Incidental Mutation 'R5434:Idh1'
ID 428184
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 042999-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5434 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 65197775-65225638 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 65214495 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Leucine at position 6 (Q6L)
Ref Sequence ENSEMBL: ENSMUSP00000140694 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000097709] [ENSMUST00000149310] [ENSMUST00000169032] [ENSMUST00000186222] [ENSMUST00000188109] [ENSMUST00000188876] [ENSMUST00000191459]
AlphaFold O88844
Predicted Effect probably benign
Transcript: ENSMUST00000097709
AA Change: Q6L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000095316
Gene: ENSMUSG00000025950
AA Change: Q6L

DomainStartEndE-ValueType
Iso_dh 9 401 1.05e-133 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000149310
AA Change: Q6L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000117853
Gene: ENSMUSG00000025950
AA Change: Q6L

DomainStartEndE-ValueType
Iso_dh 9 143 1.74e-1 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000169032
AA Change: Q6L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000127307
Gene: ENSMUSG00000025950
AA Change: Q6L

DomainStartEndE-ValueType
Iso_dh 9 401 1.05e-133 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000186222
AA Change: Q6L

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000140694
Gene: ENSMUSG00000025950
AA Change: Q6L

DomainStartEndE-ValueType
Pfam:Iso_dh 9 84 3.8e-12 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000188109
AA Change: Q6L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000140757
Gene: ENSMUSG00000025950
AA Change: Q6L

DomainStartEndE-ValueType
Iso_dh 9 202 1.1e-10 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000188876
AA Change: Q6L

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000139906
Gene: ENSMUSG00000025950
AA Change: Q6L

DomainStartEndE-ValueType
Iso_dh 9 187 2.2e-9 SMART
Predicted Effect unknown
Transcript: ENSMUST00000191459
AA Change: Q6L
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.6%
Validation Efficiency 100% (57/57)
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: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Angptl6 G T 9: 20,786,821 (GRCm39) Q301K probably damaging Het
Ankfn1 T C 11: 89,344,013 (GRCm39) Y323C probably damaging Het
Arid5b T A 10: 67,932,719 (GRCm39) H818L possibly damaging Het
Atg13 G T 2: 91,515,110 (GRCm39) probably null Het
Bltp1 A C 3: 36,929,665 (GRCm39) D94A probably damaging Het
Bop1 T C 15: 76,339,611 (GRCm39) M245V probably benign Het
Ces2a T A 8: 105,464,041 (GRCm39) F224L probably damaging Het
Cntnap5b A G 1: 99,999,926 (GRCm39) H228R probably benign Het
Col9a2 A T 4: 120,898,162 (GRCm39) R25* probably null Het
Dcaf12 G T 4: 41,302,744 (GRCm39) T137N probably benign Het
Dennd4c A G 4: 86,729,693 (GRCm39) N765S probably benign Het
Dnah12 A G 14: 26,581,256 (GRCm39) Y3162C probably damaging Het
Dpf1 G T 7: 29,010,756 (GRCm39) C123F possibly damaging Het
Flvcr1 C A 1: 190,758,206 (GRCm39) A29S probably benign Het
Frmd3 A T 4: 74,106,033 (GRCm39) I560F probably damaging Het
Galnt15 G A 14: 31,771,800 (GRCm39) V282I possibly damaging Het
Gm14412 A T 2: 177,006,405 (GRCm39) C497S probably damaging Het
Gm20830 A T Y: 6,916,464 (GRCm39) Y218* probably null Het
Hmcn2 C A 2: 31,310,375 (GRCm39) T3323N probably damaging Het
Kansl2-ps A G 7: 72,322,813 (GRCm39) noncoding transcript Het
Kcnj10 T A 1: 172,197,047 (GRCm39) V187E probably damaging Het
Khnyn A G 14: 56,124,957 (GRCm39) T404A probably damaging Het
Lrp1b T A 2: 41,660,880 (GRCm39) N76I probably damaging Het
Lrrc9 G A 12: 72,500,862 (GRCm39) C196Y probably damaging Het
Ltbr G A 6: 125,289,757 (GRCm39) R146W probably damaging Het
Mgp T A 6: 136,849,772 (GRCm39) N62I probably benign Het
Ms4a6c T A 19: 11,448,588 (GRCm39) H40Q probably benign Het
Necab3 A G 2: 154,389,379 (GRCm39) S121P probably damaging Het
Nfkb1 T A 3: 135,332,372 (GRCm39) K128* probably null Het
Nr4a3 A T 4: 48,067,861 (GRCm39) R486W probably damaging Het
Nwd2 A G 5: 63,964,991 (GRCm39) K1525R probably benign Het
Odad2 T C 18: 7,222,550 (GRCm39) K573R probably benign Het
Pbrm1 G T 14: 30,806,968 (GRCm39) D1085Y probably damaging Het
R3hdm4 C T 10: 79,748,292 (GRCm39) E162K possibly damaging Het
Rbm15 A G 3: 107,237,783 (GRCm39) S872P possibly damaging Het
Retsat A G 6: 72,578,518 (GRCm39) I77V probably damaging Het
Rpl32 A G 6: 115,783,996 (GRCm39) F77L probably benign Het
Ryr3 A T 2: 112,624,814 (GRCm39) V2202D probably damaging Het
Sars2 G A 7: 28,449,716 (GRCm39) R387Q probably null Het
Serpinb3d G T 1: 107,006,263 (GRCm39) T275N probably benign Het
Sf3a1 C A 11: 4,124,041 (GRCm39) P296Q probably damaging Het
Sh3bgr A G 16: 96,025,744 (GRCm39) probably benign Het
St3gal3 A G 4: 117,797,247 (GRCm39) L332P probably damaging Het
Ston1 A G 17: 88,952,739 (GRCm39) probably benign Het
Syne2 T A 12: 76,018,649 (GRCm39) S3383T probably damaging Het
Tektl1 A T 10: 78,584,484 (GRCm39) L346* probably null Het
Tnfsf14 A G 17: 57,499,592 (GRCm39) S87P probably benign Het
Trap1 T C 16: 3,862,529 (GRCm39) D583G probably benign Het
Ube3d A T 9: 86,309,460 (GRCm39) I212N possibly damaging Het
Usp34 T A 11: 23,362,271 (GRCm39) D1572E probably damaging Het
Vmn1r179 A T 7: 23,628,387 (GRCm39) T193S probably benign Het
Vmn2r111 C A 17: 22,767,470 (GRCm39) V676L probably damaging Het
Wee1 TCCCC TCCC 7: 109,723,776 (GRCm39) probably null Het
Wls C T 3: 159,639,976 (GRCm39) R536C probably damaging Het
Zfhx3 A G 8: 109,519,031 (GRCm39) D51G probably damaging 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
R0865:Idh1 UTSW 1 65,200,315 (GRCm39) missense probably benign
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
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'- GCCAGGTACAATTTGAGATAACAATTG -3'
(R):5'- CCTGATTCAGAAGCAGCAGG -3'

Sequencing Primer
(F):5'- CAATTGTTTCTGAGTTTGCTAGCTAC -3'
(R):5'- CGTGACAAGGTACAAACC -3'
Posted On 2016-09-01