Incidental Mutation 'R7112:Gpt2'
ID 551571
Institutional Source Beutler Lab
Gene Symbol Gpt2
Ensembl Gene ENSMUSG00000031700
Gene Name glutamic pyruvate transaminase (alanine aminotransferase) 2
Synonyms 4631422C05Rik, ALT2
MMRRC Submission 045204-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.111) question?
Stock # R7112 (G1)
Quality Score 225.009
Status Not 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: 99.9%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ahnak2 G T 12: 112,747,747 (GRCm39) A1036E Het
Baz2b A T 2: 59,792,528 (GRCm39) H533Q possibly damaging Het
Bcl2l11 T A 2: 128,000,235 (GRCm39) W193R probably damaging Het
Bcl2l12 C T 7: 44,646,338 (GRCm39) G24D probably damaging Het
Cacna1b A G 2: 24,580,773 (GRCm39) V691A probably damaging Het
Cdh8 T C 8: 99,922,984 (GRCm39) D304G probably damaging Het
Ces3a A T 8: 105,784,594 (GRCm39) Q525H probably damaging Het
Csmd1 C A 8: 16,151,142 (GRCm39) C1391F probably damaging Het
Cul7 G T 17: 46,962,624 (GRCm39) G85V probably damaging Het
Dnah8 G A 17: 31,090,366 (GRCm39) V4623I possibly damaging Het
Dnhd1 T A 7: 105,363,192 (GRCm39) L3918Q probably damaging Het
Exoc4 A T 6: 33,898,423 (GRCm39) N881Y probably damaging Het
Flt1 G C 5: 147,540,379 (GRCm39) A770G probably damaging Het
Fndc5 A G 4: 129,035,915 (GRCm39) N184S probably benign Het
Folh1 A G 7: 86,424,845 (GRCm39) probably null Het
Frem3 A T 8: 81,338,660 (GRCm39) T318S probably damaging Het
Gba2 A G 4: 43,568,453 (GRCm39) V671A probably benign Het
Jph2 G A 2: 163,217,704 (GRCm39) T324M probably damaging Het
Kank4 A G 4: 98,649,758 (GRCm39) V937A probably damaging Het
Kdm3a T A 6: 71,609,154 (GRCm39) E24D probably benign Het
Kidins220 T A 12: 25,054,018 (GRCm39) L464Q probably damaging Het
Loxhd1 T A 18: 77,476,210 (GRCm39) V1159E probably damaging Het
Malrd1 A G 2: 15,929,987 (GRCm39) N1498D unknown Het
Mplkipl1 T G 19: 61,163,997 (GRCm39) D146A probably damaging Het
Mrgprb5 C T 7: 47,818,655 (GRCm39) V27I probably benign Het
Mtfr2 A G 10: 20,233,312 (GRCm39) N294D probably damaging Het
Muc6 A T 7: 141,235,542 (GRCm39) L498H probably damaging Het
N4bp2 A G 5: 65,948,050 (GRCm39) T227A possibly damaging Het
Nin C T 12: 70,149,573 (GRCm39) R12Q Het
Obscn G C 11: 58,920,151 (GRCm39) A27G Het
Or11h7 T A 14: 50,891,583 (GRCm39) D296E probably benign Het
Or4k5 T G 14: 50,385,392 (GRCm39) E313A probably benign Het
Or52r1b G A 7: 102,690,862 (GRCm39) D54N probably damaging Het
Or8b48 T A 9: 38,493,330 (GRCm39) Y252* probably null Het
Or8s5 T A 15: 98,238,421 (GRCm39) M150L possibly damaging Het
Polr2a A G 11: 69,626,135 (GRCm39) S1672P unknown Het
Qprt A G 7: 126,707,361 (GRCm39) V245A probably damaging Het
Rab11fip5 T A 6: 85,325,176 (GRCm39) E377V probably damaging Het
Rere A G 4: 150,491,061 (GRCm39) T71A probably benign Het
Ret A T 6: 118,174,063 (GRCm39) L11Q possibly damaging Het
Rp1 C T 1: 4,419,241 (GRCm39) V624I probably benign Het
Scaf8 T A 17: 3,213,304 (GRCm39) L131H unknown Het
Scgb2a2 A G 19: 9,829,021 (GRCm39) R58G probably benign Het
Scn11a A G 9: 119,583,875 (GRCm39) I1580T probably damaging Het
Slco4c1 T G 1: 96,768,866 (GRCm39) K332T probably damaging Het
Sntg1 T G 1: 8,518,289 (GRCm39) Y368S possibly damaging Het
Stim1 A G 7: 102,057,615 (GRCm39) T143A probably benign Het
Tbr1 A G 2: 61,642,160 (GRCm39) D475G probably benign Het
Tcp1 A G 17: 13,136,760 (GRCm39) D47G probably damaging Het
Tpgs2 T C 18: 25,282,194 (GRCm39) D119G probably damaging Het
Trim40 C A 17: 37,193,534 (GRCm39) R225M probably null Het
Tro GCAGTGCTTGGTCCTCCGAAGCCACCTCCAGTGCTTGGTCCTCCGAAGCCACCTCCAGTGCTTGGTCCTCCAAAGCCACCTCCAGTGCTTGGTCCTCCAAAGCCACCTCCAGTATTTGGTCCTCCAAAGCCACCTCCAGTGCTTGGTCC GCAGTGCTTGGTCCTCCAAAGCCACCTCCAGTGCTTGGTCCTCCAAAGCCACCTCCAGTATTTGGTCCTCCAAAGCCACCTCCAGTGCTTGGTCC X: 149,428,852 (GRCm39) probably benign Het
Trpm1 A T 7: 63,885,593 (GRCm39) N870Y probably damaging Het
Tsr3 A G 17: 25,459,445 (GRCm39) D47G probably benign Het
Vil1 G A 1: 74,455,161 (GRCm39) G38R probably damaging Het
Vmn2r91 A T 17: 18,325,880 (GRCm39) Q166L possibly damaging Het
Wdr33 C T 18: 32,026,056 (GRCm39) T919I unknown Het
Wdr36 T C 18: 32,972,504 (GRCm39) V64A probably benign Het
Xpnpep1 T C 19: 52,998,538 (GRCm39) I237V probably benign Het
Zfp780b A T 7: 27,662,566 (GRCm39) I663N probably damaging Het
Zfyve9 G A 4: 108,507,519 (GRCm39) A513V probably benign 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
R7113: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'- CAAAGCTGGATTTTGTGGCC -3'
(R):5'- CAAGTGATGAAGGCTGCTTTC -3'

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