATATTTTGTTCCCTTTCCCGTAGGTGCCGTCCTTTGACTTTCCTGTGTCTTCAATATTTTGTTCCCTTTCCCGTAGGTGCCGTCCTT 17: 30,979,841 (GRCm39) probably null Het
Dnah9 T C 11: 65,999,217 (GRCm39) Q974R probably null Het
Eps8l3 G A 3: 107,798,683 (GRCm39) R523Q probably benign Het
Gga3 T C 11: 115,481,717 (GRCm39) K202R probably damaging Het
Gm11567 T C 11: 99,770,136 (GRCm39) W25R unknown Het
Gpr3 G A 4: 132,937,988 (GRCm39) A228V probably damaging Het
Krt10 T C 11: 99,277,420 (GRCm39) D426G possibly damaging Het
Krt24 T A 11: 99,174,453 (GRCm39) I205F probably damaging Het
Krt33a T C 11: 99,906,733 (GRCm39) N81D probably damaging Het
Mapkbp1 T C 2: 119,847,277 (GRCm39) S505P possibly damaging Het
Matr3 A G 18: 35,717,876 (GRCm39) D696G probably null Het
Mov10 C T 3: 104,711,899 (GRCm39) G158S probably benign Het
Myh1 T A 11: 67,102,196 (GRCm39) M829K probably benign Het
Ncam2 T C 16: 81,262,501 (GRCm39) V318A probably benign Het
Ndufv3 A G 17: 31,747,106 (GRCm39) E332G probably benign Het
Ngdn C T 14: 55,254,578 (GRCm39) T43M probably benign Het
Nop2 T A 6: 125,117,785 (GRCm39) D445E probably damaging Het
Or2y17 C T 11: 49,232,007 (GRCm39) S216F probably benign Het
Or3a10 G A 11: 73,935,360 (GRCm39) H247Y probably damaging Het
Or5w17 A T 2: 87,584,184 (GRCm39) M51K possibly damaging Het
Or8u8 A T 2: 86,011,564 (GRCm39) V297E probably damaging Het
Prl2b1 G A 13: 27,567,601 (GRCm39) A181V probably benign Het
Ptprg T A 14: 12,215,992 (GRCm38) L1147Q probably damaging Het
Rubcn T C 16: 32,663,679 (GRCm39) D319G probably damaging Het
Sfswap G A 5: 129,618,427 (GRCm39) D454N probably benign Het
Slc38a6 G T 12: 73,388,513 (GRCm39) K242N probably benign Het
Tmigd3 A G 3: 105,824,088 (GRCm39) D19G probably damaging Het
Trim36 T C 18: 46,308,722 (GRCm39) E380G probably benign Het
Ttn T A 2: 76,624,976 (GRCm39) I15201F probably damaging Het
Vmn2r12 A G 5: 109,239,322 (GRCm39) S414P probably damaging Het
Vmn2r82 A T 10: 79,214,936 (GRCm39) K306N possibly damaging Het
Wdfy4 A T 14: 32,769,230 (GRCm39) Y2232* probably null Het
Wdr53 A G 16: 32,075,830 (GRCm39) D345G probably damaging Het
Zfp26 G A 9: 20,348,213 (GRCm39) R784C probably damaging Het
Zfp58 A T 13: 67,639,823 (GRCm39) C223S probably damaging Het
Zfp618 A G 4: 63,051,916 (GRCm39) H899R Het
Zfp963 A G 8: 70,195,692 (GRCm39) Y254H probably benign Het
Zfp994 T C 17: 22,421,764 (GRCm39) D17G 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
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
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'- TGAGAAAGAAGGCTTCCTGTC -3'
(R):5'- ACTGCTTTGTCTCGCACACG -3'

Sequencing Primer
(F):5'- CAATTCTTTAAAGGGGGCTCAGAC -3'
(R):5'- ACACGTTCCTATCAGTGGGGAC -3'
Posted On 2022-08-09