Incidental Mutation 'R2269:Gbe1'
ID 242354
Institutional Source Beutler Lab
Gene Symbol Gbe1
Ensembl Gene ENSMUSG00000022707
Gene Name 1,4-alpha-glucan branching enzyme 1
Synonyms 2310045H19Rik, D16Ertd536e, 2810426P10Rik
MMRRC Submission 040269-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2269 (G1)
Quality Score 225
Status Validated
Chromosome 16
Chromosomal Location 70110837-70366604 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 70233840 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Valine at position 239 (A239V)
Ref Sequence ENSEMBL: ENSMUSP00000127642 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000023393] [ENSMUST00000163832] [ENSMUST00000170464] [ENSMUST00000171132]
AlphaFold Q9D6Y9
Predicted Effect probably damaging
Transcript: ENSMUST00000023393
AA Change: A239V

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000023393
Gene: ENSMUSG00000022707
AA Change: A239V

DomainStartEndE-ValueType
low complexity region 2 9 N/A INTRINSIC
Pfam:CBM_48 75 161 9.4e-17 PFAM
Pfam:Alpha-amylase 218 336 1.1e-17 PFAM
Pfam:Alpha-amylase_C 603 698 1.3e-24 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000163832
AA Change: A239V

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000132603
Gene: ENSMUSG00000022707
AA Change: A239V

DomainStartEndE-ValueType
low complexity region 2 9 N/A INTRINSIC
Pfam:CBM_48 75 161 6e-19 PFAM
Pfam:Alpha-amylase 220 337 5.9e-14 PFAM
Pfam:Alpha-amylase_C 603 698 2.2e-25 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000164300
Predicted Effect probably damaging
Transcript: ENSMUST00000170464
AA Change: A239V

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000131320
Gene: ENSMUSG00000022707
AA Change: A239V

DomainStartEndE-ValueType
low complexity region 2 9 N/A INTRINSIC
Pfam:CBM_48 75 161 9.4e-17 PFAM
Pfam:Alpha-amylase 218 336 1.1e-17 PFAM
Pfam:Alpha-amylase_C 603 698 1.3e-24 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000171132
AA Change: A239V

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000127642
Gene: ENSMUSG00000022707
AA Change: A239V

DomainStartEndE-ValueType
low complexity region 2 9 N/A INTRINSIC
Pfam:CBM_48 75 161 1.8e-17 PFAM
Pfam:Alpha-amylase 218 338 2.7e-18 PFAM
Pfam:Alpha-amylase_C 603 650 4.1e-12 PFAM
Meta Mutation Damage Score 0.9096 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.7%
Validation Efficiency 98% (79/81)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a glycogen branching enzyme that catalyzes the transfer of alpha-1,4-linked glucosyl units from the outer end of a glycogen chain to an alpha-1,6 position on the same or a neighboring glycogen chain. Branching of the chains is essential to increase the solubility of the glycogen molecule and, consequently, in reducing the osmotic pressure within cells. Highest level of this enzyme are found in liver and muscle. Mutations in this gene are associated with glycogen storage disease IV (also known as Andersen's disease). [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for an ENU-induced allele exhibit mid-to-late gestation lethality, decreased heart rate, glycogen storage defects, and ventricles that were small, hypertrabeculated, and noncompacted. [provided by MGI curators]
Allele List at MGI

All alleles(4) : Targeted(3) Chemically induced(1)

Other mutations in this stock
Total: 77 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca16 A G 7: 120,030,383 (GRCm39) D165G probably benign Het
Abca8a A C 11: 109,917,718 (GRCm39) F1574V probably damaging Het
Adh6a A T 3: 138,034,857 (GRCm39) I329L probably benign Het
Agap2 T A 10: 126,918,297 (GRCm39) probably benign Het
Ager A T 17: 34,818,124 (GRCm39) I185F probably damaging Het
Agrn C T 4: 156,263,675 (GRCm39) G173R probably damaging Het
Arhgef16 T A 4: 154,369,490 (GRCm39) H329L probably damaging Het
Astn1 T C 1: 158,329,669 (GRCm39) Y175H probably damaging Het
Banp A G 8: 122,702,662 (GRCm39) T70A probably benign Het
Bcl11b T C 12: 107,881,910 (GRCm39) T802A possibly damaging Het
Ces2a A T 8: 105,466,822 (GRCm39) I65F probably benign Het
Cflar G A 1: 58,780,206 (GRCm39) probably null Het
Clec16a G A 16: 10,462,650 (GRCm39) R656H probably damaging Het
Cntn1 A G 15: 92,192,863 (GRCm39) probably benign Het
Coasy A G 11: 100,976,708 (GRCm39) T493A probably benign Het
Col16a1 C A 4: 129,946,711 (GRCm39) H111Q probably benign Het
Commd8 A G 5: 72,322,765 (GRCm39) W51R probably damaging Het
Cyp3a41b A T 5: 145,514,976 (GRCm39) V83D probably benign Het
D2hgdh C T 1: 93,763,157 (GRCm39) A314V probably damaging Het
Dcun1d4 T A 5: 73,638,618 (GRCm39) probably benign Het
Decr2 C A 17: 26,302,858 (GRCm39) V173L probably benign Het
Defb11 A G 8: 22,395,444 (GRCm39) *78Q probably null Het
Dock3 C A 9: 106,818,525 (GRCm39) V1190F probably damaging Het
Dusp1 A T 17: 26,726,093 (GRCm39) I200N probably damaging Het
Efna1 G A 3: 89,183,646 (GRCm39) A60V possibly damaging Het
Egfl8 C T 17: 34,832,832 (GRCm39) V253M probably damaging Het
Epb41 T A 4: 131,691,458 (GRCm39) N623I probably benign Het
Fbxw22 C T 9: 109,213,062 (GRCm39) R295K probably benign Het
Foxn4 T C 5: 114,393,662 (GRCm39) T486A probably damaging Het
Gpatch3 C T 4: 133,311,118 (GRCm39) A518V possibly damaging Het
Gpc6 A T 14: 118,125,932 (GRCm39) probably null Het
Hdhd2 C T 18: 77,052,866 (GRCm39) T172M probably benign Het
Heatr5a T C 12: 51,940,528 (GRCm39) D1444G possibly damaging Het
Hnrnpul1 A G 7: 25,450,299 (GRCm39) Y138H probably damaging Het
Itgal A G 7: 126,905,873 (GRCm39) I352V possibly damaging Het
Klhl31 A G 9: 77,557,440 (GRCm39) D52G possibly damaging Het
Klk1b21 T C 7: 43,753,863 (GRCm39) I49T possibly damaging Het
Lama2 T A 10: 26,868,932 (GRCm39) I2838F probably damaging Het
Lrrc43 A T 5: 123,641,354 (GRCm39) T513S probably damaging Het
Lsmem1 GTACATACATACATACATACATACATACA GTACATACATACATACATACATACATACATACA 12: 40,235,260 (GRCm39) probably null Het
Mamdc2 A T 19: 23,281,267 (GRCm39) probably benign Het
Mpdz A G 4: 81,301,628 (GRCm39) S266P probably damaging Het
Mrc2 G A 11: 105,239,257 (GRCm39) probably null Het
Mroh5 T C 15: 73,664,997 (GRCm39) N258D probably benign Het
Mrpl28 T C 17: 26,345,285 (GRCm39) V235A probably benign Het
Mtbp G A 15: 55,432,556 (GRCm39) probably null Het
Mtss2 A G 8: 111,455,362 (GRCm39) K92E possibly damaging Het
Muc4 C A 16: 32,754,529 (GRCm38) H1468N probably benign Het
Nav1 A T 1: 135,399,974 (GRCm39) L532* probably null Het
Or10ak16 A T 4: 118,751,071 (GRCm39) R264W probably damaging Het
Or1e23 A G 11: 73,407,309 (GRCm39) S239P probably damaging Het
Or51f1d G A 7: 102,701,344 (GRCm39) V280I probably benign Het
Pappa2 A G 1: 158,684,841 (GRCm39) M766T probably damaging Het
Pkhd1 C T 1: 20,604,759 (GRCm39) probably null Het
Plch2 T C 4: 155,077,461 (GRCm39) E423G probably benign Het
Prrc1 G T 18: 57,514,718 (GRCm39) D312Y probably damaging Het
Pxdn T A 12: 30,055,774 (GRCm39) V1220E probably damaging Het
Robo1 T A 16: 72,775,660 (GRCm39) F728L probably benign Het
Rtel1 G T 2: 180,977,796 (GRCm39) Q292H probably benign Het
Sh3bp4 G A 1: 89,073,314 (GRCm39) V721I possibly damaging Het
Slc2a10 T A 2: 165,356,701 (GRCm39) C120* probably null Het
Srd5a2 T C 17: 74,331,485 (GRCm39) R171G probably damaging Het
Srsf4 T C 4: 131,624,993 (GRCm39) V130A probably damaging Het
Styk1 T C 6: 131,289,539 (GRCm39) E25G probably benign Het
Taar8b T C 10: 23,967,270 (GRCm39) N308S probably damaging Het
Tbc1d14 A G 5: 36,700,561 (GRCm39) L269P possibly damaging Het
Tbx1 T C 16: 18,400,744 (GRCm39) probably null Het
Tmem233 G C 5: 116,189,517 (GRCm39) probably benign Het
Tmem252 T C 19: 24,651,455 (GRCm39) I8T probably benign Het
Vcp G A 4: 42,980,833 (GRCm39) A759V possibly damaging Het
Vmn2r107 T C 17: 20,595,817 (GRCm39) I790T possibly damaging Het
Vmn2r77 T C 7: 86,460,897 (GRCm39) V741A probably benign Het
Vps13c T C 9: 67,828,229 (GRCm39) V1461A possibly damaging Het
Ylpm1 T A 12: 85,061,824 (GRCm39) V575E unknown Het
Zbp1 T A 2: 173,060,616 (GRCm39) probably benign Het
Zfp280d C A 9: 72,209,052 (GRCm39) probably benign Het
Zkscan5 A G 5: 145,142,277 (GRCm39) Y58C probably damaging Het
Other mutations in Gbe1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01783:Gbe1 APN 16 70,198,743 (GRCm39) critical splice donor site probably null
IGL01783:Gbe1 APN 16 70,275,257 (GRCm39) missense probably damaging 1.00
IGL02437:Gbe1 APN 16 70,231,546 (GRCm39) splice site probably benign
IGL02635:Gbe1 APN 16 70,365,902 (GRCm39) missense probably damaging 1.00
IGL02836:Gbe1 APN 16 70,357,983 (GRCm39) missense possibly damaging 0.90
IGL03331:Gbe1 APN 16 70,230,466 (GRCm39) missense probably damaging 1.00
IGL03138:Gbe1 UTSW 16 70,325,951 (GRCm39) utr 3 prime probably benign
PIT4515001:Gbe1 UTSW 16 70,238,004 (GRCm39) nonsense probably null
R0044:Gbe1 UTSW 16 70,358,020 (GRCm39) nonsense probably null
R0044:Gbe1 UTSW 16 70,358,020 (GRCm39) nonsense probably null
R0131:Gbe1 UTSW 16 70,157,740 (GRCm39) splice site probably benign
R0178:Gbe1 UTSW 16 70,275,274 (GRCm39) missense probably damaging 1.00
R0374:Gbe1 UTSW 16 70,280,802 (GRCm39) missense probably benign 0.09
R1036:Gbe1 UTSW 16 70,325,775 (GRCm39) missense probably damaging 1.00
R1162:Gbe1 UTSW 16 70,178,738 (GRCm39) intron probably benign
R1759:Gbe1 UTSW 16 70,284,929 (GRCm39) missense probably benign 0.11
R1780:Gbe1 UTSW 16 70,292,212 (GRCm39) nonsense probably null
R1998:Gbe1 UTSW 16 70,365,929 (GRCm39) missense probably damaging 1.00
R2001:Gbe1 UTSW 16 70,325,814 (GRCm39) missense probably damaging 1.00
R2002:Gbe1 UTSW 16 70,325,814 (GRCm39) missense probably damaging 1.00
R2353:Gbe1 UTSW 16 70,233,909 (GRCm39) splice site probably null
R2434:Gbe1 UTSW 16 70,238,100 (GRCm39) missense probably damaging 1.00
R4114:Gbe1 UTSW 16 70,280,715 (GRCm39) missense possibly damaging 0.64
R4528:Gbe1 UTSW 16 70,275,225 (GRCm39) missense probably benign
R4736:Gbe1 UTSW 16 70,292,141 (GRCm39) missense probably damaging 1.00
R4859:Gbe1 UTSW 16 70,275,289 (GRCm39) missense probably damaging 1.00
R5884:Gbe1 UTSW 16 70,325,763 (GRCm39) splice site probably null
R6222:Gbe1 UTSW 16 70,325,900 (GRCm39) critical splice donor site probably null
R6527:Gbe1 UTSW 16 70,230,560 (GRCm39) critical splice donor site probably null
R6770:Gbe1 UTSW 16 70,198,726 (GRCm39) missense probably damaging 1.00
R6770:Gbe1 UTSW 16 70,111,153 (GRCm39) missense possibly damaging 0.86
R6941:Gbe1 UTSW 16 70,230,444 (GRCm39) small deletion probably benign
R7193:Gbe1 UTSW 16 70,292,258 (GRCm39) missense probably damaging 1.00
R7232:Gbe1 UTSW 16 70,233,828 (GRCm39) missense possibly damaging 0.91
R7343:Gbe1 UTSW 16 70,157,903 (GRCm39) missense probably benign 0.09
R7810:Gbe1 UTSW 16 70,324,085 (GRCm39) missense possibly damaging 0.92
R7822:Gbe1 UTSW 16 70,230,500 (GRCm39) missense probably damaging 0.98
R7876:Gbe1 UTSW 16 70,238,059 (GRCm39) missense probably benign
R8319:Gbe1 UTSW 16 70,284,964 (GRCm39) missense probably benign 0.05
R8487:Gbe1 UTSW 16 70,233,876 (GRCm39) missense probably damaging 1.00
R8958:Gbe1 UTSW 16 70,275,210 (GRCm39) missense probably damaging 1.00
R9058:Gbe1 UTSW 16 70,324,059 (GRCm39) missense possibly damaging 0.82
R9231:Gbe1 UTSW 16 70,284,989 (GRCm39) missense possibly damaging 0.96
R9358:Gbe1 UTSW 16 70,238,127 (GRCm39) missense probably benign 0.00
R9429:Gbe1 UTSW 16 70,292,203 (GRCm39) missense probably benign 0.01
R9562:Gbe1 UTSW 16 70,198,664 (GRCm39) missense probably benign 0.00
R9565:Gbe1 UTSW 16 70,198,664 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- TTGTGTTAGGAGGTCAGACAAG -3'
(R):5'- GCATGACAGGAAATCTAGGCC -3'

Sequencing Primer
(F):5'- TGTTAGGAGGTCAGACAAGTAAATTG -3'
(R):5'- TGTACATCTGAAGAAAGTGACCC -3'
Posted On 2014-10-16