Incidental Mutation 'R0417:Extl2'
ID 40380
Institutional Source Beutler Lab
Gene Symbol Extl2
Ensembl Gene ENSMUSG00000027963
Gene Name exostosin-like glycosyltransferase 2
Synonyms 3000001D04Rik
MMRRC Submission 038619-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.294) question?
Stock # R0417 (G1)
Quality Score 225
Status Not validated
Chromosome 3
Chromosomal Location 115801111-115822666 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 115818006 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 106 (I106T)
Ref Sequence ENSEMBL: ENSMUSP00000102110 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029575] [ENSMUST00000106501] [ENSMUST00000106502]
AlphaFold Q9ES89
Predicted Effect probably benign
Transcript: ENSMUST00000029575
AA Change: I120T

PolyPhen 2 Score 0.278 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000029575
Gene: ENSMUSG00000027963
AA Change: I120T

DomainStartEndE-ValueType
low complexity region 19 41 N/A INTRINSIC
Pfam:Glyco_transf_64 67 321 8.5e-88 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000106501
AA Change: I106T

PolyPhen 2 Score 0.292 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000102110
Gene: ENSMUSG00000027963
AA Change: I106T

DomainStartEndE-ValueType
signal peptide 1 24 N/A INTRINSIC
Pfam:Glyco_transf_64 53 307 1.7e-86 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000106502
AA Change: I120T

PolyPhen 2 Score 0.278 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000102111
Gene: ENSMUSG00000027963
AA Change: I120T

DomainStartEndE-ValueType
low complexity region 19 41 N/A INTRINSIC
Pfam:Glyco_transf_64 67 321 1.4e-86 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000145945
Meta Mutation Damage Score 0.0870 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 95.1%
Validation Efficiency
MGI Phenotype PHENOTYPE: Mice homozygous for a knock-out allele exhibit increased production of heparin sulfate and chondroitin sulfate in mouse embryonic fibroblasts, liver and brain. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 75 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700030K09Rik A G 8: 73,199,244 (GRCm39) K217R probably damaging Het
1810024B03Rik A G 2: 127,028,864 (GRCm39) Y112H probably damaging Het
Acot2 T C 12: 84,037,387 (GRCm39) Y234H probably benign Het
Alox12e C T 11: 70,212,691 (GRCm39) V53I probably benign Het
Ankrd50 T C 3: 38,510,510 (GRCm39) H619R probably damaging Het
Arfgef3 A T 10: 18,479,259 (GRCm39) L1452Q probably damaging Het
Arhgap42 T C 9: 9,180,034 (GRCm39) S82G possibly damaging Het
Arhgef18 T C 8: 3,438,957 (GRCm39) probably benign Het
Bicra C A 7: 15,706,247 (GRCm39) R1398L probably damaging Het
Boc T C 16: 44,340,597 (GRCm39) T118A probably benign Het
Btnl9 A G 11: 49,066,422 (GRCm39) Y381H probably damaging Het
Cbln3 T G 14: 56,121,586 (GRCm39) E20A probably benign Het
Cdc42ep5 A G 7: 4,154,482 (GRCm39) L102P probably damaging Het
Csrnp3 A G 2: 65,849,887 (GRCm39) Y171C probably benign Het
Cyp2d9 A T 15: 82,340,152 (GRCm39) I181F probably damaging Het
Cyp7b1 T A 3: 18,150,855 (GRCm39) T295S probably damaging Het
Dbn1 C T 13: 55,622,729 (GRCm39) E585K probably damaging Het
Dok1 A T 6: 83,008,550 (GRCm39) D377E probably damaging Het
Eed A T 7: 89,620,760 (GRCm39) Y87* probably null Het
Entpd3 T C 9: 120,386,487 (GRCm39) V156A probably damaging Het
Exo5 T A 4: 120,779,269 (GRCm39) T199S probably damaging Het
Ezh2 A G 6: 47,528,660 (GRCm39) C291R probably benign Het
Flvcr1 A T 1: 190,743,416 (GRCm39) M466K probably benign Het
Fras1 G T 5: 96,839,231 (GRCm39) M1583I probably benign Het
Fzd9 G T 5: 135,278,473 (GRCm39) R471S probably damaging Het
Galr1 A T 18: 82,423,665 (GRCm39) F204Y probably damaging Het
Gna11 A T 10: 81,366,738 (GRCm39) I324N probably damaging Het
Gucy1a2 A G 9: 3,759,484 (GRCm39) E430G possibly damaging Het
Hhatl C T 9: 121,617,828 (GRCm39) A254T probably benign Het
Ikzf1 A C 11: 11,719,352 (GRCm39) N353T probably benign Het
Il7 T A 3: 7,641,087 (GRCm39) T110S probably damaging Het
Keg1 A G 19: 12,688,424 (GRCm39) N53D probably damaging Het
Klhl21 T C 4: 152,099,964 (GRCm39) I558T probably damaging Het
Lca5l G A 16: 95,963,853 (GRCm39) T357M probably damaging Het
Lrba T C 3: 86,622,961 (GRCm39) S2448P probably damaging Het
Map3k6 T A 4: 132,975,393 (GRCm39) Y709* probably null Het
Megf6 A G 4: 154,352,424 (GRCm39) E1261G probably benign Het
Mettl3 C T 14: 52,534,155 (GRCm39) G473D probably damaging Het
Mga A G 2: 119,733,271 (GRCm39) I40V probably damaging Het
Mmp13 T A 9: 7,276,602 (GRCm39) D232E probably benign Het
Nampt T C 12: 32,883,100 (GRCm39) V95A probably benign Het
Nbeal1 T C 1: 60,286,893 (GRCm39) V905A probably benign Het
Nomo1 A T 7: 45,718,122 (GRCm39) E840V possibly damaging Het
Nprl2 A T 9: 107,420,497 (GRCm39) I101F probably damaging Het
Nup160 A T 2: 90,565,771 (GRCm39) I1378F possibly damaging Het
Ogdhl T C 14: 32,048,936 (GRCm39) S69P probably damaging Het
Or2y17 T A 11: 49,231,500 (GRCm39) I47N possibly damaging Het
Or4a68 C A 2: 89,270,519 (GRCm39) V35L possibly damaging Het
Or4k77 A G 2: 111,199,450 (GRCm39) S158G possibly damaging Het
Or5be3 A T 2: 86,863,789 (GRCm39) Y259N probably damaging Het
Or8b12i G A 9: 20,082,510 (GRCm39) A119V probably damaging Het
Or8c16 A G 9: 38,130,751 (GRCm39) I211V probably benign Het
Or8c8 T C 9: 38,165,160 (GRCm39) F149S probably benign Het
Osbpl3 C T 6: 50,324,998 (GRCm39) V167I probably benign Het
Pclo T A 5: 14,763,036 (GRCm39) H3836Q unknown Het
Prkcg A T 7: 3,352,820 (GRCm39) probably null Het
Ror1 A T 4: 100,269,197 (GRCm39) H345L possibly damaging Het
Slc36a2 C T 11: 55,072,370 (GRCm39) probably null Het
Slc40a1 G A 1: 45,950,534 (GRCm39) P306L possibly damaging Het
Slc9a8 C A 2: 167,299,264 (GRCm39) T239K probably benign Het
Snapc3 A G 4: 83,368,399 (GRCm39) I299V probably benign Het
Sp3 G A 2: 72,801,845 (GRCm39) A56V possibly damaging Het
Spag17 T A 3: 99,972,870 (GRCm39) S1361T probably benign Het
Sptbn2 A G 19: 4,787,954 (GRCm39) T978A probably benign Het
Stom C A 2: 35,211,644 (GRCm39) V126F probably damaging Het
Stpg2 A G 3: 138,924,082 (GRCm39) T162A probably damaging Het
Stxbp6 G A 12: 44,949,740 (GRCm39) T63M probably damaging Het
Tatdn1 A C 15: 58,793,199 (GRCm39) I69S probably benign Het
Tbata A T 10: 61,016,118 (GRCm39) D198V probably damaging Het
Tbc1d5 T C 17: 51,063,733 (GRCm39) I638V probably benign Het
Tomm70a A G 16: 56,970,266 (GRCm39) D548G probably benign Het
Ust A G 10: 8,121,700 (GRCm39) F303L probably damaging Het
Vps13d A G 4: 144,703,130 (GRCm39) S4306P probably benign Het
Zbed6 A T 1: 133,586,276 (GRCm39) S354T probably benign Het
Zfp691 A G 4: 119,027,693 (GRCm39) S180P possibly damaging Het
Other mutations in Extl2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01063:Extl2 APN 3 115,821,131 (GRCm39) missense possibly damaging 0.54
PIT4378001:Extl2 UTSW 3 115,804,339 (GRCm39) start codon destroyed probably null 0.02
R1500:Extl2 UTSW 3 115,820,789 (GRCm39) missense probably benign 0.33
R2888:Extl2 UTSW 3 115,820,906 (GRCm39) missense probably damaging 1.00
R3836:Extl2 UTSW 3 115,818,006 (GRCm39) missense probably benign 0.29
R4666:Extl2 UTSW 3 115,817,856 (GRCm39) missense probably damaging 1.00
R4940:Extl2 UTSW 3 115,820,841 (GRCm39) missense probably benign 0.05
R5261:Extl2 UTSW 3 115,821,013 (GRCm39) missense probably benign 0.19
R6866:Extl2 UTSW 3 115,821,002 (GRCm39) missense probably damaging 0.99
R6866:Extl2 UTSW 3 115,821,001 (GRCm39) missense probably damaging 0.97
R7117:Extl2 UTSW 3 115,821,088 (GRCm39) missense probably damaging 1.00
R7529:Extl2 UTSW 3 115,821,055 (GRCm39) missense possibly damaging 0.86
R8409:Extl2 UTSW 3 115,820,911 (GRCm39) missense probably damaging 0.97
R9612:Extl2 UTSW 3 115,821,145 (GRCm39) makesense probably null
Predicted Primers PCR Primer
(F):5'- GGCTTTGACCAACTTACTCCCCAAC -3'
(R):5'- TTCTAACAACCTCCCTGAGAGCCG -3'

Sequencing Primer
(F):5'- GACAAGATGCTCACTCTGCG -3'
(R):5'- TCCCTGAGAGCCGGAAGTC -3'
Posted On 2013-05-23