Incidental Mutation 'R2024:Grin2a'
ID 220347
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 040033-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.389) question?
Stock # R2024 (G1)
Quality Score 225
Status Not validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 9462107 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 675 (D675G)
Ref Sequence ENSEMBL: ENSMUSP00000142900 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032331] [ENSMUST00000115835] [ENSMUST00000199708]
AlphaFold P35436
Predicted Effect possibly damaging
Transcript: ENSMUST00000032331
AA Change: D675G

PolyPhen 2 Score 0.759 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: D675G

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 possibly damaging
Transcript: ENSMUST00000115835
AA Change: D675G

PolyPhen 2 Score 0.759 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: D675G

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 possibly damaging
Transcript: ENSMUST00000199708
AA Change: D675G

PolyPhen 2 Score 0.759 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: D675G

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: 99.1%
  • 3x: 98.3%
  • 10x: 96.1%
  • 20x: 90.8%
Validation Efficiency
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arid2 A G 15: 96,259,680 (GRCm39) D280G probably damaging Het
Atosa A G 9: 74,917,672 (GRCm39) D757G probably damaging Het
Azi2 C T 9: 117,878,390 (GRCm39) R77* probably null Het
Chd8 T C 14: 52,468,950 (GRCm39) D556G probably benign Het
Cit T C 5: 116,085,983 (GRCm39) M849T probably damaging Het
Cit T C 5: 116,143,899 (GRCm39) S1923P probably damaging Het
Col17a1 T A 19: 47,639,185 (GRCm39) H1120L probably benign Het
Col6a5 G T 9: 105,814,193 (GRCm39) H606Q unknown Het
Dnajc2 A C 5: 21,981,788 (GRCm39) H45Q probably damaging Het
Dpp6 A G 5: 27,914,457 (GRCm39) D514G possibly damaging Het
Dync2h1 A G 9: 7,129,062 (GRCm39) S1818P probably damaging Het
Efemp1 A T 11: 28,864,696 (GRCm39) Y250F possibly damaging Het
Emc1 G A 4: 139,088,257 (GRCm39) E342K possibly damaging Het
Fam3c T C 6: 22,329,592 (GRCm39) D45G probably benign Het
Fchsd2 A C 7: 100,847,740 (GRCm39) D210A possibly damaging Het
Flg T A 3: 93,186,722 (GRCm39) M58K probably damaging Het
Gabra5 G A 7: 57,138,698 (GRCm39) R117C probably damaging Het
Gm6741 G A 17: 91,544,309 (GRCm39) S24N probably benign Het
Hectd4 T G 5: 121,419,981 (GRCm39) V642G possibly damaging Het
Herc6 C T 6: 57,560,317 (GRCm39) T119M probably benign Het
Hjurp GT GTT 1: 88,194,246 (GRCm39) probably null Het
Hmgcs2 T C 3: 98,206,530 (GRCm39) S371P probably damaging Het
Idua C T 5: 108,828,600 (GRCm39) A271V probably damaging Het
Inpp5d T A 1: 87,623,072 (GRCm39) C125* probably null Het
Krt14 C T 11: 100,098,044 (GRCm39) G80R unknown Het
Lama5 T C 2: 179,820,923 (GRCm39) Y3176C probably benign Het
Lce1k C T 3: 92,713,809 (GRCm39) C125Y unknown Het
Lig4 A T 8: 10,022,436 (GRCm39) L448Q probably damaging Het
Macf1 C T 4: 123,265,711 (GRCm39) A4821T probably damaging Het
Meioc C T 11: 102,566,184 (GRCm39) A600V probably benign Het
Mepe T C 5: 104,474,957 (GRCm39) S13P possibly damaging Het
Mms22l A G 4: 24,588,365 (GRCm39) Y999C probably damaging Het
Ncbp3 T A 11: 72,944,346 (GRCm39) M116K possibly damaging Het
Ndufa10 A G 1: 92,367,614 (GRCm39) Y339H probably damaging Het
Nkx3-1 T C 14: 69,428,266 (GRCm39) I38T probably damaging Het
Nup155 A T 15: 8,187,244 (GRCm39) H1391L probably damaging Het
Or4k49 T A 2: 111,495,168 (GRCm39) M199K possibly damaging Het
Padi6 T G 4: 140,456,279 (GRCm39) I572L possibly damaging Het
Pdss2 A T 10: 43,269,871 (GRCm39) N238I possibly damaging Het
Pkd1l2 A G 8: 117,746,272 (GRCm39) V1906A probably benign Het
Pom121 T C 5: 135,410,404 (GRCm39) probably benign Het
Psmd9 T C 5: 123,379,925 (GRCm39) F115L probably damaging Het
Ptch1 T G 13: 63,672,773 (GRCm39) E944A probably benign Het
Rai1 T C 11: 60,076,415 (GRCm39) F160L probably damaging Het
Rhbdl2 A T 4: 123,720,665 (GRCm39) R234S probably damaging Het
Rnase2a T A 14: 51,493,245 (GRCm39) Y40F probably damaging Het
Setd2 T C 9: 110,378,201 (GRCm39) V672A possibly damaging Het
Sgpp2 A G 1: 78,393,857 (GRCm39) I287V probably benign Het
Sh3pxd2a T C 19: 47,255,703 (GRCm39) E1033G probably benign Het
Slc5a9 G A 4: 111,747,728 (GRCm39) T284I probably damaging Het
Slfn9 A G 11: 82,872,507 (GRCm39) L743P probably damaging Het
Smchd1 T A 17: 71,677,923 (GRCm39) N1473I probably benign Het
Stx1b A T 7: 127,414,575 (GRCm39) D16E probably benign Het
Tectb T C 19: 55,170,361 (GRCm39) F71L probably damaging Het
Tmem220 T C 11: 66,924,979 (GRCm39) I138T possibly damaging Het
Tmtc4 T C 14: 123,158,677 (GRCm39) N682S probably benign Het
Tnc A G 4: 63,882,858 (GRCm39) V1921A probably damaging Het
Ubn1 T G 16: 4,882,487 (GRCm39) L316W probably damaging Het
Vwa5a T C 9: 38,647,357 (GRCm39) S579P probably damaging Het
Xdh A G 17: 74,228,300 (GRCm39) L367P possibly damaging Het
Zfp280b T C 10: 75,874,328 (GRCm39) L69S probably damaging Het
Zfp990 A C 4: 145,263,974 (GRCm39) Y324S possibly 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
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
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'- ACCAAGCCATGCAGAGTCTG -3'
(R):5'- TCTTAGAGATCGCAGACCCATG -3'

Sequencing Primer
(F):5'- CAAGCCATGCAGAGTCTGTTTCTG -3'
(R):5'- TCGCAGACCCATGGAAGATGTG -3'
Posted On 2014-08-25