Incidental Mutation 'R6474:Grik2'
ID 516739
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 044607-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6474 (G1)
Quality Score 225.009
Status Validated
Chromosome 10
Chromosomal Location 48970929-49664862 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 49008776 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Isoleucine at position 770 (M770I)
Ref Sequence ENSEMBL: ENSMUSP00000151921 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079751] [ENSMUST00000105484] [ENSMUST00000218441] [ENSMUST00000218598] [ENSMUST00000218823]
AlphaFold P39087
Predicted Effect probably benign
Transcript: ENSMUST00000079751
AA Change: M770I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000078687
Gene: ENSMUSG00000056073
AA Change: M770I

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: M770I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000101124
Gene: ENSMUSG00000056073
AA Change: M770I

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 noncoding transcript
Transcript: ENSMUST00000217673
Predicted Effect probably benign
Transcript: ENSMUST00000218441
AA Change: M770I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000218598
AA Change: M770I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect probably benign
Transcript: ENSMUST00000218823
AA Change: M770I

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
Predicted Effect unknown
Transcript: ENSMUST00000219509
AA Change: M209I
Meta Mutation Damage Score 0.0598 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.5%
  • 20x: 92.0%
Validation Efficiency 100% (35/35)
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: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abhd8 T A 8: 71,914,359 (GRCm39) N90Y probably damaging Het
Alkal1 T C 1: 6,459,670 (GRCm39) V82A probably damaging Het
Ascc3 T C 10: 50,624,932 (GRCm39) S1607P probably benign Het
Ccny A T 18: 9,345,427 (GRCm39) L149H probably damaging Het
Clptm1 T C 7: 19,369,762 (GRCm39) N383D possibly damaging Het
Clrn2 T A 5: 45,621,074 (GRCm39) M156K probably benign Het
Coro2b T A 9: 62,333,910 (GRCm39) H328L probably benign Het
Echs1 A T 7: 139,688,055 (GRCm39) M250K probably benign Het
Ecsit A G 9: 21,985,981 (GRCm39) V145A possibly damaging Het
Fas G A 19: 34,293,969 (GRCm39) G108D probably damaging Het
Folh1 A G 7: 86,424,964 (GRCm39) W2R probably damaging Het
Gba1 C T 3: 89,111,388 (GRCm39) P51L probably benign Het
Hcst T C 7: 30,117,250 (GRCm39) N74S probably damaging Het
Hdac9 T A 12: 34,481,990 (GRCm39) probably null Het
Hsfy2 T A 1: 56,676,150 (GRCm39) D129V probably damaging Het
Htt T C 5: 34,982,239 (GRCm39) V941A probably benign Het
Naip5 A G 13: 100,351,171 (GRCm39) V1279A possibly damaging Het
Neb T A 2: 52,170,624 (GRCm39) M1683L probably benign Het
Nudt21 C T 8: 94,746,282 (GRCm39) V139I probably benign Het
Or5e1 T C 7: 108,354,236 (GRCm39) Y58H probably damaging Het
Pex2 A G 3: 5,626,191 (GRCm39) F206S probably damaging Het
Plek2 C A 12: 78,943,065 (GRCm39) R77L probably benign Het
Ppfia1 A T 7: 144,059,942 (GRCm39) D623E possibly damaging Het
Ppm1l T A 3: 69,460,374 (GRCm39) I317N probably damaging Het
Prkacb T A 3: 146,461,479 (GRCm39) T36S probably damaging Het
Sphkap T A 1: 83,256,544 (GRCm39) I115F probably damaging Het
Sprtn G T 8: 125,625,873 (GRCm39) E95* probably null Het
St3gal1 A G 15: 66,983,195 (GRCm39) V187A possibly damaging Het
Tcap C A 11: 98,275,003 (GRCm39) Q46K probably benign Het
Thada T C 17: 84,751,339 (GRCm39) I546V possibly damaging Het
Tubal3 T A 13: 3,983,107 (GRCm39) S296T probably benign Het
Ube3a A G 7: 58,936,772 (GRCm39) N683D probably damaging Het
Vmn2r82 T G 10: 79,214,871 (GRCm39) L285V possibly damaging Het
Zfp871 T C 17: 32,994,647 (GRCm39) D157G possibly 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
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
R7952:Grik2 UTSW 10 49,298,633 (GRCm39) missense probably benign 0.15
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'- TCAGTTTGGAGCCTGAGACC -3'
(R):5'- AGGAGACAGTCTGTGCTTGTC -3'

Sequencing Primer
(F):5'- GAGACCGGTTTGCCCATTTTTAATC -3'
(R):5'- GACAGTCTGTGCTTGTCAAAAG -3'
Posted On 2018-05-21