Incidental Mutation 'R0133:Grid2'
ID 21745
Institutional Source Beutler Lab
Gene Symbol Grid2
Ensembl Gene ENSMUSG00000071424
Gene Name glutamate receptor, ionotropic, delta 2
Synonyms tpr, B230104L07Rik, GluRdelta2
MMRRC Submission 038418-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0133 (G1)
Quality Score 214
Status Validated (trace)
Chromosome 6
Chromosomal Location 63232860-64681307 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 64297116 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Valine at position 493 (D493V)
Ref Sequence ENSEMBL: ENSMUSP00000093536 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095852]
AlphaFold Q61625
Predicted Effect probably damaging
Transcript: ENSMUST00000095852
AA Change: D493V

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000093536
Gene: ENSMUSG00000071424
AA Change: D493V

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
Meta Mutation Damage Score 0.9386 question?
Coding Region Coverage
  • 1x: 98.8%
  • 3x: 97.9%
  • 10x: 95.2%
  • 20x: 89.4%
Validation Efficiency 99% (83/84)
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: 76 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acbd4 T C 11: 102,996,214 (GRCm39) S172P probably damaging Het
Akap6 A T 12: 53,186,254 (GRCm39) K1223* probably null Het
Akna G A 4: 63,297,598 (GRCm39) Q819* probably null Het
Ankrd2 T C 19: 42,032,510 (GRCm39) V257A probably benign Het
Arap1 T A 7: 101,035,436 (GRCm39) D30E probably damaging Het
Atp6v0d2 T C 4: 19,910,578 (GRCm39) probably benign Het
Blm T A 7: 80,152,115 (GRCm39) I611F possibly damaging Het
Ccng2 A G 5: 93,421,240 (GRCm39) K250R probably benign Het
Cdhr3 A G 12: 33,142,751 (GRCm39) L8P possibly damaging Het
Csf2rb T G 15: 78,223,204 (GRCm39) probably benign Het
Ctbs A G 3: 146,163,223 (GRCm39) I204V probably benign Het
Cxcl16 T A 11: 70,349,596 (GRCm39) E76D possibly damaging Het
Dhx15 T C 5: 52,311,414 (GRCm39) I689V possibly damaging Het
Dlk2 T C 17: 46,609,868 (GRCm39) probably benign Het
Dnah2 A T 11: 69,311,835 (GRCm39) M4452K probably damaging Het
Dok4 T A 8: 95,591,991 (GRCm39) I280F probably benign Het
Dsc3 T C 18: 20,104,639 (GRCm39) T563A probably damaging Het
Dsg1b C T 18: 20,537,935 (GRCm39) A617V probably damaging Het
Eps8l2 C T 7: 140,942,120 (GRCm39) P721S unknown Het
Evx2 T C 2: 74,489,426 (GRCm39) D112G possibly damaging Het
Fam124a C A 14: 62,843,782 (GRCm39) T430K possibly damaging Het
Fbrs C T 7: 127,088,782 (GRCm39) probably benign Het
Fbxw14 T C 9: 109,103,647 (GRCm39) T22A probably benign Het
Fmo5 T G 3: 97,552,952 (GRCm39) V300G probably damaging Het
Gadl1 T C 9: 115,770,411 (GRCm39) S75P probably benign Het
Galnt2 T G 8: 125,065,277 (GRCm39) I469S probably benign Het
Gga3 T A 11: 115,479,805 (GRCm39) probably benign Het
Gm10647 T C 9: 66,705,771 (GRCm39) probably benign Het
Gm14180 C A 11: 99,625,043 (GRCm39) C25F unknown Het
Gzmc T A 14: 56,469,754 (GRCm39) Y182F possibly damaging Het
Hecw2 A C 1: 53,869,899 (GRCm39) L1443R probably damaging Het
Igkv4-62 A G 6: 69,377,053 (GRCm39) I32T probably benign Het
Ikzf1 T A 11: 11,691,015 (GRCm39) probably null Het
Il27ra G A 8: 84,760,571 (GRCm39) probably benign Het
Jmjd1c C A 10: 67,076,587 (GRCm39) A2137D probably benign Het
Kcnc2 T C 10: 112,294,502 (GRCm39) C579R probably damaging Het
Kdr T C 5: 76,112,498 (GRCm39) T862A probably damaging Het
Kif17 T C 4: 138,005,556 (GRCm39) S182P possibly damaging Het
Klf5 A T 14: 99,539,318 (GRCm39) T164S probably benign Het
Ksr2 T G 5: 117,693,359 (GRCm39) V269G possibly damaging Het
Mcm5 T A 8: 75,847,539 (GRCm39) D445E probably damaging Het
Mlkl T C 8: 112,054,580 (GRCm39) I186V probably damaging Het
Muc4 A T 16: 32,591,978 (GRCm39) S3017C possibly damaging Het
Myo15a T C 11: 60,368,676 (GRCm39) F479L possibly damaging Het
Myo6 A G 9: 80,181,257 (GRCm39) probably benign Het
Myom1 T A 17: 71,354,782 (GRCm39) V393E probably damaging Het
Nup98 T A 7: 101,788,859 (GRCm39) probably null Het
Odf2l A G 3: 144,854,302 (GRCm39) N383S probably damaging Het
Olfml3 A C 3: 103,644,342 (GRCm39) probably null Het
Or10q1 T A 19: 13,727,352 (GRCm39) I294N probably damaging Het
Or7g17 G A 9: 18,767,925 (GRCm39) M1I probably null Het
Or8g18 A G 9: 39,149,307 (GRCm39) Y141H probably benign Het
Or8j3b A T 2: 86,205,159 (GRCm39) V199E possibly damaging Het
Plxna4 A T 6: 32,174,009 (GRCm39) D1195E probably benign Het
Ppp1r1a T A 15: 103,446,247 (GRCm39) H20L probably damaging Het
Prdm4 A G 10: 85,746,085 (GRCm39) probably null Het
Prom2 A G 2: 127,380,258 (GRCm39) probably benign Het
Rasal3 T C 17: 32,622,357 (GRCm39) M1V probably null Het
Rhoj A G 12: 75,441,194 (GRCm39) probably null Het
Rnf40 C T 7: 127,196,032 (GRCm39) probably null Het
Slc15a3 T C 19: 10,820,614 (GRCm39) L77P probably damaging Het
Slc26a6 T C 9: 108,738,522 (GRCm39) V586A possibly damaging Het
Slc30a10 T A 1: 185,187,370 (GRCm39) L37Q probably damaging Het
Slc43a2 T A 11: 75,454,403 (GRCm39) M316K probably benign Het
Smarcal1 T C 1: 72,672,010 (GRCm39) F844L probably benign Het
Snx19 A G 9: 30,339,912 (GRCm39) E350G possibly damaging Het
Tecta T A 9: 42,278,524 (GRCm39) T995S probably benign Het
Tmc3 T G 7: 83,261,681 (GRCm39) N586K probably damaging Het
Tmem107 T A 11: 68,963,239 (GRCm39) probably benign Het
Tmem247 A G 17: 87,225,989 (GRCm39) Q51R probably benign Het
Tmpo G T 10: 90,999,900 (GRCm39) probably benign Het
Ubr5 T A 15: 37,996,815 (GRCm39) T1894S probably damaging Het
Vmn2r92 C T 17: 18,388,219 (GRCm39) A408V probably damaging Het
Xirp2 T A 2: 67,347,468 (GRCm39) H3236Q probably benign Het
Zfand4 G A 6: 116,291,700 (GRCm39) D545N probably benign Het
Zkscan3 G T 13: 21,578,944 (GRCm39) P155T possibly damaging 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
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
R8691:Grid2 UTSW 6 63,480,321 (GRCm39) missense probably damaging 0.97
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'- AGCAAGAAACAGGAAATCGTGTTCTTGA -3'
(R):5'- GGGTGAGTCTGTTGGTCTAAATACCACA -3'

Sequencing Primer
(F):5'- TTGATCTGACAGTGATGAACTGAG -3'
(R):5'- CAGCTGAAGTTTGGGGTAGGAG -3'
Posted On 2013-04-12