Incidental Mutation 'R6914:Gpt'
ID 539252
Institutional Source Beutler Lab
Gene Symbol Gpt
Ensembl Gene ENSMUSG00000022546
Gene Name glutamic pyruvic transaminase, soluble
Synonyms Gpt-1, 1300007J06Rik, Gpt1, ALT, 2310022B03Rik
MMRRC Submission 045035-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6914 (G1)
Quality Score 225.009
Status Validated
Chromosome 15
Chromosomal Location 76580926-76583875 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 76581792 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Lysine at position 138 (Q138K)
Ref Sequence ENSEMBL: ENSMUSP00000155475 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000019224] [ENSMUST00000023203] [ENSMUST00000037551] [ENSMUST00000135388] [ENSMUST00000150399] [ENSMUST00000229140] [ENSMUST00000229679] [ENSMUST00000229734] [ENSMUST00000231028]
AlphaFold Q8QZR5
Predicted Effect probably benign
Transcript: ENSMUST00000019224
SMART Domains Protein: ENSMUSP00000019224
Gene: ENSMUSG00000019080

DomainStartEndE-ValueType
Pfam:MFS_1 8 373 3e-16 PFAM
transmembrane domain 388 407 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000023203
AA Change: Q138K

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000023203
Gene: ENSMUSG00000022546
AA Change: Q138K

DomainStartEndE-ValueType
Pfam:Aminotran_1_2 83 484 7.8e-35 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000037551
SMART Domains Protein: ENSMUSP00000037356
Gene: ENSMUSG00000033819

DomainStartEndE-ValueType
ANK 70 99 2.5e3 SMART
ANK 103 132 3.41e-3 SMART
ANK 136 165 2.66e-5 SMART
ANK 231 260 2.58e-3 SMART
ANK 264 293 4.03e-5 SMART
low complexity region 323 346 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000135388
Predicted Effect probably benign
Transcript: ENSMUST00000150399
SMART Domains Protein: ENSMUSP00000123458
Gene: ENSMUSG00000033819

DomainStartEndE-ValueType
ANK 70 99 2.5e3 SMART
ANK 103 132 3.41e-3 SMART
ANK 136 165 2.66e-5 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000156920
Predicted Effect probably benign
Transcript: ENSMUST00000229140
Predicted Effect probably benign
Transcript: ENSMUST00000229679
AA Change: Q138K

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000229734
AA Change: Q138K

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000231028
AA Change: Q138K

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.2%
  • 20x: 97.4%
Validation Efficiency 98% (46/47)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes cytosolic alanine aminotransaminase 1 (ALT1); also known as glutamate-pyruvate transaminase 1. This enzyme catalyzes the reversible transamination between alanine and 2-oxoglutarate to generate pyruvate and glutamate and, therefore, plays a key role in the intermediary metabolism of glucose and amino acids. Serum activity levels of this enzyme are routinely used as a biomarker of liver injury caused by drug toxicity, infection, alcohol, and steatosis. A related gene on chromosome 16 encodes a putative mitochondrial alanine aminotransaminase.[provided by RefSeq, Nov 2009]
PHENOTYPE: Electrophoretic variants are detected in C57BL/6, BALB/c and DBA/2 (a allele); in MA/J and NZB/Bl (b allele). M. m. molossinus and M. m. castaneus have either the b or c allele. In liver, GPT1 activity rises dramatically at 12-19 days to adult levels. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2410004P03Rik T A 12: 17,061,298 (GRCm39) K17* probably null Het
Abca6 T C 11: 110,081,064 (GRCm39) I1183V probably benign Het
Adap2 A G 11: 80,045,891 (GRCm39) D57G probably benign Het
Atmin G T 8: 117,683,452 (GRCm39) V371F probably benign Het
Cacna1h G T 17: 25,604,013 (GRCm39) A1273E probably benign Het
Cblb G A 16: 51,867,793 (GRCm39) E134K probably damaging Het
Ccdc158 A G 5: 92,809,929 (GRCm39) V193A probably benign Het
Cnot9 T A 1: 74,558,154 (GRCm39) V100E probably damaging Het
Cog2 T A 8: 125,271,875 (GRCm39) V463D probably benign Het
Cracd A T 5: 77,004,854 (GRCm39) Q405L unknown Het
Crybg3 C T 16: 59,360,183 (GRCm39) R2500H possibly damaging Het
Csmd3 C A 15: 47,874,534 (GRCm39) R687S possibly damaging Het
Derl3 A G 10: 75,730,050 (GRCm39) probably null Het
Dipk1c A C 18: 84,748,549 (GRCm39) Y49S possibly damaging Het
Dlc1 T C 8: 37,405,364 (GRCm39) K142E probably benign Het
Dnai1 T G 4: 41,625,176 (GRCm39) M380R probably benign Het
Gas7 A T 11: 67,550,977 (GRCm39) probably null Het
Greb1 T A 12: 16,757,903 (GRCm39) E748V probably damaging Het
Gvin2 G A 7: 105,551,187 (GRCm39) Q622* probably null Het
Hecw1 A C 13: 14,491,423 (GRCm39) L523R probably damaging Het
Hhatl G A 9: 121,617,246 (GRCm39) A329V probably benign Het
Homer3 C T 8: 70,744,201 (GRCm39) T276I probably benign Het
Igdcc4 G A 9: 65,027,550 (GRCm39) S204N probably benign Het
Klhl20 T C 1: 160,921,266 (GRCm39) D63G possibly damaging Het
Mccc2 C A 13: 100,126,858 (GRCm39) D137Y probably damaging Het
Nup42 T A 5: 24,386,082 (GRCm39) S205T probably damaging Het
Pde8b T A 13: 95,223,352 (GRCm39) M301L probably benign Het
Pfas C T 11: 68,883,007 (GRCm39) R759Q probably benign Het
Pom121 A T 5: 135,407,011 (GRCm39) F1175I probably damaging Het
Prom2 T G 2: 127,372,295 (GRCm39) I723L possibly damaging Het
Pth1r C T 9: 110,557,084 (GRCm39) probably null Het
Samd8 T C 14: 21,825,221 (GRCm39) I59T possibly damaging Het
Scgb2b18 A G 7: 32,871,564 (GRCm39) V85A possibly damaging Het
Sema6c G T 3: 95,080,519 (GRCm39) V906L probably benign Het
Sipa1l3 T C 7: 29,085,516 (GRCm39) T694A probably damaging Het
Slc26a2 A C 18: 61,332,351 (GRCm39) I360S probably damaging Het
Slc8a1 A G 17: 81,715,549 (GRCm39) L828P probably damaging Het
Spry1 T A 3: 37,697,193 (GRCm39) D145E probably benign Het
Stat6 A T 10: 127,487,131 (GRCm39) N213Y probably damaging Het
Tbx20 T C 9: 24,636,779 (GRCm39) H436R probably benign Het
Tle2 T C 10: 81,422,190 (GRCm39) Y411H probably damaging Het
Tmem45a T C 16: 56,646,145 (GRCm39) N25S probably benign Het
Trip11 T C 12: 101,812,879 (GRCm39) N1485S probably benign Het
Trrap T A 5: 144,720,853 (GRCm39) I230N possibly damaging Het
Vezt A T 10: 93,806,313 (GRCm39) H699Q probably benign Het
Vmn1r43 T A 6: 89,847,319 (GRCm39) I56F probably benign Het
Other mutations in Gpt
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01434:Gpt APN 15 76,582,982 (GRCm39) missense probably damaging 1.00
IGL02061:Gpt APN 15 76,583,617 (GRCm39) unclassified probably benign
IGL03027:Gpt APN 15 76,582,289 (GRCm39) unclassified probably benign
R2091:Gpt UTSW 15 76,582,176 (GRCm39) missense possibly damaging 0.87
R2903:Gpt UTSW 15 76,582,666 (GRCm39) missense probably damaging 1.00
R3835:Gpt UTSW 15 76,582,783 (GRCm39) missense probably damaging 1.00
R4496:Gpt UTSW 15 76,582,663 (GRCm39) missense probably damaging 1.00
R4855:Gpt UTSW 15 76,583,485 (GRCm39) missense probably damaging 0.99
R4932:Gpt UTSW 15 76,583,040 (GRCm39) missense probably benign 0.05
R5970:Gpt UTSW 15 76,583,552 (GRCm39) splice site probably null
R6165:Gpt UTSW 15 76,582,170 (GRCm39) missense probably benign 0.28
R7204:Gpt UTSW 15 76,583,199 (GRCm39) missense probably benign 0.00
R7397:Gpt UTSW 15 76,582,717 (GRCm39) missense probably benign 0.05
R7654:Gpt UTSW 15 76,582,530 (GRCm39) missense probably benign 0.37
R7808:Gpt UTSW 15 76,583,093 (GRCm39) splice site probably null
R8057:Gpt UTSW 15 76,580,972 (GRCm39) intron probably benign
R8389:Gpt UTSW 15 76,583,242 (GRCm39) missense probably damaging 1.00
R9330:Gpt UTSW 15 76,581,215 (GRCm39) missense possibly damaging 0.93
Predicted Primers PCR Primer
(F):5'- TTCCCAGAGGATGCCAAGAG -3'
(R):5'- AGCGTTAGTGCAACCAGAG -3'

Sequencing Primer
(F):5'- AACGCATCTTGCAGGCATG -3'
(R):5'- GAGTTGTACACCCCACCCCG -3'
Posted On 2018-11-06