Incidental Mutation 'R8691:Grid2'
ID 668364
Institutional Source Beutler Lab
Gene Symbol Grid2
Ensembl Gene ENSMUSG00000071424
Gene Name glutamate receptor, ionotropic, delta 2
Synonyms tpr, B230104L07Rik, GluRdelta2
MMRRC Submission 068545-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8691 (G1)
Quality Score 225.009
Status Validated
Chromosome 6
Chromosomal Location 63232860-64681307 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 63480321 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Leucine at position 45 (R45L)
Ref Sequence ENSEMBL: ENSMUSP00000093536 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095852]
AlphaFold Q61625
Predicted Effect probably damaging
Transcript: ENSMUST00000095852
AA Change: R45L

PolyPhen 2 Score 0.966 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000093536
Gene: ENSMUSG00000071424
AA Change: R45L

DomainStartEndE-ValueType
Pfam:ANF_receptor 39 404 4.1e-41 PFAM
PBPe 442 807 5.98e-108 SMART
Lig_chan-Glu_bd 452 514 3.76e-24 SMART
transmembrane domain 830 852 N/A INTRINSIC
low complexity region 945 956 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 98% (54/55)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a member of the family of ionotropic glutamate receptors which are the predominant excitatory neurotransmitter receptors in the mammalian brain. The encoded protein is a multi-pass membrane protein that is expressed selectively in cerebellar Purkinje cells. A point mutation in the mouse ortholog, associated with the phenotype named 'lurcher', in the heterozygous state leads to ataxia resulting from selective, cell-autonomous apoptosis of cerebellar Purkinje cells during postnatal development. Mice homozygous for this mutation die shortly after birth from massive loss of mid- and hindbrain neurons during late embryogenesis. This protein also plays a role in synapse organization between parallel fibers and Purkinje cells. Alternate splicing results in multiple transcript variants encoding distinct isoforms. Mutations in this gene cause cerebellar ataxia in humans. [provided by RefSeq, Apr 2014]
PHENOTYPE: Homozygotes for multiple spontaneous and targeted null mutations exhibit ataxia and impaired locomotion associated with cerebellar Purkinje cell abnormalities and loss, and on some backgrounds, male infertility due to lack of zona penetration by sperm. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
3110082J24Rik G T 5: 30,310,287 (GRCm39) A24E unknown Het
Acap1 A G 11: 69,781,003 (GRCm39) L117P probably damaging Het
Actl6b G A 5: 137,565,585 (GRCm39) G394S probably damaging Het
Actr3b G T 5: 26,030,202 (GRCm39) V177F possibly damaging Het
Adamts6 A G 13: 104,450,839 (GRCm39) T341A probably benign Het
Agbl4 G T 4: 111,520,156 (GRCm39) V474F probably benign Het
Atosa A T 9: 74,917,335 (GRCm39) T652S probably benign Het
Bach1 T C 16: 87,516,517 (GRCm39) S353P probably benign Het
C1qtnf9 G A 14: 61,017,141 (GRCm39) D224N probably damaging Het
Camkmt A T 17: 85,421,260 (GRCm39) N121Y probably damaging Het
Card6 A T 15: 5,129,078 (GRCm39) Y773N possibly damaging Het
Cbfa2t2 C A 2: 154,342,403 (GRCm39) P40T possibly damaging Het
Colec10 A C 15: 54,298,420 (GRCm39) E60D probably benign Het
Cspg4 T C 9: 56,800,280 (GRCm39) V1647A probably benign Het
Cyp2d34 A G 15: 82,502,471 (GRCm39) F222L probably benign Het
Dennd1b A T 1: 138,969,774 (GRCm39) I97F possibly damaging Het
Deptor A C 15: 55,083,596 (GRCm39) D388A possibly damaging Het
Dhx40 T C 11: 86,690,419 (GRCm39) K201E possibly damaging Het
Dnah6 G A 6: 73,145,850 (GRCm39) R854C probably damaging Het
Dock9 T C 14: 121,877,517 (GRCm39) I409V possibly damaging Het
Eif1ad16 T G 12: 87,985,278 (GRCm39) K88N probably damaging Het
Esp31 G T 17: 38,955,592 (GRCm39) L78F possibly damaging Het
Fam98c A T 7: 28,852,889 (GRCm39) V48E probably damaging Het
Fcgbpl1 A T 7: 27,853,264 (GRCm39) E1517V possibly damaging Het
Fgfr1 A T 8: 26,052,253 (GRCm39) D193V possibly damaging Het
Furin C T 7: 80,041,775 (GRCm39) probably benign Het
Gm17078 A T 14: 51,848,693 (GRCm39) F15I probably damaging Het
Hecw2 A G 1: 53,904,223 (GRCm39) V1175A probably benign Het
Hspa1b T C 17: 35,176,072 (GRCm39) I638V possibly damaging Het
Ighv6-7 A G 12: 114,419,304 (GRCm39) V100A probably benign Het
Itch G T 2: 155,052,478 (GRCm39) E693* probably null Het
Ivl G A 3: 92,478,823 (GRCm39) S414L unknown Het
Kif5b T A 18: 6,225,787 (GRCm39) N160I probably benign Het
Klhl5 A G 5: 65,306,881 (GRCm39) probably benign Het
Lpin1 C T 12: 16,623,660 (GRCm39) probably benign Het
Malsu1 C A 6: 49,052,171 (GRCm39) H130Q probably benign Het
Naip2 A C 13: 100,297,676 (GRCm39) L787V probably damaging Het
Nynrin C T 14: 56,110,106 (GRCm39) R1738W probably damaging Het
Or11g27 A G 14: 50,770,910 (GRCm39) T14A probably benign Het
Or4e1 A T 14: 52,701,358 (GRCm39) I36N possibly damaging Het
Or51d1 C T 7: 102,347,777 (GRCm39) Q111* probably null Het
Or7e176 T A 9: 20,171,747 (GRCm39) S204T probably benign Het
Pclo A G 5: 14,571,706 (GRCm39) T364A unknown Het
Phlda2 A C 7: 143,056,206 (GRCm39) S8A probably benign Het
Pou3f1 G A 4: 124,551,549 (GRCm39) G17E unknown Het
Ppfibp2 A G 7: 107,346,785 (GRCm39) D899G probably damaging Het
Pskh1 T C 8: 106,639,833 (GRCm39) V171A probably damaging Het
Rictor A G 15: 6,816,513 (GRCm39) T1262A probably damaging Het
Rnf41 T C 10: 128,274,077 (GRCm39) V243A probably benign Het
Slc9c1 T A 16: 45,427,182 (GRCm39) N1162K probably benign Het
Spef2 A T 15: 9,602,005 (GRCm39) L1419* probably null Het
Tenm4 C T 7: 96,555,148 (GRCm39) P2618S probably benign Het
Tnc A G 4: 63,880,313 (GRCm39) C1954R probably damaging Het
Ttll11 T A 2: 35,674,161 (GRCm39) I622F probably damaging Het
Utp25 T C 1: 192,796,110 (GRCm39) E673G probably benign Het
Vmn2r104 A G 17: 20,262,110 (GRCm39) I340T probably damaging Het
Vmn2r110 G T 17: 20,803,404 (GRCm39) D390E probably benign Het
Other mutations in Grid2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00580:Grid2 APN 6 64,322,573 (GRCm39) missense probably damaging 1.00
IGL00596:Grid2 APN 6 64,510,688 (GRCm39) missense possibly damaging 0.93
IGL01686:Grid2 APN 6 64,297,180 (GRCm39) missense probably benign 0.00
IGL01712:Grid2 APN 6 64,642,899 (GRCm39) missense possibly damaging 0.73
IGL02064:Grid2 APN 6 64,040,919 (GRCm39) missense probably benign 0.29
IGL02216:Grid2 APN 6 64,322,650 (GRCm39) missense probably damaging 0.96
IGL02563:Grid2 APN 6 64,322,857 (GRCm39) missense possibly damaging 0.94
IGL02685:Grid2 APN 6 64,322,800 (GRCm39) missense possibly damaging 0.50
IGL03129:Grid2 APN 6 64,040,888 (GRCm39) missense probably damaging 0.98
IGL03324:Grid2 APN 6 64,406,806 (GRCm39) missense possibly damaging 0.88
IGL03395:Grid2 APN 6 63,886,053 (GRCm39) missense possibly damaging 0.94
crawler UTSW 6 64,406,678 (GRCm39) nonsense probably null
swagger UTSW 6 64,372,263 (GRCm39) synonymous probably benign
R0133:Grid2 UTSW 6 64,297,116 (GRCm39) missense probably damaging 1.00
R0147:Grid2 UTSW 6 64,510,571 (GRCm39) missense probably benign
R0193:Grid2 UTSW 6 64,040,937 (GRCm39) missense possibly damaging 0.64
R0370:Grid2 UTSW 6 64,322,718 (GRCm39) missense possibly damaging 0.75
R0399:Grid2 UTSW 6 64,643,036 (GRCm39) missense probably benign 0.33
R0600:Grid2 UTSW 6 63,480,419 (GRCm39) missense probably benign 0.38
R0717:Grid2 UTSW 6 64,643,259 (GRCm39) missense possibly damaging 0.96
R1524:Grid2 UTSW 6 64,406,738 (GRCm39) missense possibly damaging 0.92
R1555:Grid2 UTSW 6 64,406,668 (GRCm39) missense possibly damaging 0.87
R1572:Grid2 UTSW 6 64,406,678 (GRCm39) nonsense probably null
R1762:Grid2 UTSW 6 64,510,638 (GRCm39) missense probably damaging 0.98
R1944:Grid2 UTSW 6 63,886,045 (GRCm39) missense probably damaging 1.00
R1961:Grid2 UTSW 6 63,885,877 (GRCm39) missense probably damaging 1.00
R1969:Grid2 UTSW 6 63,885,902 (GRCm39) nonsense probably null
R2138:Grid2 UTSW 6 64,322,782 (GRCm39) missense probably damaging 0.99
R3500:Grid2 UTSW 6 63,480,383 (GRCm39) missense probably damaging 0.97
R3547:Grid2 UTSW 6 64,297,005 (GRCm39) missense probably damaging 0.97
R3845:Grid2 UTSW 6 64,322,826 (GRCm39) missense possibly damaging 0.62
R4124:Grid2 UTSW 6 63,480,417 (GRCm39) missense probably benign 0.41
R4273:Grid2 UTSW 6 63,886,029 (GRCm39) missense probably damaging 1.00
R4591:Grid2 UTSW 6 64,297,086 (GRCm39) missense probably damaging 1.00
R4701:Grid2 UTSW 6 64,642,899 (GRCm39) missense probably benign 0.27
R4721:Grid2 UTSW 6 64,643,185 (GRCm39) missense probably benign 0.33
R4755:Grid2 UTSW 6 63,885,972 (GRCm39) missense probably benign 0.04
R4869:Grid2 UTSW 6 64,406,724 (GRCm39) missense probably damaging 1.00
R5083:Grid2 UTSW 6 64,297,136 (GRCm39) nonsense probably null
R5091:Grid2 UTSW 6 64,053,862 (GRCm39) missense probably benign 0.07
R5117:Grid2 UTSW 6 63,233,917 (GRCm39) missense probably benign 0.15
R5128:Grid2 UTSW 6 64,642,982 (GRCm39) missense probably benign 0.01
R5386:Grid2 UTSW 6 63,908,089 (GRCm39) missense probably damaging 0.99
R5404:Grid2 UTSW 6 63,907,894 (GRCm39) missense probably damaging 0.99
R5534:Grid2 UTSW 6 63,480,345 (GRCm39) missense probably benign
R5626:Grid2 UTSW 6 64,053,929 (GRCm39) critical splice donor site probably null
R5699:Grid2 UTSW 6 63,885,975 (GRCm39) missense probably damaging 0.99
R5700:Grid2 UTSW 6 64,071,416 (GRCm39) missense possibly damaging 0.95
R5876:Grid2 UTSW 6 64,640,146 (GRCm39) missense probably damaging 1.00
R6446:Grid2 UTSW 6 64,322,577 (GRCm39) missense probably damaging 1.00
R6694:Grid2 UTSW 6 63,908,031 (GRCm39) missense possibly damaging 0.92
R6697:Grid2 UTSW 6 63,908,031 (GRCm39) missense possibly damaging 0.92
R6699:Grid2 UTSW 6 63,908,031 (GRCm39) missense possibly damaging 0.92
R6767:Grid2 UTSW 6 63,907,999 (GRCm39) missense probably benign 0.01
R6895:Grid2 UTSW 6 64,372,283 (GRCm39) missense probably damaging 0.99
R6999:Grid2 UTSW 6 64,053,893 (GRCm39) missense possibly damaging 0.80
R7053:Grid2 UTSW 6 64,677,402 (GRCm39) missense unknown
R7126:Grid2 UTSW 6 64,053,794 (GRCm39) missense probably damaging 0.99
R7432:Grid2 UTSW 6 64,252,854 (GRCm39) missense possibly damaging 0.46
R7553:Grid2 UTSW 6 64,053,925 (GRCm39) missense possibly damaging 0.95
R7619:Grid2 UTSW 6 63,908,085 (GRCm39) missense possibly damaging 0.71
R7997:Grid2 UTSW 6 64,297,120 (GRCm39) missense possibly damaging 0.89
R8112:Grid2 UTSW 6 63,885,891 (GRCm39) missense probably damaging 0.99
R8296:Grid2 UTSW 6 63,233,929 (GRCm39) critical splice donor site probably null
R8320:Grid2 UTSW 6 63,233,917 (GRCm39) missense probably benign 0.15
R8467:Grid2 UTSW 6 64,510,635 (GRCm39) missense probably benign 0.01
R8890:Grid2 UTSW 6 63,233,923 (GRCm39) missense probably benign
R8965:Grid2 UTSW 6 64,296,990 (GRCm39) missense probably damaging 1.00
R8968:Grid2 UTSW 6 64,643,139 (GRCm39) missense probably benign 0.14
R9220:Grid2 UTSW 6 63,885,888 (GRCm39) missense probably damaging 1.00
R9371:Grid2 UTSW 6 64,677,506 (GRCm39) missense unknown
R9653:Grid2 UTSW 6 63,907,968 (GRCm39) missense possibly damaging 0.75
Z1176:Grid2 UTSW 6 64,640,212 (GRCm39) missense probably benign 0.03
Z1176:Grid2 UTSW 6 63,885,863 (GRCm39) missense possibly damaging 0.76
Z1177:Grid2 UTSW 6 64,322,841 (GRCm39) missense probably damaging 1.00
Z1177:Grid2 UTSW 6 64,322,840 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- CCATGTTCAGTGATAGGGCAG -3'
(R):5'- TGATGCCTACATTGAATTGCTG -3'

Sequencing Primer
(F):5'- GTTCAGTGATAGGGCAGTATATACC -3'
(R):5'- GCCTACATTGAATTGCTGTTTATG -3'
Posted On 2021-04-30