Incidental Mutation 'R7681:Grik2'
ID 592768
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 045747-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7681 (G1)
Quality Score 225.009
Status Not validated
Chromosome 10
Chromosomal Location 48970929-49664862 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 49120476 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 604 (N604K)
Ref Sequence ENSEMBL: ENSMUSP00000101124 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079751] [ENSMUST00000105484] [ENSMUST00000218441] [ENSMUST00000218598] [ENSMUST00000218823]
AlphaFold P39087
Predicted Effect probably damaging
Transcript: ENSMUST00000079751
AA Change: N604K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000078687
Gene: ENSMUSG00000056073
AA Change: N604K

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 damaging
Transcript: ENSMUST00000105484
AA Change: N604K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000101124
Gene: ENSMUSG00000056073
AA Change: N604K

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 damaging
Transcript: ENSMUST00000218441
AA Change: N604K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000218598
AA Change: N604K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect probably damaging
Transcript: ENSMUST00000218823
AA Change: N604K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Predicted Effect
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 97% (58/60)
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb1b C T 5: 8,899,619 (GRCm39) A963V probably benign Het
Agbl1 T C 7: 76,094,649 (GRCm39) V760A unknown Het
Akap13 T C 7: 75,378,544 (GRCm39) F347L possibly damaging Het
Anapc5 A T 5: 122,940,202 (GRCm39) F356L probably benign Het
Bmp6 A G 13: 38,530,171 (GRCm39) H88R probably damaging Het
Cblb C A 16: 52,025,001 (GRCm39) S921R probably damaging Het
Ccs T A 19: 4,882,858 (GRCm39) probably null Het
Cyp20a1 A G 1: 60,392,192 (GRCm39) T83A probably benign Het
Defa25 T A 8: 21,574,535 (GRCm39) D26E probably benign Het
Dmwd T A 7: 18,815,007 (GRCm39) N552K probably benign Het
Dnah17 C T 11: 117,916,012 (GRCm39) V4297M probably damaging Het
Fam135a A T 1: 24,106,996 (GRCm39) S47R probably benign Het
Fbxo41 A T 6: 85,455,461 (GRCm39) C574* probably null Het
Fgb T C 3: 82,957,139 (GRCm39) probably benign Het
Fgfr1 C T 8: 26,045,677 (GRCm39) T82I probably damaging Het
Fhod3 T A 18: 25,123,095 (GRCm39) L262M probably damaging Het
Galnt16 A T 12: 80,637,413 (GRCm39) Q380L probably damaging Het
Glp2r C T 11: 67,600,505 (GRCm39) G448D probably benign Het
Gnb4 C A 3: 32,641,902 (GRCm39) A242S possibly damaging Het
Golim4 T C 3: 75,794,331 (GRCm39) probably null Het
Hnf1b T G 11: 83,779,972 (GRCm39) I435S probably damaging Het
Hoxa11 C T 6: 52,222,099 (GRCm39) G201S probably benign Het
Hpse A G 5: 100,839,257 (GRCm39) S364P possibly damaging Het
Kif16b A T 2: 142,598,046 (GRCm39) N525K probably damaging Het
Kif1a A T 1: 92,982,666 (GRCm39) C704S probably benign Het
Limk2 A G 11: 3,303,354 (GRCm39) S322P probably damaging Het
Lrp1b A T 2: 40,765,011 (GRCm39) C2938* probably null Het
Malrd1 A G 2: 16,222,913 (GRCm39) R2071G unknown Het
Man2a2 T A 7: 80,001,497 (GRCm39) I1137F possibly damaging Het
Map2k6 C T 11: 110,388,729 (GRCm39) R224* probably null Het
Map3k4 G A 17: 12,537,430 (GRCm39) P29L unknown Het
Morn5 A T 2: 35,947,156 (GRCm39) N145Y possibly damaging Het
Muc20 T C 16: 32,613,989 (GRCm39) T463A probably benign Het
Myh10 C T 11: 68,662,762 (GRCm39) T642I probably damaging Het
Myh14 C A 7: 44,273,572 (GRCm39) R1362L possibly damaging Het
Nup88 C A 11: 70,860,711 (GRCm39) V23L probably benign Het
Ogfr GGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCCAAAGCCAGGTGG GGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCCAAAGCCAGGTGG 2: 180,237,059 (GRCm39) probably benign Het
Or13p8 A G 4: 118,583,761 (GRCm39) I106V probably benign Het
Or4c116 A C 2: 88,941,935 (GRCm39) V307G probably benign Het
Or5p56 T C 7: 107,590,355 (GRCm39) M261T possibly damaging Het
Pabpn1 T C 14: 55,135,499 (GRCm39) Y299H probably damaging Het
Pak4 T C 7: 28,259,655 (GRCm39) E514G probably damaging Het
Ppp1r12b A C 1: 134,793,673 (GRCm39) S564A probably benign Het
Psmc2 T C 5: 22,008,272 (GRCm39) probably null Het
Psme4 A G 11: 30,741,975 (GRCm39) Y146C possibly damaging Het
Rb1cc1 A G 1: 6,310,547 (GRCm39) D315G probably damaging Het
Rilpl1 A G 5: 124,668,976 (GRCm39) V24A possibly damaging Het
Rtel1 A T 2: 180,964,187 (GRCm39) H62L probably damaging Het
Ruvbl1 G A 6: 88,444,635 (GRCm39) probably null Het
Scn5a A G 9: 119,359,043 (GRCm39) V668A probably benign Het
Slc22a6 G A 19: 8,603,493 (GRCm39) G519E probably benign Het
Slc43a2 T A 11: 75,454,499 (GRCm39) I348N probably benign Het
Slc6a16 T A 7: 44,910,338 (GRCm39) L347Q probably damaging Het
Smg6 T A 11: 74,822,531 (GRCm39) L658H probably damaging Het
Spata31e4 C T 13: 50,856,290 (GRCm39) P643S possibly damaging Het
Spidr C A 16: 15,713,488 (GRCm39) G832W probably damaging Het
Ssrp1 G A 2: 84,876,092 (GRCm39) G616E probably benign Het
Sult1b1 G A 5: 87,678,495 (GRCm39) L110F probably damaging Het
Tfec T A 6: 16,834,235 (GRCm39) H224L probably benign Het
Ttn C T 2: 76,539,295 (GRCm39) E34564K probably benign Het
Washc2 A G 6: 116,237,618 (GRCm39) D1285G probably damaging Het
Zfp870 T C 17: 33,101,664 (GRCm39) E555G probably benign 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
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'- TGGTTACATGCACAGAGGC -3'
(R):5'- ACTAGTCTTAGTGGGAGAATGAAC -3'

Sequencing Primer
(F):5'- CTACCCATGCAAGCGACTTGTG -3'
(R):5'- CACACTGTTGTCAGACTTATGAAATC -3'
Posted On 2019-11-12