Incidental Mutation 'IGL02939:Ext2'
ID 365965
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Ext2
Ensembl Gene ENSMUSG00000027198
Gene Name exostosin glycosyltransferase 2
Synonyms
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # IGL02939
Quality Score
Status
Chromosome 2
Chromosomal Location 93525978-93652913 bp(-) (GRCm39)
Type of Mutation splice site
DNA Base Change (assembly) A to T at 93534964 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Gene Model predicted gene model for transcript(s): [ENSMUST00000028623] [ENSMUST00000125407] [ENSMUST00000144780] [ENSMUST00000184931]
AlphaFold P70428
Predicted Effect probably null
Transcript: ENSMUST00000028623
SMART Domains Protein: ENSMUSP00000028623
Gene: ENSMUSG00000027198

DomainStartEndE-ValueType
transmembrane domain 24 46 N/A INTRINSIC
Pfam:Exostosin 100 380 2.4e-59 PFAM
Pfam:Glyco_transf_64 456 701 1.1e-99 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000125407
SMART Domains Protein: ENSMUSP00000120291
Gene: ENSMUSG00000027198

DomainStartEndE-ValueType
transmembrane domain 24 46 N/A INTRINSIC
Pfam:Exostosin 100 380 8.8e-59 PFAM
Predicted Effect probably null
Transcript: ENSMUST00000132429
SMART Domains Protein: ENSMUSP00000123492
Gene: ENSMUSG00000027198

DomainStartEndE-ValueType
Pfam:Glyco_transf_64 1 100 5.7e-40 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000139321
Predicted Effect probably benign
Transcript: ENSMUST00000144780
Predicted Effect probably benign
Transcript: ENSMUST00000184931
SMART Domains Protein: ENSMUSP00000138956
Gene: ENSMUSG00000027198

DomainStartEndE-ValueType
transmembrane domain 24 46 N/A INTRINSIC
Pfam:Exostosin 100 380 1.4e-57 PFAM
Pfam:Glyco_transf_64 456 559 9.5e-31 PFAM
Coding Region Coverage
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of two glycosyltransferases involved in the chain elongation step of heparan sulfate biosynthesis. Mutations in this gene cause the type II form of multiple exostoses. Alternatively spliced transcript variants encoding different isoforms have been noted for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null embryos lack heparan sulfate, initiate primitive streak formation but fail to form mesoderm, become growth arrested and die around gastrulation. Heterozygotes show various abnormalities in cartilage differentiation; about one-third form one or more exostoses on the ribs. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Atp6ap1 A G X: 73,340,924 (GRCm39) D47G probably benign Het
Atr T C 9: 95,747,314 (GRCm39) F199L probably benign Het
Bivm C A 1: 44,182,120 (GRCm39) H443N probably benign Het
Btnl2 A T 17: 34,580,043 (GRCm39) H192L probably benign Het
Ccdc178 A T 18: 22,253,775 (GRCm39) C155S probably benign Het
Celsr1 C A 15: 85,785,673 (GRCm39) V2934L probably benign Het
Celsr3 T C 9: 108,726,652 (GRCm39) S3294P probably damaging Het
Ddx10 T A 9: 53,115,579 (GRCm39) E585V possibly damaging Het
Elapor2 T C 5: 9,511,478 (GRCm39) Y947H probably damaging Het
Eps15l1 A T 8: 73,138,606 (GRCm39) probably benign Het
Erlin1 G T 19: 44,051,491 (GRCm39) T70K probably damaging Het
Fam124a G A 14: 62,793,368 (GRCm39) probably null Het
Fam53a T C 5: 33,765,103 (GRCm39) D201G probably damaging Het
Fgf14 C T 14: 124,369,891 (GRCm39) G136D possibly damaging Het
Gdi2 A T 13: 3,614,623 (GRCm39) T323S probably benign Het
Gemin5 A T 11: 58,047,556 (GRCm39) N339K probably damaging Het
Golga4 A G 9: 118,364,522 (GRCm39) E286G probably benign Het
Golga4 A C 9: 118,363,700 (GRCm39) K233T probably damaging Het
Gosr1 A G 11: 76,641,732 (GRCm39) probably benign Het
Haus8 A G 8: 71,708,361 (GRCm39) probably benign Het
Itgb3bp T C 4: 99,690,373 (GRCm39) T49A probably null Het
Ldlrad4 A G 18: 68,387,585 (GRCm39) D299G probably damaging Het
Lpo A G 11: 87,706,004 (GRCm39) M273T possibly damaging Het
Map3k4 T A 17: 12,491,036 (GRCm39) S132C probably damaging Het
Mycbp2 T G 14: 103,414,715 (GRCm39) T2566P probably benign Het
Nalcn T C 14: 123,536,284 (GRCm39) E1255G probably null Het
Nop56 A T 2: 130,120,117 (GRCm39) K157N probably damaging Het
Or10g9 C T 9: 39,912,194 (GRCm39) E110K probably benign Het
Or6c1 A T 10: 129,517,857 (GRCm39) Y250* probably null Het
Pcdh15 A G 10: 74,340,648 (GRCm39) probably benign Het
Pi4ka T C 16: 17,172,074 (GRCm39) H557R probably damaging Het
Plekha4 C T 7: 45,181,787 (GRCm39) Q64* probably null Het
Ppp2r3c G A 12: 55,345,192 (GRCm39) probably benign Het
Rgmb C T 17: 16,027,755 (GRCm39) M321I probably benign Het
Rnf31 T C 14: 55,833,131 (GRCm39) S363P probably benign Het
Sap18b T A 8: 96,552,329 (GRCm39) M113K probably benign Het
Scara3 T A 14: 66,169,105 (GRCm39) M171L probably benign Het
Slc9a2 T G 1: 40,781,863 (GRCm39) M364R probably damaging Het
Sorcs1 C T 19: 50,666,368 (GRCm39) W180* probably null Het
Stat6 T A 10: 127,482,809 (GRCm39) M10K probably benign Het
Sun1 T C 5: 139,221,243 (GRCm39) probably benign Het
Tead2 T C 7: 44,869,858 (GRCm39) probably benign Het
Tjp1 T G 7: 64,964,638 (GRCm39) E844D probably damaging Het
Tmtc2 A G 10: 105,206,411 (GRCm39) S295P probably damaging Het
Ttn G A 2: 76,612,756 (GRCm39) R17108C probably damaging Het
Ubr1 T C 2: 120,711,664 (GRCm39) probably null Het
Vmn2r108 T A 17: 20,691,545 (GRCm39) H326L probably benign Het
Xdh A G 17: 74,250,840 (GRCm39) probably null Het
Zfp385b A G 2: 77,242,403 (GRCm39) S439P probably benign Het
Zfp597 G A 16: 3,683,805 (GRCm39) S317L probably benign Het
Zfp638 A G 6: 83,946,214 (GRCm39) D1081G probably damaging Het
Zfp93 C T 7: 23,974,509 (GRCm39) H165Y possibly damaging Het
Other mutations in Ext2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01132:Ext2 APN 2 93,621,418 (GRCm39) missense probably benign
IGL01554:Ext2 APN 2 93,642,294 (GRCm39) missense probably damaging 1.00
IGL01768:Ext2 APN 2 93,621,455 (GRCm39) splice site probably benign
IGL02160:Ext2 APN 2 93,643,929 (GRCm39) missense probably benign
IGL02677:Ext2 APN 2 93,537,590 (GRCm39) missense probably damaging 1.00
IGL03013:Ext2 APN 2 93,537,571 (GRCm39) intron probably benign
IGL03286:Ext2 APN 2 93,537,617 (GRCm39) missense probably damaging 1.00
R0018:Ext2 UTSW 2 93,626,037 (GRCm39) missense probably damaging 1.00
R0526:Ext2 UTSW 2 93,636,430 (GRCm39) missense probably damaging 0.99
R0580:Ext2 UTSW 2 93,626,070 (GRCm39) missense probably benign 0.31
R1383:Ext2 UTSW 2 93,636,458 (GRCm39) missense possibly damaging 0.92
R1538:Ext2 UTSW 2 93,537,632 (GRCm39) missense probably damaging 1.00
R1743:Ext2 UTSW 2 93,560,570 (GRCm39) missense probably damaging 1.00
R1792:Ext2 UTSW 2 93,534,890 (GRCm39) missense probably damaging 1.00
R2874:Ext2 UTSW 2 93,570,031 (GRCm39) missense possibly damaging 0.95
R3122:Ext2 UTSW 2 93,644,170 (GRCm39) missense probably damaging 1.00
R4624:Ext2 UTSW 2 93,533,545 (GRCm39) missense probably benign 0.26
R4653:Ext2 UTSW 2 93,526,504 (GRCm39) missense probably benign 0.22
R4826:Ext2 UTSW 2 93,592,975 (GRCm39) missense probably benign 0.15
R4828:Ext2 UTSW 2 93,626,112 (GRCm39) missense probably benign 0.08
R4936:Ext2 UTSW 2 93,644,024 (GRCm39) nonsense probably null
R5311:Ext2 UTSW 2 93,526,606 (GRCm39) missense probably benign 0.04
R5799:Ext2 UTSW 2 93,642,317 (GRCm39) missense probably benign 0.01
R5850:Ext2 UTSW 2 93,644,004 (GRCm39) missense possibly damaging 0.94
R6230:Ext2 UTSW 2 93,592,965 (GRCm39) missense probably damaging 1.00
R6488:Ext2 UTSW 2 93,636,430 (GRCm39) missense probably damaging 0.99
R7047:Ext2 UTSW 2 93,570,002 (GRCm39) missense probably damaging 0.99
R7173:Ext2 UTSW 2 93,643,957 (GRCm39) missense probably damaging 1.00
R7391:Ext2 UTSW 2 93,560,612 (GRCm39) missense probably damaging 1.00
R7530:Ext2 UTSW 2 93,491,998 (GRCm39) missense probably benign 0.00
R7545:Ext2 UTSW 2 93,644,108 (GRCm39) missense probably benign
R7939:Ext2 UTSW 2 93,560,601 (GRCm39) missense probably damaging 1.00
R8160:Ext2 UTSW 2 93,644,107 (GRCm39) missense probably benign 0.05
R9072:Ext2 UTSW 2 93,644,144 (GRCm39) missense probably benign 0.28
R9245:Ext2 UTSW 2 93,534,836 (GRCm39) missense probably benign 0.23
R9338:Ext2 UTSW 2 93,526,603 (GRCm39) missense probably damaging 1.00
R9430:Ext2 UTSW 2 93,592,999 (GRCm39) missense possibly damaging 0.84
R9487:Ext2 UTSW 2 93,592,956 (GRCm39) missense probably damaging 1.00
Z1177:Ext2 UTSW 2 93,533,620 (GRCm39) critical splice acceptor site probably benign
Posted On 2015-12-18