Incidental Mutation 'R1605:Grin2a'
ID 176437
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 039642-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # R1605 (G1)
Quality Score 225
Status Validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 9481194 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 501 (V501A)
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: V501A

PolyPhen 2 Score 0.458 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: V501A

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: V501A

PolyPhen 2 Score 0.458 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: V501A

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: V501A

PolyPhen 2 Score 0.458 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: V501A

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 0.6579 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.4%
  • 10x: 96.5%
  • 20x: 93.3%
Validation Efficiency 99% (75/76)
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: 72 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
5730409E04Rik A G 4: 126,506,104 (GRCm39) K211E probably damaging Het
Acot7 A G 4: 152,291,285 (GRCm39) I84V possibly damaging Het
Ankrd44 A G 1: 54,867,781 (GRCm39) V34A probably benign Het
Atp4b A T 8: 13,443,489 (GRCm39) M63K probably damaging Het
Atr T A 9: 95,818,516 (GRCm39) I2163K probably damaging Het
Azgp1 A T 5: 137,983,426 (GRCm39) R34* probably null Het
Ccdc152 T G 15: 3,327,603 (GRCm39) K58T probably damaging Het
Ccdc88b T A 19: 6,827,837 (GRCm39) Q912L probably benign Het
Cdc42ep5 T A 7: 4,154,395 (GRCm39) H131L probably benign Het
Chd7 G A 4: 8,844,675 (GRCm39) E1595K probably damaging Het
Col11a1 G A 3: 113,925,290 (GRCm39) G41D probably damaging Het
Cyp2b23 C T 7: 26,385,843 (GRCm39) V5I probably benign Het
D430041D05Rik A G 2: 104,085,915 (GRCm39) V22A possibly damaging Het
Ddi1 T C 9: 6,266,012 (GRCm39) Y119C probably benign Het
Dysf T C 6: 84,083,923 (GRCm39) L785P probably damaging Het
Eqtn T A 4: 94,816,587 (GRCm39) T69S possibly damaging Het
F11 T A 8: 45,694,617 (GRCm39) K581N probably damaging Het
Gli2 G A 1: 118,782,290 (GRCm39) P172S probably damaging Het
Gm7579 G T 7: 141,765,603 (GRCm39) C3F unknown Het
Grk4 G A 5: 34,831,901 (GRCm39) D57N probably damaging Het
Gsdma A T 11: 98,557,319 (GRCm39) D86V probably damaging Het
Gsx1 A G 5: 147,126,738 (GRCm39) E187G probably damaging Het
Hdac1-ps A G 17: 78,799,537 (GRCm39) D176G probably damaging Het
Inpp5k T A 11: 75,524,307 (GRCm39) F75L probably benign Het
Itpr1 T C 6: 108,326,620 (GRCm39) V114A possibly damaging Het
Izumo3 A T 4: 92,032,977 (GRCm39) C130S probably damaging Het
Mei4 G A 9: 81,809,639 (GRCm39) E241K possibly damaging Het
Mocs2 T C 13: 114,961,120 (GRCm39) V39A probably benign Het
Mroh2b G A 15: 4,974,572 (GRCm39) R1184H probably benign Het
Msh3 T C 13: 92,436,783 (GRCm39) Q509R probably null Het
Myh8 T C 11: 67,192,497 (GRCm39) W1459R probably damaging Het
Mypop T A 7: 18,734,918 (GRCm39) probably benign Het
Ndc1 C A 4: 107,225,293 (GRCm39) T3K probably damaging Het
Nf1 A C 11: 79,331,749 (GRCm39) M695L probably benign Het
Nup50l A G 6: 96,141,793 (GRCm39) M417T probably benign Het
Nutm2 C A 13: 50,623,955 (GRCm39) D217E possibly damaging Het
Or52a20 T C 7: 103,365,858 (GRCm39) I19T probably damaging Het
Or5b122 A G 19: 13,562,994 (GRCm39) T109A probably benign Het
Pde6c C A 19: 38,129,940 (GRCm39) D283E probably damaging Het
Phldb2 A G 16: 45,591,142 (GRCm39) probably benign Het
Pigt G C 2: 164,349,419 (GRCm39) R574P probably damaging Het
Pkd1 T C 17: 24,796,500 (GRCm39) I2354T possibly damaging Het
Prdm15 T C 16: 97,640,506 (GRCm39) E27G probably damaging Het
Ptpn14 A G 1: 189,597,709 (GRCm39) I1140V probably benign Het
Rdx T C 9: 51,974,891 (GRCm39) V9A probably damaging Het
Rfx7 T C 9: 72,519,071 (GRCm39) S258P probably damaging Het
Rnf17 G T 14: 56,730,822 (GRCm39) G1209C probably damaging Het
S1pr4 C T 10: 81,335,225 (GRCm39) probably null Het
Scml2 G T X: 160,014,442 (GRCm39) E566D possibly damaging Het
Serpinb1b T A 13: 33,277,646 (GRCm39) V293E possibly damaging Het
Serpinb9b T C 13: 33,222,112 (GRCm39) probably null Het
Sez6l A C 5: 112,622,915 (GRCm39) I212S probably damaging Het
Son T C 16: 91,454,552 (GRCm39) S1100P probably damaging Het
Spag9 G A 11: 93,939,365 (GRCm39) R98H probably damaging Het
Spata31e2 A T 1: 26,723,511 (GRCm39) H556Q possibly damaging Het
St3gal5 T C 6: 72,119,272 (GRCm39) L128P probably benign Het
Stra6 A T 9: 58,059,166 (GRCm39) M510L probably benign Het
Stxbp5l A G 16: 37,028,473 (GRCm39) V530A probably benign Het
Tatdn1 A G 15: 58,793,039 (GRCm39) probably benign Het
Tbc1d8 A G 1: 39,430,206 (GRCm39) S466P probably benign Het
Tmem199 A T 11: 78,399,152 (GRCm39) M175K possibly damaging Het
Trmt12 A G 15: 58,744,764 (GRCm39) E54G probably benign Het
Usp37 G T 1: 74,532,163 (GRCm39) Q77K possibly damaging Het
Vezf1 A G 11: 87,967,125 (GRCm39) I301V possibly damaging Het
Vmn1r34 T G 6: 66,613,932 (GRCm39) M269L probably benign Het
Wdr93 C A 7: 79,421,257 (GRCm39) probably null Het
Wnk2 T C 13: 49,214,370 (GRCm39) D644G probably damaging Het
Zc3h13 C T 14: 75,574,923 (GRCm39) R1591* probably null Het
Zfp131 G A 13: 120,230,316 (GRCm39) L371F probably damaging Het
Zfp180 T A 7: 23,804,049 (GRCm39) V156D probably benign Het
Zfp646 G T 7: 127,479,359 (GRCm39) probably null Het
Zscan12 C A 13: 21,550,813 (GRCm39) T144K 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
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
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'- TGTGAATGGCGGTATCTCCTCAGC -3'
(R):5'- TCTACCTGGTGACCAATGGGAAGC -3'

Sequencing Primer
(F):5'- cggtatctcctcagctcAGAAC -3'
(R):5'- CATGGGAAAAAGGTTAACAATGTGTG -3'
Posted On 2014-04-24