Incidental Mutation 'R0865:Idh1'
ID 82274
Institutional Source Beutler Lab
Gene Symbol Idh1
Ensembl Gene ENSMUSG00000025950
Gene Name isocitrate dehydrogenase 1 (NADP+), soluble
Synonyms IDPc, Idh-1, Id-1, E030024J03Rik
MMRRC Submission 039039-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0865 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 65197775-65225638 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 65200315 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 350 (T350A)
Ref Sequence ENSEMBL: ENSMUSP00000127307 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000097709] [ENSMUST00000169032]
AlphaFold O88844
Predicted Effect probably benign
Transcript: ENSMUST00000097709
AA Change: T350A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000095316
Gene: ENSMUSG00000025950
AA Change: T350A

DomainStartEndE-ValueType
Iso_dh 9 401 1.05e-133 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000169032
AA Change: T350A

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000127307
Gene: ENSMUSG00000025950
AA Change: T350A

DomainStartEndE-ValueType
Iso_dh 9 401 1.05e-133 SMART
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.6%
  • 3x: 99.0%
  • 10x: 97.5%
  • 20x: 95.2%
Validation Efficiency 98% (53/54)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Isocitrate dehydrogenases catalyze the oxidative decarboxylation of isocitrate to 2-oxoglutarate. These enzymes belong to two distinct subclasses, one of which utilizes NAD(+) as the electron acceptor and the other NADP(+). Five isocitrate dehydrogenases have been reported: three NAD(+)-dependent isocitrate dehydrogenases, which localize to the mitochondrial matrix, and two NADP(+)-dependent isocitrate dehydrogenases, one of which is mitochondrial and the other predominantly cytosolic. Each NADP(+)-dependent isozyme is a homodimer. The protein encoded by this gene is the NADP(+)-dependent isocitrate dehydrogenase found in the cytoplasm and peroxisomes. It contains the PTS-1 peroxisomal targeting signal sequence. The presence of this enzyme in peroxisomes suggests roles in the regeneration of NADPH for intraperoxisomal reductions, such as the conversion of 2, 4-dienoyl-CoAs to 3-enoyl-CoAs, as well as in peroxisomal reactions that consume 2-oxoglutarate, namely the alpha-hydroxylation of phytanic acid. The cytoplasmic enzyme serves a significant role in cytoplasmic NADPH production. Alternatively spliced transcript variants encoding the same protein have been found for this gene. [provided by RefSeq, Sep 2013]
PHENOTYPE: Electrophoretic variation has been shown in tissues of liver, kidney, spleen and muscle. Strains C57BL/6, C3H/He carry the a allele; DBA/2 carries the b allele; M.m. castaneus and M.m. molossinus carry the c allele; the d allele is found at low frequencyin M. m. molossinus in Japan. [provided by MGI curators]
Allele List at MGI

All alleles(14) : Targeted, other(3) Gene trapped(11)

Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adck5 A G 15: 76,479,843 (GRCm39) E581G probably damaging Het
Adcy5 A G 16: 35,094,841 (GRCm39) N666S probably damaging Het
Apcs T C 1: 172,721,782 (GRCm39) D188G probably benign Het
Arih2 A G 9: 108,526,499 (GRCm39) probably benign Het
AU040320 A G 4: 126,742,677 (GRCm39) K981E possibly damaging Het
Brwd1 A T 16: 95,869,784 (GRCm39) I81K probably damaging Het
Cacng8 T A 7: 3,460,625 (GRCm39) I136N possibly damaging Het
Cdh22 A T 2: 165,022,976 (GRCm39) W32R probably damaging Het
Cel A G 2: 28,450,627 (GRCm39) S133P probably damaging Het
Clasp2 A G 9: 113,740,568 (GRCm39) T495A possibly damaging Het
Clock A T 5: 76,414,271 (GRCm39) probably benign Het
Cox6a2 A G 7: 127,804,995 (GRCm39) probably benign Het
Cyp2b19 C A 7: 26,461,654 (GRCm39) probably benign Het
Dnah11 G A 12: 118,154,579 (GRCm39) Q234* probably null Het
Gga3 A T 11: 115,483,285 (GRCm39) N91K probably damaging Het
Ints11 A G 4: 155,971,564 (GRCm39) probably null Het
Itgb1 A G 8: 129,436,732 (GRCm39) probably null Het
Kank4 A T 4: 98,662,900 (GRCm39) probably benign Het
Kansl1 A T 11: 104,315,194 (GRCm39) D281E probably benign Het
Kmt2a T C 9: 44,730,067 (GRCm39) probably benign Het
Kpna4 T C 3: 69,008,750 (GRCm39) E145G probably damaging Het
Lacc1 A G 14: 77,271,584 (GRCm39) I201T possibly damaging Het
Larp7 T C 3: 127,337,884 (GRCm39) K392E probably damaging Het
Lbh T A 17: 73,228,224 (GRCm39) M23K probably benign Het
Myo15a A T 11: 60,382,514 (GRCm39) E361V probably damaging Het
Ncor2 A G 5: 125,116,046 (GRCm39) S470P probably benign Het
Ngef T A 1: 87,412,323 (GRCm39) M449L probably benign Het
Odad1 A G 7: 45,591,512 (GRCm39) T259A probably benign Het
Or2w3 T C 11: 58,556,478 (GRCm39) I31T possibly damaging Het
Or7e178 T A 9: 20,226,045 (GRCm39) Y57F probably damaging Het
Peak1 A T 9: 56,165,116 (GRCm39) D937E probably benign Het
Pnpla7 A G 2: 24,872,135 (GRCm39) K72E probably benign Het
Ptprn T G 1: 75,224,782 (GRCm39) probably null Het
Scgn C T 13: 24,146,102 (GRCm39) probably null Het
Sdk2 T C 11: 113,741,748 (GRCm39) I824V probably benign Het
Slc38a3 A G 9: 107,532,847 (GRCm39) S326P probably damaging Het
Spen A G 4: 141,199,181 (GRCm39) S3126P probably benign Het
Tbcd T C 11: 121,493,815 (GRCm39) C902R possibly damaging Het
Tmem63b T C 17: 45,972,445 (GRCm39) I721V probably benign Het
Trim30c A G 7: 104,039,658 (GRCm39) S46P probably damaging Het
Trim59 T C 3: 68,944,941 (GRCm39) D133G probably damaging Het
Trpm7 A T 2: 126,641,159 (GRCm39) probably null Het
Ttll10 A G 4: 156,128,135 (GRCm39) L391P probably damaging Het
Ttn T C 2: 76,623,585 (GRCm39) T15331A possibly damaging Het
Vmn1r237 C T 17: 21,534,976 (GRCm39) T233I probably damaging Het
Vmn2r115 A T 17: 23,565,382 (GRCm39) D423V possibly damaging Het
Vmn2r25 T A 6: 123,829,976 (GRCm39) R58S probably benign Het
Vmn2r71 A T 7: 85,268,516 (GRCm39) I240F probably benign Het
Wdr3 A G 3: 100,060,112 (GRCm39) probably benign Het
Zc3h14 T C 12: 98,745,528 (GRCm39) probably null Het
Zc3hav1 C T 6: 38,330,837 (GRCm39) probably benign Het
Zfp335 A T 2: 164,741,415 (GRCm39) probably null Het
Other mutations in Idh1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00786:Idh1 APN 1 65,205,402 (GRCm39) missense probably damaging 1.00
IGL00790:Idh1 APN 1 65,205,281 (GRCm39) missense possibly damaging 0.94
IGL00979:Idh1 APN 1 65,210,308 (GRCm39) missense probably damaging 1.00
IGL01397:Idh1 APN 1 65,207,754 (GRCm39) missense possibly damaging 0.62
IGL02226:Idh1 APN 1 65,201,081 (GRCm39) missense probably damaging 1.00
IGL02933:Idh1 APN 1 65,201,072 (GRCm39) missense probably damaging 1.00
B5639:Idh1 UTSW 1 65,204,257 (GRCm39) critical splice donor site probably null
R0310:Idh1 UTSW 1 65,201,079 (GRCm39) missense probably damaging 1.00
R1172:Idh1 UTSW 1 65,200,319 (GRCm39) missense probably benign 0.00
R1173:Idh1 UTSW 1 65,200,319 (GRCm39) missense probably benign 0.00
R1174:Idh1 UTSW 1 65,200,319 (GRCm39) missense probably benign 0.00
R1535:Idh1 UTSW 1 65,207,697 (GRCm39) missense probably damaging 1.00
R1833:Idh1 UTSW 1 65,200,273 (GRCm39) missense probably benign
R2135:Idh1 UTSW 1 65,201,078 (GRCm39) missense probably damaging 1.00
R5434:Idh1 UTSW 1 65,214,495 (GRCm39) missense probably benign 0.00
R5478:Idh1 UTSW 1 65,200,997 (GRCm39) missense probably benign 0.04
R5633:Idh1 UTSW 1 65,204,295 (GRCm39) missense probably damaging 1.00
R6152:Idh1 UTSW 1 65,198,689 (GRCm39) missense probably damaging 1.00
R6249:Idh1 UTSW 1 65,205,378 (GRCm39) missense probably damaging 1.00
R6252:Idh1 UTSW 1 65,207,690 (GRCm39) missense probably benign
R7238:Idh1 UTSW 1 65,205,284 (GRCm39) missense probably damaging 1.00
R7754:Idh1 UTSW 1 65,198,649 (GRCm39) missense probably benign 0.00
R7819:Idh1 UTSW 1 65,204,277 (GRCm39) missense probably damaging 1.00
R8064:Idh1 UTSW 1 65,205,338 (GRCm39) missense probably damaging 1.00
R8078:Idh1 UTSW 1 65,200,225 (GRCm39) missense probably damaging 0.97
R8187:Idh1 UTSW 1 65,198,700 (GRCm39) missense probably damaging 0.98
R8778:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8779:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8791:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8794:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8795:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8799:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8802:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8805:Idh1 UTSW 1 65,204,347 (GRCm39) frame shift probably null
R8935:Idh1 UTSW 1 65,204,378 (GRCm39) missense probably damaging 1.00
R9243:Idh1 UTSW 1 65,207,656 (GRCm39) critical splice donor site probably null
R9326:Idh1 UTSW 1 65,205,416 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGTGTGCTGACCCCAGAAAAGAC -3'
(R):5'- AGCATTTTCCTTTACCCCAGGAGC -3'

Sequencing Primer
(F):5'- GACAAACAGCTCACATAATGTCAATG -3'
(R):5'- TTTACCCCAGGAGCAATGAG -3'
Posted On 2013-11-08