Incidental Mutation 'R5645:Grin2a'
ID 441101
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 043293-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # R5645 (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 A at 9810090 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Valine at position 103 (D103V)
Ref Sequence ENSEMBL: ENSMUSP00000142900 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032331] [ENSMUST00000115835] [ENSMUST00000199708]
AlphaFold P35436
Predicted Effect probably damaging
Transcript: ENSMUST00000032331
AA Change: D103V

PolyPhen 2 Score 0.975 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: D103V

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 damaging
Transcript: ENSMUST00000115835
AA Change: D103V

PolyPhen 2 Score 0.975 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: D103V

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: ENSMUST00000156482
Predicted Effect noncoding transcript
Transcript: ENSMUST00000197242
Predicted Effect probably damaging
Transcript: ENSMUST00000199708
AA Change: D103V

PolyPhen 2 Score 0.975 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: D103V

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: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.9%
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700102P08Rik A G 9: 108,274,403 (GRCm39) I169V probably damaging Het
4930503B20Rik C T 3: 146,356,264 (GRCm39) E215K probably damaging Het
Abca6 T C 11: 110,141,234 (GRCm39) E29G probably damaging Het
Acsm1 A G 7: 119,239,920 (GRCm39) H288R probably damaging Het
Adamts12 A G 15: 11,277,506 (GRCm39) T707A possibly damaging Het
Adcy2 C A 13: 68,877,321 (GRCm39) probably null Het
Agbl4 A T 4: 111,514,527 (GRCm39) I513F possibly damaging Het
Ak5 A T 3: 152,361,670 (GRCm39) M84K possibly damaging Het
Akap1 T C 11: 88,736,453 (GRCm39) T103A probably benign Het
Akap9 A G 5: 4,100,590 (GRCm39) T2751A probably benign Het
Amer3 A T 1: 34,627,462 (GRCm39) H567L possibly damaging Het
Ano6 A G 15: 95,818,232 (GRCm39) Y325C probably benign Het
Apba2 A G 7: 64,345,554 (GRCm39) E248G possibly damaging Het
Asap2 T A 12: 21,315,983 (GRCm39) V967E probably damaging Het
Atosa T A 9: 74,932,961 (GRCm39) V976E probably damaging Het
Boc A G 16: 44,320,024 (GRCm39) V320A probably damaging Het
Car13 T A 3: 14,710,180 (GRCm39) Y41N possibly damaging Het
Ccdc162 T C 10: 41,428,352 (GRCm39) T1976A probably benign Het
Cep295 C A 9: 15,246,404 (GRCm39) S684I possibly damaging Het
Cep295 A T 9: 15,244,090 (GRCm39) H1455Q probably damaging Het
Cr2 G T 1: 194,836,581 (GRCm39) H861N probably damaging Het
Cul5 T C 9: 53,534,243 (GRCm39) I630V probably benign Het
Cyp2c37 G A 19: 39,982,596 (GRCm39) V145I probably benign Het
Dnmt1 G A 9: 20,833,443 (GRCm39) T500M probably damaging Het
Elp1 T C 4: 56,776,920 (GRCm39) T626A possibly damaging Het
Fam161a T A 11: 22,965,725 (GRCm39) I6N probably damaging Het
Fry T C 5: 150,304,332 (GRCm39) V574A probably damaging Het
Glb1l3 G T 9: 26,736,122 (GRCm39) L553I probably benign Het
Gm1123 T C 9: 98,896,244 (GRCm39) D212G probably benign Het
Heg1 A G 16: 33,527,333 (GRCm39) I98V probably benign Het
Hmcn2 C A 2: 31,310,824 (GRCm39) T3356N possibly damaging Het
Hpf1 T G 8: 61,349,834 (GRCm39) I154S possibly damaging Het
Ifnar2 A G 16: 91,201,115 (GRCm39) D452G possibly damaging Het
Iqcc A T 4: 129,510,320 (GRCm39) H398Q possibly damaging Het
Iqgap3 T C 3: 88,025,006 (GRCm39) I669T probably damaging Het
Itgae A G 11: 73,020,074 (GRCm39) T859A probably damaging Het
Kansl1l T C 1: 66,840,503 (GRCm39) M266V probably benign Het
Kbtbd3 A G 9: 4,331,426 (GRCm39) D600G possibly damaging Het
Klf13 G A 7: 63,541,348 (GRCm39) probably benign Het
Kmt2d A G 15: 98,742,278 (GRCm39) probably benign Het
Lama1 A G 17: 68,109,943 (GRCm39) D2188G probably damaging Het
Leng8 A G 7: 4,148,273 (GRCm39) T682A probably damaging Het
Mab21l4 T C 1: 93,080,668 (GRCm39) T413A probably damaging Het
Mslnl G T 17: 25,956,816 (GRCm39) G34V possibly damaging Het
Mycbp2 A T 14: 103,426,044 (GRCm39) S2360R probably damaging Het
Mycbp2 C A 14: 103,426,051 (GRCm39) probably null Het
Nkx2-2 T C 2: 147,026,319 (GRCm39) T140A probably damaging Het
Or11h6 T C 14: 50,880,524 (GRCm39) V262A probably benign Het
Or4c125 A T 2: 89,170,049 (GRCm39) V199E possibly damaging Het
Oser1 C T 2: 163,248,965 (GRCm39) R79H probably damaging Het
Pfas A G 11: 68,881,958 (GRCm39) V909A probably damaging Het
Pkhd1l1 A G 15: 44,396,388 (GRCm39) E1970G probably benign Het
Prph2 G T 17: 47,221,593 (GRCm39) probably benign Het
Rusc2 G T 4: 43,425,758 (GRCm39) A1288S probably benign Het
Scart2 G A 7: 139,828,853 (GRCm39) V171I possibly damaging Het
Sdha A G 13: 74,471,958 (GRCm39) probably null Het
Sec16a T G 2: 26,329,907 (GRCm39) T703P probably benign Het
Senp7 T A 16: 55,993,571 (GRCm39) N724K possibly damaging Het
Skint1 A G 4: 111,882,699 (GRCm39) I248V probably benign Het
Slc9a5 T C 8: 106,083,645 (GRCm39) V395A probably benign Het
Slco1a4 T C 6: 141,780,385 (GRCm39) N135S possibly damaging Het
Sncaip A G 18: 53,028,028 (GRCm39) I412M probably damaging Het
Tacc2 A T 7: 130,225,781 (GRCm39) D841V possibly damaging Het
Tekt1 A T 11: 72,242,663 (GRCm39) H281Q probably benign Het
Tex46 G T 4: 136,340,228 (GRCm39) M104I probably benign Het
Tjp3 T C 10: 81,114,454 (GRCm39) probably null Het
Treh A G 9: 44,593,975 (GRCm39) Y154C probably damaging Het
Trim80 T A 11: 115,337,611 (GRCm39) L428Q probably damaging Het
Trpm6 A G 19: 18,830,968 (GRCm39) K1278E probably damaging Het
Tut4 G A 4: 108,414,570 (GRCm39) R49H probably damaging Het
Usp34 T C 11: 23,325,024 (GRCm39) M990T possibly damaging Het
Vps9d1 A G 8: 123,974,487 (GRCm39) S267P probably benign Het
Ywhae T C 11: 75,647,750 (GRCm39) M160T 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
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'- ATAGGAGATGTACCCCACCC -3'
(R):5'- ACTCCAGCGCTGAACATTGC -3'

Sequencing Primer
(F):5'- GATGTACCCCACCCCACCC -3'
(R):5'- CTGAACATTGCGGTGCTGC -3'
Posted On 2016-11-08