Incidental Mutation 'R7952:Grik2'
ID 649625
Institutional Source Beutler Lab
Gene Symbol Grik2
Ensembl Gene ENSMUSG00000056073
Gene Name glutamate receptor, ionotropic, kainate 2 (beta 2)
Synonyms Glur6, C130030K03Rik, Glurbeta2, Glur-6
MMRRC Submission 045996-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7952 (G1)
Quality Score 225.009
Status Validated
Chromosome 10
Chromosomal Location 48970929-49664862 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 49298633 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 363 (I363V)
Ref Sequence ENSEMBL: ENSMUSP00000101124 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079751] [ENSMUST00000105484] [ENSMUST00000218441] [ENSMUST00000218598] [ENSMUST00000218669] [ENSMUST00000218823]
AlphaFold P39087
Predicted Effect probably benign
Transcript: ENSMUST00000079751
AA Change: I363V

PolyPhen 2 Score 0.066 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000078687
Gene: ENSMUSG00000056073
AA Change: I363V

DomainStartEndE-ValueType
Pfam:Peripla_BP_6 44 386 1.8e-11 PFAM
Pfam:ANF_receptor 52 395 8.3e-75 PFAM
PBPe 432 801 5.6e-131 SMART
Lig_chan-Glu_bd 442 507 3.81e-34 SMART
Blast:PBPe 809 855 2e-12 BLAST
Predicted Effect probably benign
Transcript: ENSMUST00000105484
AA Change: I363V

PolyPhen 2 Score 0.147 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000101124
Gene: ENSMUSG00000056073
AA Change: I363V

DomainStartEndE-ValueType
Pfam:Peripla_BP_6 46 386 5e-11 PFAM
Pfam:ANF_receptor 52 395 9.7e-80 PFAM
PBPe 432 801 5.6e-131 SMART
Lig_chan-Glu_bd 442 507 3.81e-34 SMART
Blast:PBPe 809 855 1e-12 BLAST
Predicted Effect probably benign
Transcript: ENSMUST00000218441
AA Change: I363V

PolyPhen 2 Score 0.066 (Sensitivity: 0.94; Specificity: 0.84)
Predicted Effect probably benign
Transcript: ENSMUST00000218598
AA Change: I363V

PolyPhen 2 Score 0.066 (Sensitivity: 0.94; Specificity: 0.84)
Predicted Effect possibly damaging
Transcript: ENSMUST00000218669
AA Change: I76V

PolyPhen 2 Score 0.938 (Sensitivity: 0.80; Specificity: 0.94)
Predicted Effect probably benign
Transcript: ENSMUST00000218823
AA Change: I363V

PolyPhen 2 Score 0.147 (Sensitivity: 0.92; Specificity: 0.87)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
Validation Efficiency 98% (47/48)
MGI Phenotype FUNCTION: Glutamate receptors are the predominant excitatory neurotransmitter receptors in the mammalian brain and are activated in a variety of normal neurophysiologic processes. This gene product belongs to the kainate family of glutamate receptors, which are composed of four subunits and function as ligand-activated ion channels. The subunit encoded by this gene is subject to RNA editing at multiple sites within the first and second transmembrane domains, which is thought to alter the structure and function of the receptor complex. Alternatively spliced transcript variants encoding different isoforms have also been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for a targeted null mutation exhibit hippocampal neurons with reduced sensitivity to kainate and reduced susceptibility to the seizure-inducing effects of kainate administration. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acbd3 T C 1: 180,579,903 (GRCm39) S516P possibly damaging Het
Adora1 A G 1: 134,131,024 (GRCm39) S216P possibly damaging Het
Arhgap17 G T 7: 122,885,914 (GRCm39) S739R probably benign Het
Bphl A G 13: 34,230,780 (GRCm39) T75A probably benign Het
Ccdc73 G A 2: 104,775,801 (GRCm39) probably null Het
Cela3b T C 4: 137,149,219 (GRCm39) I262V probably benign Het
Chpf T C 1: 75,455,586 (GRCm39) N55S probably benign Het
Chst8 A G 7: 34,374,919 (GRCm39) Y307H probably damaging Het
Cmtm2b G T 8: 105,057,203 (GRCm39) E188* probably null Het
Cmya5 TTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAG TTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAG 13: 93,233,512 (GRCm39) probably benign Het
Cxadr C T 16: 78,131,123 (GRCm39) T213M possibly damaging Het
D3Ertd751e T A 3: 41,703,096 (GRCm39) probably null Het
Dhx32 T C 7: 133,350,725 (GRCm39) Y115C probably benign Het
Dop1b C A 16: 93,546,848 (GRCm39) T284K possibly damaging Het
Dync2h1 A G 9: 7,129,802 (GRCm39) V1732A possibly damaging Het
Egf C T 3: 129,533,645 (GRCm39) R65Q probably damaging Het
Fat4 T G 3: 38,945,870 (GRCm39) S1588A probably damaging Het
Fmnl3 A G 15: 99,220,518 (GRCm39) V588A probably damaging Het
Galnt3 C T 2: 65,928,186 (GRCm39) E237K probably benign Het
Grik3 C T 4: 125,598,340 (GRCm39) T769I probably damaging Het
Hpd A T 5: 123,316,327 (GRCm39) D141E possibly damaging Het
Hrc A T 7: 44,985,692 (GRCm39) D281V probably damaging Het
Igfn1 A T 1: 135,891,693 (GRCm39) I2274K probably damaging Het
Iqgap3 A G 3: 88,005,677 (GRCm39) I502V probably benign Het
Kcnh8 A T 17: 53,266,493 (GRCm39) Q835L probably benign Het
Kmt2d C T 15: 98,748,649 (GRCm39) G2892R unknown Het
Lama4 T G 10: 38,906,486 (GRCm39) I284S probably benign Het
Madd C A 2: 90,992,886 (GRCm39) G1011V probably damaging Het
Mroh2b T C 15: 4,980,693 (GRCm39) F1421L probably damaging Het
Nadk G T 4: 155,661,524 (GRCm39) D17Y probably benign Het
Nedd9 C A 13: 41,470,431 (GRCm39) D241Y probably damaging Het
Notch2 T C 3: 98,007,552 (GRCm39) V434A probably benign Het
Ofcc1 C T 13: 40,433,781 (GRCm39) R108Q probably benign Het
Or10al2 T C 17: 37,983,708 (GRCm39) Y265H probably damaging Het
Or51g1 A G 7: 102,633,721 (GRCm39) F217L probably benign Het
Pkd1l3 GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA 8: 110,350,827 (GRCm39) probably benign Het
Pramel41 T C 5: 94,594,902 (GRCm39) V254A probably benign Het
Prss55 A G 14: 64,313,132 (GRCm39) Y251H probably damaging Het
Rec8 T C 14: 55,862,760 (GRCm39) V573A possibly damaging Het
Ryr2 T C 13: 11,661,313 (GRCm39) probably null Het
Sec31b A G 19: 44,508,979 (GRCm39) S667P probably benign Het
Smim17 A G 7: 6,427,849 (GRCm39) D45G possibly damaging Het
Sspo A G 6: 48,464,263 (GRCm39) T3906A probably damaging Het
Tanc2 G T 11: 105,787,423 (GRCm39) G908W probably damaging Het
Tcf7l2 A T 19: 55,886,989 (GRCm39) M1L probably benign Het
Tpx2 C T 2: 152,735,514 (GRCm39) A714V probably damaging Het
Trgc4 T A 13: 19,533,740 (GRCm39) S121R Het
Trmt1 G A 8: 85,415,969 (GRCm39) R9H possibly damaging Het
Unc13a A T 8: 72,111,131 (GRCm39) V360E possibly damaging Het
Vmn1r225 T A 17: 20,722,589 (GRCm39) I10N probably damaging Het
Xkr4 A G 1: 3,740,842 (GRCm39) S244P possibly damaging Het
Zkscan14 G T 5: 145,132,708 (GRCm39) H274Q probably damaging Het
Other mutations in Grik2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00863:Grik2 APN 10 49,232,024 (GRCm39) missense possibly damaging 0.95
IGL00979:Grik2 APN 10 49,232,034 (GRCm39) missense probably damaging 1.00
IGL01012:Grik2 APN 10 49,149,052 (GRCm39) missense probably damaging 1.00
IGL01302:Grik2 APN 10 49,120,426 (GRCm39) missense probably damaging 0.99
IGL01657:Grik2 APN 10 49,404,082 (GRCm39) critical splice donor site probably null
IGL02162:Grik2 APN 10 49,298,671 (GRCm39) missense possibly damaging 0.77
IGL02317:Grik2 APN 10 49,298,711 (GRCm39) missense probably benign 0.16
IGL02512:Grik2 APN 10 49,232,008 (GRCm39) missense probably benign 0.00
IGL02650:Grik2 APN 10 48,977,331 (GRCm39) missense probably benign 0.03
IGL03283:Grik2 APN 10 49,454,365 (GRCm39) missense probably benign 0.00
BB004:Grik2 UTSW 10 49,116,890 (GRCm39) missense probably damaging 1.00
BB014:Grik2 UTSW 10 49,116,890 (GRCm39) missense probably damaging 1.00
R0325:Grik2 UTSW 10 49,116,821 (GRCm39) missense probably damaging 1.00
R0492:Grik2 UTSW 10 48,977,260 (GRCm39) missense probably damaging 0.99
R0601:Grik2 UTSW 10 49,298,693 (GRCm39) missense probably damaging 1.00
R0844:Grik2 UTSW 10 48,977,211 (GRCm39) missense possibly damaging 0.81
R1333:Grik2 UTSW 10 49,404,087 (GRCm39) missense probably damaging 0.98
R1499:Grik2 UTSW 10 49,008,871 (GRCm39) missense probably damaging 1.00
R1660:Grik2 UTSW 10 49,120,439 (GRCm39) nonsense probably null
R1721:Grik2 UTSW 10 49,399,842 (GRCm39) missense possibly damaging 0.93
R1966:Grik2 UTSW 10 49,232,005 (GRCm39) missense probably damaging 1.00
R1974:Grik2 UTSW 10 49,008,923 (GRCm39) missense possibly damaging 0.85
R2246:Grik2 UTSW 10 49,411,532 (GRCm39) missense probably damaging 1.00
R3103:Grik2 UTSW 10 49,116,868 (GRCm39) missense probably damaging 1.00
R3974:Grik2 UTSW 10 49,298,750 (GRCm39) missense probably damaging 1.00
R4592:Grik2 UTSW 10 49,298,711 (GRCm39) missense possibly damaging 0.48
R4658:Grik2 UTSW 10 49,399,888 (GRCm39) missense possibly damaging 0.71
R4748:Grik2 UTSW 10 49,411,437 (GRCm39) missense possibly damaging 0.87
R4935:Grik2 UTSW 10 49,116,826 (GRCm39) missense probably damaging 1.00
R4977:Grik2 UTSW 10 49,008,841 (GRCm39) missense probably damaging 1.00
R5103:Grik2 UTSW 10 49,372,205 (GRCm39) missense probably benign 0.33
R5330:Grik2 UTSW 10 49,008,867 (GRCm39) missense probably damaging 1.00
R5331:Grik2 UTSW 10 49,008,867 (GRCm39) missense probably damaging 1.00
R5736:Grik2 UTSW 10 49,280,506 (GRCm39) missense probably damaging 0.96
R5740:Grik2 UTSW 10 48,989,573 (GRCm39) missense probably damaging 0.99
R5747:Grik2 UTSW 10 49,399,870 (GRCm39) missense probably benign
R6015:Grik2 UTSW 10 49,399,959 (GRCm39) splice site probably null
R6311:Grik2 UTSW 10 49,454,234 (GRCm39) missense probably damaging 0.98
R6474:Grik2 UTSW 10 49,008,776 (GRCm39) missense probably benign
R6504:Grik2 UTSW 10 49,232,198 (GRCm39) missense probably damaging 1.00
R6591:Grik2 UTSW 10 49,149,021 (GRCm39) nonsense probably null
R6691:Grik2 UTSW 10 49,149,021 (GRCm39) nonsense probably null
R6776:Grik2 UTSW 10 49,232,085 (GRCm39) missense probably damaging 1.00
R7015:Grik2 UTSW 10 49,411,532 (GRCm39) missense probably damaging 1.00
R7094:Grik2 UTSW 10 49,232,012 (GRCm39) missense possibly damaging 0.75
R7153:Grik2 UTSW 10 49,411,463 (GRCm39) missense probably benign 0.00
R7229:Grik2 UTSW 10 48,977,512 (GRCm39) splice site probably null
R7402:Grik2 UTSW 10 49,411,493 (GRCm39) missense probably damaging 1.00
R7473:Grik2 UTSW 10 48,989,618 (GRCm39) missense probably benign 0.22
R7514:Grik2 UTSW 10 49,399,904 (GRCm39) missense probably damaging 0.99
R7526:Grik2 UTSW 10 49,399,918 (GRCm39) missense possibly damaging 0.56
R7657:Grik2 UTSW 10 49,659,247 (GRCm39) missense probably benign 0.11
R7681:Grik2 UTSW 10 49,120,476 (GRCm39) missense probably damaging 1.00
R7714:Grik2 UTSW 10 49,295,792 (GRCm39) missense probably damaging 0.97
R7927:Grik2 UTSW 10 49,116,890 (GRCm39) missense probably damaging 1.00
R7979:Grik2 UTSW 10 49,280,438 (GRCm39) missense probably benign 0.01
R8062:Grik2 UTSW 10 49,116,863 (GRCm39) missense probably damaging 1.00
R8222:Grik2 UTSW 10 49,449,744 (GRCm39) missense probably benign 0.29
R8406:Grik2 UTSW 10 49,148,863 (GRCm39) missense probably damaging 1.00
R9017:Grik2 UTSW 10 48,989,555 (GRCm39) missense possibly damaging 0.94
R9557:Grik2 UTSW 10 49,404,105 (GRCm39) missense probably damaging 1.00
RF008:Grik2 UTSW 10 49,120,480 (GRCm39) missense probably damaging 1.00
X0062:Grik2 UTSW 10 49,149,016 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GGTCATCAGAGACATGTTGATGG -3'
(R):5'- GCCTTATCTCAGAGAACCACAG -3'

Sequencing Primer
(F):5'- CAGAGACATGTTGATGGATATTGAAC -3'
(R):5'- CATGCTGTGCTTTTATGAACATG -3'
Posted On 2020-09-15