Incidental Mutation 'R6545:Gria2'
ID 521079
Institutional Source Beutler Lab
Gene Symbol Gria2
Ensembl Gene ENSMUSG00000033981
Gene Name glutamate receptor, ionotropic, AMPA2 (alpha 2)
Synonyms Glur-2, GluA2, GluR2, GluR-B, Glur2
MMRRC Submission 044671-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.259) question?
Stock # R6545 (G1)
Quality Score 225.009
Status Validated
Chromosome 3
Chromosomal Location 80588757-80710142 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 80648451 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Arginine at position 95 (K95R)
Ref Sequence ENSEMBL: ENSMUSP00000141447 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000075316] [ENSMUST00000107745] [ENSMUST00000192463]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000075316
AA Change: K95R

PolyPhen 2 Score 0.988 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000074787
Gene: ENSMUSG00000033981
AA Change: K95R

DomainStartEndE-ValueType
Pfam:ANF_receptor 49 379 2.7e-58 PFAM
PBPe 415 790 3.75e-132 SMART
Lig_chan-Glu_bd 425 490 2.96e-31 SMART
low complexity region 820 832 N/A INTRINSIC
low complexity region 853 865 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000107745
AA Change: K95R

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000103374
Gene: ENSMUSG00000033981
AA Change: K95R

DomainStartEndE-ValueType
Pfam:ANF_receptor 47 379 4.8e-53 PFAM
PBPe 415 790 8.16e-133 SMART
Lig_chan-Glu_bd 425 490 2.96e-31 SMART
low complexity region 820 832 N/A INTRINSIC
low complexity region 853 865 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000192463
AA Change: K95R

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000141447
Gene: ENSMUSG00000033981
AA Change: K95R

DomainStartEndE-ValueType
signal peptide 1 24 N/A INTRINSIC
Pfam:ANF_receptor 47 379 1.7e-51 PFAM
PBPe 415 770 1.2e-105 SMART
Lig_chan-Glu_bd 425 490 2.2e-35 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000193645
Predicted Effect noncoding transcript
Transcript: ENSMUST00000194383
Predicted Effect noncoding transcript
Transcript: ENSMUST00000194523
Predicted Effect noncoding transcript
Transcript: ENSMUST00000195062
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.3%
  • 20x: 97.6%
Validation Efficiency 95% (42/44)
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 a family of glutamate receptors that are sensitive to alpha-amino-3-hydroxy-5-methyl-4-isoxazole propionate (AMPA), and function as ligand-activated cation channels. These channels are assembled from 4 related subunits, Gria1-4. The subunit encoded by this gene (Gria2) is subject to RNA editing (CAG->CGG; Q->R) within the second transmembrane domain, which is thought to render the channel impermeable to Ca(2+). Alternative splicing, resulting in transcript variants encoding different isoforms, (including the flip and flop isoforms that vary in their signal transduction properties), has been noted for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for targeted null mutations exhibit epilepsy, deficient dendritic architecture, altered exploratory behavior, impaired motor and learning performance, and increased mortality. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ago1 C T 4: 126,348,145 (GRCm39) A58T possibly damaging Het
Ago4 T A 4: 126,405,811 (GRCm39) Q366L probably benign Het
Card10 C A 15: 78,661,010 (GRCm39) G950V probably damaging Het
Ceacam1 A T 7: 25,173,279 (GRCm39) V303D probably damaging Het
Cfap54 C T 10: 92,672,319 (GRCm39) R2917H probably benign Het
Cit A G 5: 115,984,493 (GRCm39) S22G probably null Het
Cog4 A G 8: 111,607,577 (GRCm39) E666G probably damaging Het
Crocc2 A G 1: 93,140,659 (GRCm39) D1103G probably benign Het
Cttnbp2 A T 6: 18,405,278 (GRCm39) probably null Het
Dctn3 T C 4: 41,723,084 (GRCm39) E16G probably damaging Het
Dnah6 A G 6: 73,021,715 (GRCm39) S3536P probably damaging Het
Eef2 T A 10: 81,016,948 (GRCm39) I675N probably damaging Het
Gga3 A G 11: 115,477,995 (GRCm39) F531S possibly damaging Het
Gm19410 A G 8: 36,257,652 (GRCm39) R697G possibly damaging Het
Gm3173 T A 14: 15,728,395 (GRCm39) M18K possibly damaging Het
Gm5800 A T 14: 51,949,419 (GRCm39) S175R possibly damaging Het
Gstm6 A G 3: 107,849,681 (GRCm39) I76T probably damaging Het
Harbi1 T G 2: 91,542,640 (GRCm39) Y34D probably damaging Het
Hectd2 C A 19: 36,564,778 (GRCm39) Q20K probably benign Het
Inpp5f C A 7: 128,296,280 (GRCm39) A250D possibly damaging Het
Irf9 T C 14: 55,842,684 (GRCm39) F59L probably damaging Het
Itgam T A 7: 127,707,044 (GRCm39) M625K probably damaging Het
Kcnh5 C T 12: 75,054,432 (GRCm39) R504Q probably damaging Het
Lama2 T C 10: 27,052,793 (GRCm39) T1389A probably benign Het
Lin54 T A 5: 100,632,996 (GRCm39) probably null Het
Mettl23 A G 11: 116,740,042 (GRCm39) D171G possibly damaging Het
Mgll A G 6: 88,802,685 (GRCm39) N296S probably benign Het
Mpv17 T A 5: 31,302,041 (GRCm39) probably benign Het
Myof A T 19: 37,930,745 (GRCm39) M1001K possibly damaging Het
Myom1 A T 17: 71,389,300 (GRCm39) Q850L probably benign Het
Or10ab5 A T 7: 108,245,662 (GRCm39) N40K probably damaging Het
Pias2 A G 18: 77,217,781 (GRCm39) I328V possibly damaging Het
Polh G A 17: 46,493,685 (GRCm39) P311S possibly damaging Het
Prss34 A T 17: 25,517,809 (GRCm39) R61S probably benign Het
Rassf2 A T 2: 131,840,237 (GRCm39) M280K probably damaging Het
Rpsa A G 9: 119,959,323 (GRCm39) H47R probably benign Het
Rtp3 A G 9: 110,815,894 (GRCm39) V219A possibly damaging Het
Smarcc2 T C 10: 128,319,997 (GRCm39) I790T probably benign Het
Stag3 A G 5: 138,296,614 (GRCm39) T491A possibly damaging Het
Svil C T 18: 5,108,621 (GRCm39) H2007Y probably benign Het
Togaram1 T G 12: 65,024,981 (GRCm39) C750G possibly damaging Het
Vmn2r13 A T 5: 109,304,806 (GRCm39) probably null Het
Vmn2r4 A T 3: 64,313,777 (GRCm39) D401E possibly damaging Het
Wdr97 C T 15: 76,247,578 (GRCm39) R1585C probably damaging Het
Wsb1 A T 11: 79,141,881 (GRCm39) D45E probably damaging Het
Zfp808 T A 13: 62,319,709 (GRCm39) Y313N probably benign Het
Other mutations in Gria2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00796:Gria2 APN 3 80,618,097 (GRCm39) missense probably benign 0.12
IGL00832:Gria2 APN 3 80,614,558 (GRCm39) missense probably damaging 1.00
IGL01086:Gria2 APN 3 80,599,688 (GRCm39) missense probably damaging 1.00
IGL01409:Gria2 APN 3 80,615,004 (GRCm39) critical splice donor site probably null
IGL01924:Gria2 APN 3 80,617,638 (GRCm39) missense probably benign 0.13
IGL01999:Gria2 APN 3 80,639,398 (GRCm39) missense probably damaging 1.00
IGL02355:Gria2 APN 3 80,614,244 (GRCm39) missense probably damaging 1.00
IGL02362:Gria2 APN 3 80,614,244 (GRCm39) missense probably damaging 1.00
IGL02389:Gria2 APN 3 80,616,729 (GRCm39) missense probably benign 0.14
IGL02444:Gria2 APN 3 80,609,860 (GRCm39) missense possibly damaging 0.65
IGL02532:Gria2 APN 3 80,614,306 (GRCm39) missense probably damaging 1.00
IGL02991:Gria2 UTSW 3 80,615,116 (GRCm39) nonsense probably null
R0015:Gria2 UTSW 3 80,615,074 (GRCm39) missense probably damaging 1.00
R0148:Gria2 UTSW 3 80,615,038 (GRCm39) missense probably damaging 1.00
R0201:Gria2 UTSW 3 80,615,145 (GRCm39) missense probably damaging 1.00
R0411:Gria2 UTSW 3 80,618,165 (GRCm39) splice site probably benign
R0551:Gria2 UTSW 3 80,639,333 (GRCm39) splice site probably benign
R0655:Gria2 UTSW 3 80,639,377 (GRCm39) nonsense probably null
R0866:Gria2 UTSW 3 80,629,331 (GRCm39) splice site probably benign
R1393:Gria2 UTSW 3 80,614,405 (GRCm39) missense probably damaging 1.00
R1458:Gria2 UTSW 3 80,639,352 (GRCm39) missense possibly damaging 0.71
R1563:Gria2 UTSW 3 80,598,704 (GRCm39) missense probably damaging 0.96
R1771:Gria2 UTSW 3 80,599,608 (GRCm39) nonsense probably null
R1775:Gria2 UTSW 3 80,598,645 (GRCm39) missense probably benign 0.09
R1902:Gria2 UTSW 3 80,629,415 (GRCm39) missense probably damaging 0.98
R1993:Gria2 UTSW 3 80,709,664 (GRCm39) missense probably benign
R1994:Gria2 UTSW 3 80,709,664 (GRCm39) missense probably benign
R1995:Gria2 UTSW 3 80,709,664 (GRCm39) missense probably benign
R2001:Gria2 UTSW 3 80,618,112 (GRCm39) missense probably benign 0.28
R2389:Gria2 UTSW 3 80,609,932 (GRCm39) missense probably damaging 1.00
R2520:Gria2 UTSW 3 80,614,269 (GRCm39) missense probably damaging 1.00
R2679:Gria2 UTSW 3 80,648,260 (GRCm39) splice site probably benign
R2865:Gria2 UTSW 3 80,639,392 (GRCm39) missense probably benign 0.00
R2869:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R2869:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R2870:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R2870:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R2871:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R2871:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R2872:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R2872:Gria2 UTSW 3 80,609,799 (GRCm39) missense probably damaging 1.00
R3716:Gria2 UTSW 3 80,648,311 (GRCm39) missense possibly damaging 0.77
R3967:Gria2 UTSW 3 80,618,084 (GRCm39) missense possibly damaging 0.95
R4285:Gria2 UTSW 3 80,614,969 (GRCm39) intron probably benign
R4611:Gria2 UTSW 3 80,599,799 (GRCm39) missense probably damaging 0.99
R4612:Gria2 UTSW 3 80,639,358 (GRCm39) missense probably damaging 1.00
R4616:Gria2 UTSW 3 80,614,204 (GRCm39) missense probably damaging 1.00
R4706:Gria2 UTSW 3 80,648,297 (GRCm39) missense probably benign
R4996:Gria2 UTSW 3 80,614,448 (GRCm39) missense probably damaging 0.99
R5502:Gria2 UTSW 3 80,614,252 (GRCm39) missense probably damaging 1.00
R5930:Gria2 UTSW 3 80,614,556 (GRCm39) missense possibly damaging 0.91
R6142:Gria2 UTSW 3 80,709,024 (GRCm39) missense probably benign 0.13
R6233:Gria2 UTSW 3 80,614,510 (GRCm39) missense probably damaging 0.99
R6317:Gria2 UTSW 3 80,648,311 (GRCm39) missense possibly damaging 0.79
R6453:Gria2 UTSW 3 80,648,281 (GRCm39) missense possibly damaging 0.93
R6526:Gria2 UTSW 3 80,599,776 (GRCm39) missense probably damaging 1.00
R6574:Gria2 UTSW 3 80,596,603 (GRCm39) missense probably damaging 0.99
R6720:Gria2 UTSW 3 80,709,611 (GRCm39) missense probably benign 0.37
R7009:Gria2 UTSW 3 80,614,279 (GRCm39) missense probably damaging 1.00
R7049:Gria2 UTSW 3 80,596,634 (GRCm39) missense probably damaging 0.99
R7191:Gria2 UTSW 3 80,639,392 (GRCm39) missense probably benign 0.24
R7225:Gria2 UTSW 3 80,709,938 (GRCm39) unclassified probably benign
R7374:Gria2 UTSW 3 80,648,383 (GRCm39) missense probably benign
R7837:Gria2 UTSW 3 80,618,095 (GRCm39) missense probably benign 0.18
R8034:Gria2 UTSW 3 80,709,006 (GRCm39) missense probably damaging 1.00
R8125:Gria2 UTSW 3 80,614,550 (GRCm39) missense possibly damaging 0.88
R8189:Gria2 UTSW 3 80,629,489 (GRCm39) missense probably damaging 1.00
R8209:Gria2 UTSW 3 80,616,764 (GRCm39) missense probably benign 0.01
R8362:Gria2 UTSW 3 80,615,197 (GRCm39) missense possibly damaging 0.82
R8481:Gria2 UTSW 3 80,708,998 (GRCm39) missense possibly damaging 0.95
R8500:Gria2 UTSW 3 80,599,774 (GRCm39) missense probably damaging 0.99
R8516:Gria2 UTSW 3 80,614,294 (GRCm39) missense probably benign 0.27
R8918:Gria2 UTSW 3 80,599,706 (GRCm39) missense probably damaging 1.00
R8939:Gria2 UTSW 3 80,618,170 (GRCm39) intron probably benign
R8971:Gria2 UTSW 3 80,615,200 (GRCm39) missense probably damaging 0.98
R9229:Gria2 UTSW 3 80,709,689 (GRCm39) start codon destroyed probably null 0.60
Predicted Primers PCR Primer
(F):5'- GTCACTGTCATAGAGGTATGCG -3'
(R):5'- AATAATCTATGCCCTTCCTTGTAGC -3'

Sequencing Primer
(F):5'- GTCATAGAGGTATGCGAACTTATCCC -3'
(R):5'- TGAATTCATCAACCTGAATGCTAAG -3'
Posted On 2018-06-06