Incidental Mutation 'R7800:Extl1'
ID 600467
Institutional Source Beutler Lab
Gene Symbol Extl1
Ensembl Gene ENSMUSG00000028838
Gene Name exostosin-like glycosyltransferase 1
Synonyms D430033M16Rik
MMRRC Submission 045855-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.283) question?
Stock # R7800 (G1)
Quality Score 225.009
Status Validated
Chromosome 4
Chromosomal Location 134083684-134099893 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 134098929 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Aspartic acid at position 34 (G34D)
Ref Sequence ENSEMBL: ENSMUSP00000030643 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030643]
AlphaFold Q9JKV7
Predicted Effect probably benign
Transcript: ENSMUST00000030643
AA Change: G34D

PolyPhen 2 Score 0.100 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000030643
Gene: ENSMUSG00000028838
AA Change: G34D

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
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency 96% (47/49)
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
Abca6 T C 11: 110,078,698 (GRCm39) D1264G probably benign Het
Ace T C 11: 105,876,884 (GRCm39) F1122S probably damaging Het
Actr10 T G 12: 70,990,283 (GRCm39) Y112D probably benign Het
Cacnb1 T G 11: 97,900,121 (GRCm39) I346L possibly damaging Het
Camsap2 T C 1: 136,209,639 (GRCm39) T607A probably damaging Het
Cby3 T C 11: 50,250,175 (GRCm39) F32S probably damaging Het
Cers5 G T 15: 99,634,122 (GRCm39) H409N probably benign Het
Ces1h A T 8: 94,106,322 (GRCm39) L11H Het
Clcnkb T C 4: 141,141,833 (GRCm39) Y51C probably benign Het
Cnnm2 A G 19: 46,866,420 (GRCm39) E856G probably benign Het
Cnot1 A G 8: 96,491,690 (GRCm39) V378A probably benign Het
Crisp4 A C 1: 18,198,973 (GRCm39) S154A probably benign Het
Disp1 C T 1: 182,880,550 (GRCm39) R241Q probably benign Het
Ermard G A 17: 15,277,065 (GRCm39) R429H probably benign Het
Gen1 T C 12: 11,291,863 (GRCm39) D707G probably benign Het
H1f3 C A 13: 23,739,541 (GRCm39) T93N possibly damaging Het
Igkv5-37 A C 6: 69,940,499 (GRCm39) S48R possibly damaging Het
Ilvbl C T 10: 78,419,809 (GRCm39) A571V possibly damaging Het
Itgb1 A G 8: 129,439,718 (GRCm39) K136E possibly damaging Het
Lhx8 A G 3: 154,027,284 (GRCm39) F253L probably damaging Het
Naa25 A G 5: 121,562,594 (GRCm39) T459A possibly damaging Het
Nr3c2 A G 8: 77,636,621 (GRCm39) Y574C probably damaging Het
Nrxn1 C T 17: 91,396,635 (GRCm39) probably benign Het
Ntrk3 T A 7: 77,952,488 (GRCm39) R576S probably benign Het
Nup210l A G 3: 90,041,904 (GRCm39) Y403C probably damaging Het
Or2ag12 A G 7: 106,276,781 (GRCm39) V304A probably benign Het
Or8b53 T G 9: 38,667,914 (GRCm39) L310W probably damaging Het
Otogl T A 10: 107,722,376 (GRCm39) Y326F probably damaging Het
Pcdha1 T A 18: 37,064,426 (GRCm39) D363E probably damaging Het
Pcdhb3 T A 18: 37,434,974 (GRCm39) N313K probably benign Het
Pcdhb9 A C 18: 37,534,602 (GRCm39) S199R probably benign Het
Pde4dip C T 3: 97,622,599 (GRCm39) D1537N probably damaging Het
Pinx1 A G 14: 64,156,984 (GRCm39) K304E probably benign Het
Pnlip T C 19: 58,670,134 (GRCm39) V458A probably benign Het
Polr3a C A 14: 24,534,455 (GRCm39) M60I probably null Het
Qrich2 G T 11: 116,347,686 (GRCm39) S1046* probably null Het
Rigi T C 4: 40,211,618 (GRCm39) E650G probably benign Het
Rps6ka5 G A 12: 100,524,824 (GRCm39) P638S probably damaging Het
Slc6a13 T A 6: 121,298,658 (GRCm39) N158K probably damaging Het
Sord T C 2: 122,089,561 (GRCm39) V187A probably damaging Het
Sult2a2 A G 7: 13,468,710 (GRCm39) T59A probably benign Het
Thbs2 T C 17: 14,896,558 (GRCm39) D777G probably damaging Het
Tmed9 A G 13: 55,743,345 (GRCm39) D159G probably benign Het
Trbc1 A G 6: 41,516,195 (GRCm39) I142V Het
Usp17ld A G 7: 102,900,041 (GRCm39) V297A probably damaging Het
Vmn1r167 A T 7: 23,204,069 (GRCm39) *316R probably null Het
Wdr59 C A 8: 112,248,570 (GRCm39) R15L Het
Zfp189 C T 4: 49,529,367 (GRCm39) P157S possibly damaging Het
Zfp407 C T 18: 84,578,800 (GRCm39) G771D probably damaging 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
R4298:Extl1 UTSW 4 134,084,969 (GRCm39) missense probably damaging 1.00
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
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'- TTTCCCCTACACTTGGAGGTG -3'
(R):5'- GACCTGCCTTCAATGGTGAGAG -3'

Sequencing Primer
(F):5'- CCCTACACTTGGAGGTGTCAAAG -3'
(R):5'- TGGACCAGAAGGCTGATTTCC -3'
Posted On 2019-11-26