Incidental Mutation 'R5769:Grin2a'
ID 446460
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 043369-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # R5769 (G1)
Quality Score 225
Status Validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 9579390 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Lysine at position 291 (R291K)
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: R291K

PolyPhen 2 Score 0.890 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: R291K

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: R291K

PolyPhen 2 Score 0.890 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: R291K

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 noncoding transcript
Transcript: ENSMUST00000199267
Predicted Effect possibly damaging
Transcript: ENSMUST00000199708
AA Change: R291K

PolyPhen 2 Score 0.890 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: R291K

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 0.5744 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
Validation Efficiency 98% (65/66)
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: 58 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A430033K04Rik T A 5: 138,644,595 (GRCm39) V160E possibly damaging Het
Abcb1a A C 5: 8,733,426 (GRCm39) E106A probably benign Het
Acap3 A T 4: 155,986,857 (GRCm39) D371V probably damaging Het
Ahi1 T C 10: 20,835,981 (GRCm39) probably null Het
Coq8a A G 1: 180,006,681 (GRCm39) Y69H probably damaging Het
Defb33 T A 8: 21,387,543 (GRCm39) F27I possibly damaging Het
Dhx29 T A 13: 113,090,251 (GRCm39) L776Q probably damaging Het
Dnah3 G A 7: 119,689,175 (GRCm39) R80* probably null Het
Dtna A T 18: 23,784,611 (GRCm39) D646V probably benign Het
Eml5 T A 12: 98,756,878 (GRCm39) D1964V probably damaging Het
Fbn2 A T 18: 58,238,271 (GRCm39) N575K probably damaging Het
Fbxo38 G A 18: 62,648,036 (GRCm39) P834L probably benign Het
Fyb2 G T 4: 104,870,518 (GRCm39) K706N probably damaging Het
Fyb2 T A 4: 104,872,841 (GRCm39) V738E probably damaging Het
Gcm1 A G 9: 77,972,249 (GRCm39) T397A probably benign Het
Gins1 A T 2: 150,767,918 (GRCm39) E149D probably damaging Het
Gm11595 G A 11: 99,663,381 (GRCm39) R100C unknown Het
Hdac10 T C 15: 89,007,819 (GRCm39) M646V probably benign Het
Hes6 G T 1: 91,340,671 (GRCm39) R38S probably damaging Het
Hipk3 G A 2: 104,265,298 (GRCm39) P667S possibly damaging Het
Jrk T C 15: 74,577,917 (GRCm39) Q456R probably benign Het
Klf18 A C 4: 117,586,162 (GRCm39) probably benign Het
Loxl3 A G 6: 83,027,581 (GRCm39) T708A probably damaging Het
Lyg1 T C 1: 37,989,831 (GRCm39) S19G unknown Het
Magel2 T A 7: 62,027,861 (GRCm39) M255K probably benign Het
Mctp1 A G 13: 76,907,927 (GRCm39) D242G probably damaging Het
Med13 A T 11: 86,236,829 (GRCm39) N109K probably benign Het
Mms19 A G 19: 41,952,825 (GRCm39) F95L probably damaging Het
Nav1 A G 1: 135,379,995 (GRCm39) L1569P probably damaging Het
Nup188 A G 2: 30,220,747 (GRCm39) E940G probably benign Het
Oas1d T C 5: 121,054,917 (GRCm39) F163S probably benign Het
Odf2l A G 3: 144,841,492 (GRCm39) K304R possibly damaging Het
Otud3 T A 4: 138,625,421 (GRCm39) N211I possibly damaging Het
Pabpc6 A T 17: 9,886,772 (GRCm39) L593* probably null Het
Pdcd11 T A 19: 47,091,076 (GRCm39) L350Q possibly damaging Het
Pdia4 A G 6: 47,792,446 (GRCm39) probably benign Het
Pik3cb G A 9: 98,975,212 (GRCm39) Q223* probably null Het
Plb1 G A 5: 32,474,866 (GRCm39) V696M probably benign Het
Ppp2r5a T C 1: 191,104,863 (GRCm39) D61G probably benign Het
Preb G T 5: 31,115,635 (GRCm39) Y87* probably null Het
Rdh16f2 A T 10: 127,712,758 (GRCm39) N252I probably benign Het
Rida T C 15: 34,484,704 (GRCm39) probably benign Het
Rxrb T C 17: 34,251,821 (GRCm39) probably benign Het
Sis T A 3: 72,835,568 (GRCm39) K931N probably damaging Het
Srcap T A 7: 127,158,994 (GRCm39) probably benign Het
Srp68 A G 11: 116,137,495 (GRCm39) S525P probably damaging Het
Susd2 C T 10: 75,473,853 (GRCm39) A581T probably damaging Het
Synj1 A G 16: 90,735,141 (GRCm39) probably benign Het
Syt12 T C 19: 4,501,072 (GRCm39) Y326C probably damaging Het
Tesk2 A G 4: 116,659,512 (GRCm39) probably null Het
Tmem41b G A 7: 109,577,945 (GRCm39) T113I possibly damaging Het
Tmtc2 T C 10: 105,205,907 (GRCm39) I463V probably benign Het
Trak1 A T 9: 121,277,904 (GRCm39) D320V probably damaging Het
Ushbp1 A T 8: 71,838,863 (GRCm39) N570K probably benign Het
Vmn1r33 T A 6: 66,588,817 (GRCm39) I246F possibly damaging Het
Vmn2r54 A C 7: 12,349,209 (GRCm39) L791R possibly damaging Het
Washc1 A T 17: 66,425,111 (GRCm39) T372S probably benign Het
Zfp1005 A G 2: 150,110,198 (GRCm39) E296G 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
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
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'- ACAAAACTCTGACCCATCTTTGG -3'
(R):5'- TCCAGCTGAAGAAGATCCACTC -3'

Sequencing Primer
(F):5'- TTGGGAAACAATCAAAGAACTCTCTC -3'
(R):5'- TGCTCTACTGCTCCAAGGATGAG -3'
Posted On 2016-11-21