Incidental Mutation 'R7113:Gpt2'
ID 551628
Institutional Source Beutler Lab
Gene Symbol Gpt2
Ensembl Gene ENSMUSG00000031700
Gene Name glutamic pyruvate transaminase (alanine aminotransferase) 2
Synonyms 4631422C05Rik, ALT2
MMRRC Submission 045205-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.122) question?
Stock # R7113 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 86219205-86254189 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 86244681 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Lysine at position 325 (E325K)
Ref Sequence ENSEMBL: ENSMUSP00000034136 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034136] [ENSMUST00000132932]
AlphaFold Q8BGT5
Predicted Effect probably benign
Transcript: ENSMUST00000034136
AA Change: E325K

PolyPhen 2 Score 0.029 (Sensitivity: 0.95; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000034136
Gene: ENSMUSG00000031700
AA Change: E325K

DomainStartEndE-ValueType
low complexity region 23 34 N/A INTRINSIC
Pfam:Aminotran_1_2 110 510 6.3e-34 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000132932
SMART Domains Protein: ENSMUSP00000115968
Gene: ENSMUSG00000031700

DomainStartEndE-ValueType
low complexity region 23 34 N/A INTRINSIC
PDB:3IHJ|A 48 148 6e-63 PDB
Predicted Effect noncoding transcript
Transcript: ENSMUST00000140189
Predicted Effect noncoding transcript
Transcript: ENSMUST00000143846
Meta Mutation Damage Score 0.0666 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 95% (53/56)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a mitochondrial alanine transaminase, a pyridoxal enzyme that catalyzes the reversible transamination between alanine and 2-oxoglutarate to generate pyruvate and glutamate. Alanine transaminases play roles in gluconeogenesis and amino acid metabolism in many tissues including skeletal muscle, kidney, and liver. Activating transcription factor 4 upregulates this gene under metabolic stress conditions in hepatocyte cell lines. A loss of function mutation in this gene has been associated with developmental encephalopathy. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Apr 2015]
PHENOTYPE: Mice homozygous for a knock-out allele exhibit hypoactivity, reduced postnatal brain growth, various metabolic defects in pathways involving amino acid metabolism, the TCA cycle and neuroprotective mechanisms, and premature death. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adamts6 T C 13: 104,449,267 (GRCm39) S226P probably benign Het
Adarb2 T C 13: 8,781,881 (GRCm39) Y586H probably damaging Het
Ano7 A T 1: 93,313,342 (GRCm39) E160V probably benign Het
Apob G C 12: 8,045,539 (GRCm39) A895P probably damaging Het
Ccdc157 T C 11: 4,098,889 (GRCm39) T206A possibly damaging Het
Ceacam18 A G 7: 43,291,400 (GRCm39) N281D probably benign Het
Chil4 T C 3: 106,110,083 (GRCm39) D337G probably damaging Het
Chil4 T G 3: 106,121,664 (GRCm39) K62Q probably benign Het
Cic A T 7: 24,972,869 (GRCm39) I867F probably benign Het
Cntln A G 4: 84,968,064 (GRCm39) E761G probably damaging Het
Cyp2d26 T A 15: 82,674,403 (GRCm39) Y493F probably benign Het
Dync2h1 A T 9: 7,075,788 (GRCm39) F3026L probably benign Het
Ehd3 T A 17: 74,137,179 (GRCm39) D449E probably benign Het
Herc2 T G 7: 55,853,597 (GRCm39) D3696E probably damaging Het
Hivep3 T A 4: 119,955,566 (GRCm39) I1294N probably damaging Het
Il19 T C 1: 130,862,732 (GRCm39) I139V probably benign Het
Jmjd1c T A 10: 66,993,780 (GRCm39) I87N probably damaging Het
Kcnma1 A G 14: 23,513,224 (GRCm39) Y392H probably damaging Het
Kcnv2 T C 19: 27,301,448 (GRCm39) L433P probably damaging Het
Kif9 A T 9: 110,335,732 (GRCm39) N378Y probably damaging Het
Lonrf1 A T 8: 36,697,664 (GRCm39) V440E probably benign Het
Lrrc37 A G 11: 103,509,625 (GRCm39) I781T unknown Het
Manea A T 4: 26,336,718 (GRCm39) L186Q probably damaging Het
Mas1 A G 17: 13,061,324 (GRCm39) I33T probably benign Het
Med13l A G 5: 118,864,330 (GRCm39) S389G probably benign Het
Nxph3 T C 11: 95,401,892 (GRCm39) N174S possibly damaging Het
Or1l4 T A 2: 37,091,568 (GRCm39) F105Y possibly damaging Het
Or8g52 G C 9: 39,630,973 (GRCm39) C150S probably benign Het
Pcdha5 A G 18: 37,094,757 (GRCm39) D422G probably benign Het
Pias4 A C 10: 80,990,287 (GRCm39) V416G possibly damaging Het
Pik3cg T A 12: 32,255,666 (GRCm39) Y107F probably damaging Het
Plcg1 T A 2: 160,590,203 (GRCm39) W156R possibly damaging Het
Plcl2 A G 17: 50,913,492 (GRCm39) D167G probably damaging Het
Podxl T A 6: 31,501,668 (GRCm39) probably null Het
Ppp1r2 T C 16: 31,073,536 (GRCm39) D197G probably benign Het
Ptprs C G 17: 56,758,697 (GRCm39) V175L probably benign Het
Rad17 A T 13: 100,766,025 (GRCm39) S368T probably benign Het
Rdh8 G T 9: 20,736,623 (GRCm39) R230L probably benign Het
Rpl35 A C 2: 38,894,168 (GRCm39) L58R probably damaging Het
Rtp3 A C 9: 110,815,767 (GRCm39) C199W probably damaging Het
S100pbp G A 4: 129,075,896 (GRCm39) T143I probably damaging Het
Scarf1 A G 11: 75,416,904 (GRCm39) E782G probably damaging Het
Slc30a9 T C 5: 67,484,205 (GRCm39) V114A probably benign Het
Speer1c G A 5: 10,292,977 (GRCm39) P189S Het
Stpg2 G A 3: 139,407,535 (GRCm39) probably null Het
Tdpoz1 T C 3: 93,578,113 (GRCm39) S224G possibly damaging Het
Triml2 T A 8: 43,636,370 (GRCm39) Y52N probably benign Het
Trpm2 A T 10: 77,783,765 (GRCm39) I236N probably damaging Het
Unc5c A G 3: 141,507,054 (GRCm39) D602G probably benign Het
Upk1a A G 7: 30,309,236 (GRCm39) S29P probably damaging Het
Vmn2r54 A G 7: 12,350,001 (GRCm39) L527P probably damaging Het
Vmn2r72 A T 7: 85,399,011 (GRCm39) probably null Het
Vstm2l G T 2: 157,756,649 (GRCm39) probably benign Het
Vwf G T 6: 125,632,007 (GRCm39) G1952V Het
Zfand6 A C 7: 84,265,077 (GRCm39) I208S probably damaging Het
Zfp236 A G 18: 82,638,462 (GRCm39) I1386T possibly damaging Het
Other mutations in Gpt2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00092:Gpt2 APN 8 86,238,953 (GRCm39) missense probably benign
IGL01611:Gpt2 APN 8 86,246,167 (GRCm39) nonsense probably null
IGL02385:Gpt2 APN 8 86,242,782 (GRCm39) splice site probably null
IGL02484:Gpt2 APN 8 86,242,862 (GRCm39) missense probably damaging 1.00
IGL02589:Gpt2 APN 8 86,242,795 (GRCm39) nonsense probably null
IGL02669:Gpt2 APN 8 86,249,908 (GRCm39) missense probably benign 0.02
R1191:Gpt2 UTSW 8 86,235,901 (GRCm39) missense probably damaging 1.00
R1599:Gpt2 UTSW 8 86,238,863 (GRCm39) missense probably damaging 1.00
R1944:Gpt2 UTSW 8 86,244,625 (GRCm39) missense probably damaging 1.00
R1953:Gpt2 UTSW 8 86,248,013 (GRCm39) missense probably benign 0.00
R1962:Gpt2 UTSW 8 86,219,764 (GRCm39) missense probably damaging 0.99
R1982:Gpt2 UTSW 8 86,242,832 (GRCm39) missense possibly damaging 0.75
R2283:Gpt2 UTSW 8 86,242,818 (GRCm39) missense probably benign
R3785:Gpt2 UTSW 8 86,252,202 (GRCm39) missense probably benign
R3786:Gpt2 UTSW 8 86,252,202 (GRCm39) missense probably benign
R3787:Gpt2 UTSW 8 86,252,202 (GRCm39) missense probably benign
R4402:Gpt2 UTSW 8 86,252,188 (GRCm39) missense probably benign 0.32
R4974:Gpt2 UTSW 8 86,246,068 (GRCm39) splice site probably benign
R5457:Gpt2 UTSW 8 86,238,967 (GRCm39) missense possibly damaging 0.90
R5589:Gpt2 UTSW 8 86,219,740 (GRCm39) missense probably damaging 1.00
R5734:Gpt2 UTSW 8 86,249,885 (GRCm39) missense probably benign 0.17
R5924:Gpt2 UTSW 8 86,219,633 (GRCm39) missense probably damaging 1.00
R6371:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R6651:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R6652:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R6895:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R6898:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R6923:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R6955:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R6956:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R7112:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R7115:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R7124:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R7125:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R7327:Gpt2 UTSW 8 86,244,681 (GRCm39) missense probably benign 0.03
R7486:Gpt2 UTSW 8 86,252,235 (GRCm39) missense probably damaging 0.98
R7582:Gpt2 UTSW 8 86,246,145 (GRCm39) missense probably damaging 1.00
R7986:Gpt2 UTSW 8 86,235,839 (GRCm39) nonsense probably null
R8274:Gpt2 UTSW 8 86,242,853 (GRCm39) missense probably benign 0.38
R8376:Gpt2 UTSW 8 86,219,694 (GRCm39) missense probably benign 0.00
X0058:Gpt2 UTSW 8 86,244,648 (GRCm39) missense possibly damaging 0.50
Predicted Primers PCR Primer
(F):5'- TCAAAGCTGGATTTTGTGGCC -3'
(R):5'- GCAAGTGATGAAGGCTGCTTTC -3'

Sequencing Primer
(F):5'- TGTGGCCTTCACCTGACAACAG -3'
(R):5'- GAAGGCTGCTTTCTAACCATG -3'
Posted On 2019-05-15