Incidental Mutation 'R7669:Grin2a'
ID 592067
Institutional Source Beutler Lab
Gene Symbol Grin2a
Ensembl Gene ENSMUSG00000059003
Gene Name glutamate receptor, ionotropic, NMDA2A (epsilon 1)
Synonyms GluN2A, GluRepsilon1, NR2A, NMDAR2A
MMRRC Submission 045741-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.389) question?
Stock # R7669 (G1)
Quality Score 225.009
Status Validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 9810327 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Threonine at position 24 (N24T)
Ref Sequence ENSEMBL: ENSMUSP00000032331 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032331] [ENSMUST00000115835] [ENSMUST00000199708]
AlphaFold P35436
Predicted Effect probably benign
Transcript: ENSMUST00000032331
AA Change: N24T

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: N24T

DomainStartEndE-ValueType
signal peptide 1 27 N/A INTRINSIC
Pfam:ANF_receptor 106 301 1.6e-10 PFAM
PBPe 431 798 1.68e-70 SMART
Lig_chan-Glu_bd 439 502 2.24e-22 SMART
transmembrane domain 818 837 N/A INTRINSIC
Pfam:NMDAR2_C 839 1464 2.1e-230 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000115835
AA Change: N24T

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: N24T

DomainStartEndE-ValueType
signal peptide 1 27 N/A INTRINSIC
Pfam:ANF_receptor 99 300 9.2e-11 PFAM
PBPe 431 798 1.68e-70 SMART
Lig_chan-Glu_bd 439 502 2.24e-22 SMART
transmembrane domain 818 837 N/A INTRINSIC
Pfam:NMDAR2_C 839 1464 1.2e-266 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000199708
AA Change: N24T

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: N24T

DomainStartEndE-ValueType
signal peptide 1 27 N/A INTRINSIC
Pfam:ANF_receptor 106 301 1.6e-10 PFAM
PBPe 431 798 1.68e-70 SMART
Lig_chan-Glu_bd 439 502 2.24e-22 SMART
transmembrane domain 818 837 N/A INTRINSIC
Pfam:NMDAR2_C 839 1464 2.1e-230 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 100% (52/52)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the glutamate-gated ion channel protein family. The encoded protein is an N-methyl-D-aspartate (NMDA) receptor subunit. NMDA receptors are both ligand-gated and voltage-dependent, and are involved in long-term potentiation, an activity-dependent increase in the efficiency of synaptic transmission thought to underlie certain kinds of memory and learning. These receptors are permeable to calcium ions, and activation results in a calcium influx into post-synaptic cells, which results in the activation of several signaling cascades. Disruption of this gene is associated with focal epilepsy and speech disorder with or without mental retardation. Alternative splicing results in multiple transcript variants. [provided by RefSeq, May 2014]
PHENOTYPE: Homozygotes for targeted null mutations exhibit jumpiness, mildly impaired long-term potentiation and spatial learning, increased locomotor activity and metabolism of dopamine and serotonin, and loss of analgesic tolerance after repeated morphine doses. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aars2 C T 17: 45,831,221 (GRCm39) P930S probably benign Het
Ada T A 2: 163,570,111 (GRCm39) K301* probably null Het
Alb T C 5: 90,611,850 (GRCm39) L93P possibly damaging Het
Aldh1l1 G A 6: 90,547,844 (GRCm39) G435S probably benign Het
Alox12b A T 11: 69,060,167 (GRCm39) I627F probably benign Het
Aloxe3 A G 11: 69,025,946 (GRCm39) I503V probably benign Het
Arhgap29 C T 3: 121,786,461 (GRCm39) A342V probably damaging Het
BC024139 G A 15: 76,004,768 (GRCm39) P636L possibly damaging Het
Bmp6 G T 13: 38,668,896 (GRCm39) R293L probably damaging Het
Cfd G A 10: 79,727,447 (GRCm39) probably null Het
Csmd1 C T 8: 15,967,273 (GRCm39) A3197T probably damaging Het
Flii G A 11: 60,613,490 (GRCm39) L166F probably damaging Het
Fmn1 T A 2: 113,195,822 (GRCm39) N507K unknown Het
Foxe1 C A 4: 46,344,545 (GRCm39) R118S possibly damaging Het
Fras1 T C 5: 96,840,483 (GRCm39) V1646A probably benign Het
Gm14496 A G 2: 181,637,711 (GRCm39) T262A possibly damaging Het
Gpbp1 A T 13: 111,575,658 (GRCm39) S282T probably benign Het
Gria4 A T 9: 4,462,029 (GRCm39) N641K probably damaging Het
Gstm2 T G 3: 107,892,992 (GRCm39) D40A probably benign Het
Heatr1 T A 13: 12,426,143 (GRCm39) I657N probably benign Het
Kmt2b T C 7: 30,282,656 (GRCm39) E1102G possibly damaging Het
Macroh2a1 T C 13: 56,276,146 (GRCm39) Y39C probably damaging Het
Mgam T A 6: 40,635,944 (GRCm39) N366K probably benign Het
Mier2 A T 10: 79,385,510 (GRCm39) V35E probably damaging Het
Mlxipl T C 5: 135,161,224 (GRCm39) F381S possibly damaging Het
Mroh1 A G 15: 76,336,048 (GRCm39) H1474R possibly damaging Het
Mtrf1l G T 10: 5,765,620 (GRCm39) A239E probably damaging Het
Nbea G T 3: 55,625,200 (GRCm39) A2297E probably damaging Het
Nectin4 A G 1: 171,207,827 (GRCm39) E73G probably benign Het
Neurl1b C G 17: 26,657,720 (GRCm39) H219Q probably benign Het
Nfia G A 4: 97,671,742 (GRCm39) V151I probably damaging Het
Nol6 A G 4: 41,118,717 (GRCm39) L720P probably damaging Het
Or6c203 A G 10: 129,010,128 (GRCm39) F254S probably damaging Het
Or7e165 A G 9: 19,694,839 (GRCm39) N137D possibly damaging Het
Patj A G 4: 98,407,179 (GRCm39) E1054G probably damaging Het
Pcnx1 A G 12: 82,037,325 (GRCm39) D1861G probably damaging Het
Prss12 A G 3: 123,241,045 (GRCm39) T80A probably benign Het
Scart2 A G 7: 139,876,234 (GRCm39) S569G possibly damaging Het
Sgsm1 C A 5: 113,400,890 (GRCm39) R1000L probably damaging Het
Sulf2 T C 2: 165,935,516 (GRCm39) D199G possibly damaging Het
Suox T C 10: 128,506,780 (GRCm39) D416G probably benign Het
Syne1 G A 10: 5,011,531 (GRCm39) T38M probably damaging Het
Tcf7l2 T A 19: 55,912,975 (GRCm39) C421* probably null Het
Tex55 C T 16: 38,648,453 (GRCm39) D219N possibly damaging Het
Traf7 C A 17: 24,732,282 (GRCm39) G143* probably null Het
Trappc12 T C 12: 28,761,957 (GRCm39) I544V probably benign Het
Trmt1 G A 8: 85,424,180 (GRCm39) V434I probably benign Het
Ttc5 T C 14: 51,014,787 (GRCm39) H160R probably benign Het
Xirp2 T A 2: 67,342,521 (GRCm39) H1587Q probably benign Het
Zfp523 C T 17: 28,420,015 (GRCm39) T220M probably damaging Het
Zfp804b A T 5: 6,819,362 (GRCm39) S1234T probably damaging Het
Other mutations in Grin2a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01777:Grin2a APN 16 9,461,994 (GRCm39) missense probably benign 0.29
IGL03288:Grin2a APN 16 9,487,704 (GRCm39) missense possibly damaging 0.85
IGL02796:Grin2a UTSW 16 9,402,972 (GRCm39) missense possibly damaging 0.72
PIT4402001:Grin2a UTSW 16 9,462,063 (GRCm39) missense possibly damaging 0.77
PIT4494001:Grin2a UTSW 16 9,402,960 (GRCm39) missense probably damaging 0.98
R0055:Grin2a UTSW 16 9,487,671 (GRCm39) missense probably damaging 0.99
R0055:Grin2a UTSW 16 9,487,671 (GRCm39) missense probably damaging 0.99
R0164:Grin2a UTSW 16 9,812,685 (GRCm39) critical splice donor site probably null
R0164:Grin2a UTSW 16 9,812,685 (GRCm39) critical splice donor site probably null
R0211:Grin2a UTSW 16 9,397,037 (GRCm39) missense possibly damaging 0.86
R0390:Grin2a UTSW 16 9,397,449 (GRCm39) missense possibly damaging 0.85
R0659:Grin2a UTSW 16 9,810,336 (GRCm39) missense probably damaging 0.98
R0661:Grin2a UTSW 16 9,810,336 (GRCm39) missense probably damaging 0.98
R0734:Grin2a UTSW 16 9,397,475 (GRCm39) missense possibly damaging 0.71
R1524:Grin2a UTSW 16 9,481,467 (GRCm39) missense possibly damaging 0.55
R1542:Grin2a UTSW 16 9,397,067 (GRCm39) missense probably damaging 0.98
R1556:Grin2a UTSW 16 9,525,579 (GRCm39) missense probably benign 0.18
R1605:Grin2a UTSW 16 9,481,194 (GRCm39) missense possibly damaging 0.46
R1792:Grin2a UTSW 16 9,810,259 (GRCm39) missense possibly damaging 0.53
R2024:Grin2a UTSW 16 9,462,107 (GRCm39) missense possibly damaging 0.76
R2057:Grin2a UTSW 16 9,487,608 (GRCm39) missense probably benign 0.14
R2344:Grin2a UTSW 16 9,481,099 (GRCm39) missense probably benign 0.03
R2847:Grin2a UTSW 16 9,579,829 (GRCm39) missense possibly damaging 0.73
R2848:Grin2a UTSW 16 9,579,829 (GRCm39) missense possibly damaging 0.73
R2981:Grin2a UTSW 16 9,462,087 (GRCm39) missense possibly damaging 0.89
R4197:Grin2a UTSW 16 9,579,831 (GRCm39) missense probably damaging 1.00
R4342:Grin2a UTSW 16 9,471,453 (GRCm39) missense possibly damaging 0.52
R4741:Grin2a UTSW 16 9,481,376 (GRCm39) missense probably damaging 1.00
R4891:Grin2a UTSW 16 9,475,570 (GRCm39) missense possibly damaging 0.51
R4925:Grin2a UTSW 16 9,487,687 (GRCm39) missense probably damaging 0.98
R5563:Grin2a UTSW 16 9,525,581 (GRCm39) missense probably benign 0.18
R5645:Grin2a UTSW 16 9,810,090 (GRCm39) missense probably damaging 0.98
R5769:Grin2a UTSW 16 9,579,390 (GRCm39) missense possibly damaging 0.89
R5885:Grin2a UTSW 16 9,579,769 (GRCm39) missense possibly damaging 0.95
R6065:Grin2a UTSW 16 9,579,771 (GRCm39) missense possibly damaging 0.92
R6083:Grin2a UTSW 16 9,397,404 (GRCm39) missense probably benign 0.02
R6137:Grin2a UTSW 16 9,471,313 (GRCm39) missense probably benign 0.32
R6286:Grin2a UTSW 16 9,579,639 (GRCm39) missense possibly damaging 0.93
R6342:Grin2a UTSW 16 9,397,198 (GRCm39) missense probably damaging 0.98
R6697:Grin2a UTSW 16 9,487,704 (GRCm39) missense possibly damaging 0.85
R6924:Grin2a UTSW 16 9,481,092 (GRCm39) missense possibly damaging 0.71
R7070:Grin2a UTSW 16 9,397,288 (GRCm39) missense possibly damaging 0.92
R7235:Grin2a UTSW 16 9,397,129 (GRCm39) missense probably damaging 0.98
R7274:Grin2a UTSW 16 9,396,986 (GRCm39) missense possibly damaging 0.71
R7990:Grin2a UTSW 16 9,397,040 (GRCm39) missense possibly damaging 0.71
R8261:Grin2a UTSW 16 9,481,382 (GRCm39) missense probably damaging 0.97
R8503:Grin2a UTSW 16 9,481,413 (GRCm39) missense probably damaging 0.97
R8679:Grin2a UTSW 16 9,403,089 (GRCm39) missense possibly damaging 0.90
R8700:Grin2a UTSW 16 9,397,412 (GRCm39) missense probably benign 0.32
R8823:Grin2a UTSW 16 9,487,758 (GRCm39) missense possibly damaging 0.96
R9122:Grin2a UTSW 16 9,397,186 (GRCm39) missense possibly damaging 0.93
R9656:Grin2a UTSW 16 9,397,471 (GRCm39) missense possibly damaging 0.71
R9674:Grin2a UTSW 16 9,471,265 (GRCm39) nonsense probably null
R9786:Grin2a UTSW 16 9,471,466 (GRCm39) missense possibly damaging 0.71
X0024:Grin2a UTSW 16 9,481,063 (GRCm39) missense probably benign 0.36
Z1177:Grin2a UTSW 16 9,481,441 (GRCm39) missense possibly damaging 0.74
Predicted Primers PCR Primer
(F):5'- ACACATGCGTGATGAGGCTC -3'
(R):5'- AAACAGTCAGAGCTGGTGTCG -3'

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