Incidental Mutation 'R8700:Grin2a'
ID 669023
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 068554-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # R8700 (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 C at 9397412 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Glycine at position 892 (S892G)
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: S892G

PolyPhen 2 Score 0.317 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: S892G

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: S892G

PolyPhen 2 Score 0.317 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: S892G

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: S892G

PolyPhen 2 Score 0.317 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: S892G

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
Meta Mutation Damage Score 0.1048 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 98.8%
Validation Efficiency 98% (59/60)
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933414I15Rik T A 11: 50,833,344 (GRCm39) D86V unknown Het
Abtb2 C A 2: 103,397,289 (GRCm39) T73K probably damaging Het
Akr1c14 T C 13: 4,131,157 (GRCm39) probably benign Het
Anapc7 T A 5: 122,560,669 (GRCm39) M10K probably damaging Het
Ano7 T G 1: 93,316,329 (GRCm39) I204S probably damaging Het
Arhgef39 T A 4: 43,496,715 (GRCm39) Q333L probably benign Het
Art5 T C 7: 101,748,862 (GRCm39) probably benign Het
Asah1 T C 8: 41,813,312 (GRCm39) T34A probably benign Het
Atp9b T C 18: 80,796,361 (GRCm39) E894G Het
Atxn7l3 A T 11: 102,184,747 (GRCm39) M126K possibly damaging Het
Cacna2d4 A G 6: 119,258,654 (GRCm39) D580G probably damaging Het
Calcoco2 T A 11: 95,994,330 (GRCm39) K74N probably benign Het
Ccdc163 T C 4: 116,571,348 (GRCm39) probably null Het
Cep164 T C 9: 45,686,667 (GRCm39) probably null Het
Chd7 T A 4: 8,833,892 (GRCm39) N1215K probably damaging Het
Chsy3 T C 18: 59,309,487 (GRCm39) Y247H probably damaging Het
Clec16a A G 16: 10,506,422 (GRCm39) Y714C probably damaging Het
Col12a1 A G 9: 79,527,371 (GRCm39) V2653A probably benign Het
Daam2 T A 17: 49,803,180 (GRCm39) K77N probably damaging Het
Dhx35 T A 2: 158,682,552 (GRCm39) M495K possibly damaging Het
Disp2 T A 2: 118,620,340 (GRCm39) C357* probably null Het
Dnah6 T A 6: 73,052,873 (GRCm39) probably benign Het
Dnah7a T G 1: 53,535,088 (GRCm39) D2724A possibly damaging Het
Entpd5 A T 12: 84,443,508 (GRCm39) D53E probably damaging Het
Fto T A 8: 92,249,461 (GRCm39) I431N probably damaging Het
Gabrr2 T C 4: 33,095,488 (GRCm39) I459T probably damaging Het
Gm5565 T A 5: 146,097,236 (GRCm39) I29F probably damaging Het
Gm9195 C T 14: 72,720,171 (GRCm39) G87R probably damaging Het
Katnip A G 7: 125,429,042 (GRCm39) probably benign Het
Mki67 T C 7: 135,307,436 (GRCm39) N106S Het
Myo16 T C 8: 10,463,172 (GRCm39) S580P unknown Het
Neo1 A G 9: 58,825,913 (GRCm39) S672P probably benign Het
Nxph3 A T 11: 95,401,706 (GRCm39) V236E probably damaging Het
Or10j7 G T 1: 173,011,429 (GRCm39) P191T probably benign Het
Or7e171-ps1 A C 9: 19,852,996 (GRCm39) L247V unknown Het
Pcdhb14 T C 18: 37,582,652 (GRCm39) V586A probably damaging Het
Peg10 T TCCA 6: 4,756,451 (GRCm39) probably benign Het
Pja2 C T 17: 64,599,949 (GRCm39) D512N probably damaging Het
Ppfibp2 A G 7: 107,345,602 (GRCm39) T875A possibly damaging Het
Ppp3cc C A 14: 70,474,001 (GRCm39) C332F probably damaging Het
Pramel16 T A 4: 143,675,701 (GRCm39) H375L possibly damaging Het
Psg18 A T 7: 18,087,550 (GRCm39) V36D probably damaging Het
Ptprh A G 7: 4,567,190 (GRCm39) S561P probably damaging Het
Rhbdf2 G A 11: 116,498,230 (GRCm39) probably benign Het
Ripk2 T A 4: 16,158,422 (GRCm39) N61I possibly damaging Het
Setdb2 T C 14: 59,654,888 (GRCm39) Y318C probably damaging Het
Shc1 A G 3: 89,334,740 (GRCm39) D533G possibly damaging Het
Sirpb1a T C 3: 15,476,419 (GRCm39) E193G probably damaging Het
Slc41a2 T C 10: 83,152,097 (GRCm39) E126G probably damaging Het
Spata31h1 A T 10: 82,127,859 (GRCm39) I1717N possibly damaging Het
Srms C A 2: 180,848,521 (GRCm39) A413S probably damaging Het
Tob2 G T 15: 81,735,802 (GRCm39) R56S probably damaging Het
Unc119 T C 11: 78,238,137 (GRCm39) I105T probably benign Het
Unc13c T C 9: 73,479,679 (GRCm39) I1742V probably benign Het
Vmn1r46 C T 6: 89,953,325 (GRCm39) T58I probably benign Het
Vmn2r81 G T 10: 79,129,517 (GRCm39) V803F probably damaging Het
Zfp365 T C 10: 67,745,535 (GRCm39) K81R possibly damaging Het
Zfp974 G T 7: 27,609,472 (GRCm39) T751K possibly damaging Het
Zfpl1 T C 19: 6,132,464 (GRCm39) N149S probably benign 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
R7669:Grin2a UTSW 16 9,810,327 (GRCm39) missense probably benign
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
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'- ATACTGTCCTTCCCTTGAAAGG -3'
(R):5'- AGTATGATAATCAGGATTCGGACTG -3'

Sequencing Primer
(F):5'- CTCTTTTGGGTGAGTCCA -3'
(R):5'- ATTCGGACTGAATTCCACTCTTTC -3'
Posted On 2021-04-30