Incidental Mutation 'R4298:Extl1'
ID 323419
Institutional Source Beutler Lab
Gene Symbol Extl1
Ensembl Gene ENSMUSG00000028838
Gene Name exostosin-like glycosyltransferase 1
Synonyms D430033M16Rik
MMRRC Submission 041086-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.285) question?
Stock # R4298 (G1)
Quality Score 225
Status Validated
Chromosome 4
Chromosomal Location 134083684-134099893 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 134084969 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 667 (E667G)
Ref Sequence ENSEMBL: ENSMUSP00000030643 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030643] [ENSMUST00000081094] [ENSMUST00000105872] [ENSMUST00000105873] [ENSMUST00000105874]
AlphaFold Q9JKV7
Predicted Effect probably damaging
Transcript: ENSMUST00000030643
AA Change: E667G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000030643
Gene: ENSMUSG00000028838
AA Change: E667G

DomainStartEndE-ValueType
transmembrane domain 7 29 N/A INTRINSIC
Pfam:Exostosin 87 329 2.1e-38 PFAM
Pfam:Glyco_transf_64 412 652 1.7e-84 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000081094
SMART Domains Protein: ENSMUSP00000079875
Gene: ENSMUSG00000028836

DomainStartEndE-ValueType
Pfam:Cation_efflux 1 280 6e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000105872
SMART Domains Protein: ENSMUSP00000101498
Gene: ENSMUSG00000028836

DomainStartEndE-ValueType
Pfam:Cation_efflux 1 280 6e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000105873
SMART Domains Protein: ENSMUSP00000101499
Gene: ENSMUSG00000028836

DomainStartEndE-ValueType
Pfam:Cation_efflux 74 311 3.1e-42 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000105874
SMART Domains Protein: ENSMUSP00000101500
Gene: ENSMUSG00000028836

DomainStartEndE-ValueType
Pfam:Cation_efflux 70 277 3.4e-51 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000132387
Meta Mutation Damage Score 0.1320 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.5%
  • 20x: 95.9%
Validation Efficiency 100% (54/54)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the multiple exostoses (EXT) family of glycosyltransferases, which function in the chain polymerization of heparan sulfate and heparin. The encoded protein harbors alpha 1,4- N-acetylglucosaminyltransferase activity, and is involved in chain elongation of heparan sulfate and possibly heparin. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc12 T C 8: 87,258,154 (GRCm39) probably null Het
Ccser2 T A 14: 36,612,337 (GRCm39) Q158L possibly damaging Het
Cct7 T A 6: 85,445,155 (GRCm39) C469S probably damaging Het
Chmp7 A T 14: 69,956,650 (GRCm39) probably null Het
Clcn4 C T 7: 7,299,737 (GRCm39) D31N possibly damaging Het
Col9a2 C G 4: 120,911,455 (GRCm39) R599G probably damaging Het
Ctdp1 A T 18: 80,493,172 (GRCm39) V441E probably benign Het
Cyp4a10 T C 4: 115,389,889 (GRCm39) L498P probably damaging Het
Dsc3 A T 18: 20,113,811 (GRCm39) N370K possibly damaging Het
Dusp12 G A 1: 170,708,198 (GRCm39) T173M probably benign Het
Ebf3 C T 7: 136,826,958 (GRCm39) R318Q possibly damaging Het
Epcam T C 17: 87,947,962 (GRCm39) probably null Het
Erich6 G T 3: 58,531,712 (GRCm39) A428D probably benign Het
Ext1 A T 15: 53,208,521 (GRCm39) I80N probably benign Het
F2 T G 2: 91,459,665 (GRCm39) probably null Het
Fbxw16 T C 9: 109,275,625 (GRCm39) I135V probably benign Het
Glipr1l1 A T 10: 111,898,252 (GRCm39) D119V probably benign Het
Gprc5b G A 7: 118,583,437 (GRCm39) A144V possibly damaging Het
Lmbrd2 G A 15: 9,165,882 (GRCm39) R252H possibly damaging Het
Lyst A G 13: 13,809,472 (GRCm39) T381A probably damaging Het
Mcpt4 A T 14: 56,298,444 (GRCm39) V97D possibly damaging Het
Nefh A G 11: 4,890,066 (GRCm39) I851T probably benign Het
Nf1 A T 11: 79,275,070 (GRCm39) I44F probably damaging Het
Nyap2 A T 1: 81,218,811 (GRCm39) I278F probably damaging Het
Or4c52 A T 2: 89,845,993 (GRCm39) T240S probably benign Het
Or4f7d-ps1 G T 2: 111,674,789 (GRCm39) noncoding transcript Het
Pdcd4 C A 19: 53,908,092 (GRCm39) P201Q probably damaging Het
Pramel16 A T 4: 143,675,713 (GRCm39) L371* probably null Het
Prdm11 T C 2: 92,823,728 (GRCm39) T179A probably benign Het
Qrfpr T A 3: 36,243,703 (GRCm39) I133F probably damaging Het
Rack1 T C 11: 48,692,453 (GRCm39) probably benign Het
Reln A C 5: 22,125,485 (GRCm39) C2733G probably damaging Het
Rrs1 C T 1: 9,616,448 (GRCm39) R234C possibly damaging Het
Sag G C 1: 87,772,737 (GRCm39) D402H probably benign Het
Sbk3 T A 7: 4,972,979 (GRCm39) T64S probably benign Het
Setx GTGGCT GT 2: 29,044,073 (GRCm39) 1814 probably null Het
Sh3gl1 C T 17: 56,326,173 (GRCm39) G111D probably damaging Het
Spata20 G A 11: 94,373,914 (GRCm39) R379W probably damaging Het
St3gal2 T C 8: 111,688,991 (GRCm39) M177T probably benign Het
Stk39 C T 2: 68,221,284 (GRCm39) G213D probably damaging Het
Szt2 A G 4: 118,222,603 (GRCm39) probably benign Het
Taf1d T C 9: 15,219,939 (GRCm39) S63P probably damaging Het
Tnfrsf13b C G 11: 61,031,643 (GRCm39) probably null Het
Ttn G T 2: 76,554,394 (GRCm39) A30807D probably damaging Het
Unc119 A G 11: 78,238,948 (GRCm39) N158S probably damaging Het
Vmn2r116 T A 17: 23,620,801 (GRCm39) I845N possibly damaging Het
Vmn2r12 C A 5: 109,239,830 (GRCm39) M244I probably benign Het
Zdhhc4 A G 5: 143,309,997 (GRCm39) V87A probably damaging Het
Zwilch A G 9: 64,062,444 (GRCm39) probably null Het
Other mutations in Extl1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00088:Extl1 APN 4 134,085,330 (GRCm39) missense probably damaging 1.00
IGL01404:Extl1 APN 4 134,086,514 (GRCm39) missense probably benign 0.06
IGL03040:Extl1 APN 4 134,087,940 (GRCm39) splice site probably benign
R0165:Extl1 UTSW 4 134,085,014 (GRCm39) missense probably damaging 1.00
R0566:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R0575:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R0941:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R0943:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R0988:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R0989:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R0990:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R1022:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R1035:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R1344:Extl1 UTSW 4 134,086,552 (GRCm39) missense probably damaging 0.99
R1495:Extl1 UTSW 4 134,084,988 (GRCm39) unclassified probably benign
R1699:Extl1 UTSW 4 134,091,894 (GRCm39) nonsense probably null
R1750:Extl1 UTSW 4 134,089,999 (GRCm39) missense probably benign 0.00
R1768:Extl1 UTSW 4 134,098,449 (GRCm39) missense probably benign
R1883:Extl1 UTSW 4 134,091,917 (GRCm39) missense probably benign 0.01
R2143:Extl1 UTSW 4 134,098,355 (GRCm39) missense probably benign 0.31
R2144:Extl1 UTSW 4 134,098,355 (GRCm39) missense probably benign 0.31
R2155:Extl1 UTSW 4 134,090,491 (GRCm39) missense possibly damaging 0.71
R4605:Extl1 UTSW 4 134,087,145 (GRCm39) missense probably benign 0.00
R4606:Extl1 UTSW 4 134,098,691 (GRCm39) missense probably benign 0.00
R4606:Extl1 UTSW 4 134,098,690 (GRCm39) missense probably damaging 0.99
R4787:Extl1 UTSW 4 134,091,978 (GRCm39) missense probably damaging 1.00
R5210:Extl1 UTSW 4 134,087,895 (GRCm39) missense probably benign 0.02
R5776:Extl1 UTSW 4 134,085,083 (GRCm39) missense possibly damaging 0.82
R6216:Extl1 UTSW 4 134,090,441 (GRCm39) missense probably benign
R6392:Extl1 UTSW 4 134,091,945 (GRCm39) missense probably benign 0.44
R6674:Extl1 UTSW 4 134,085,438 (GRCm39) missense probably damaging 0.97
R7218:Extl1 UTSW 4 134,087,080 (GRCm39) missense probably benign 0.14
R7779:Extl1 UTSW 4 134,087,908 (GRCm39) missense probably benign 0.25
R7779:Extl1 UTSW 4 134,085,014 (GRCm39) missense probably damaging 1.00
R7795:Extl1 UTSW 4 134,091,990 (GRCm39) missense probably damaging 1.00
R7800:Extl1 UTSW 4 134,098,929 (GRCm39) missense probably benign 0.10
R8472:Extl1 UTSW 4 134,098,603 (GRCm39) missense probably benign
R8977:Extl1 UTSW 4 134,086,435 (GRCm39) missense possibly damaging 0.95
R9079:Extl1 UTSW 4 134,089,975 (GRCm39) missense probably damaging 1.00
X0020:Extl1 UTSW 4 134,085,332 (GRCm39) splice site probably null
Predicted Primers PCR Primer
(F):5'- GTGAATCGTGCGAGGACTTC -3'
(R):5'- TCTTAGGATTCTGGGGATCCAC -3'

Sequencing Primer
(F):5'- CATTTCAGGGAACAGGATCAGCC -3'
(R):5'- ATTCTGGGGATCCACGACCAG -3'
Posted On 2015-06-20