Incidental Mutation 'R2848:Grin2a'
ID 251881
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 040441-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # R2848 (G1)
Quality Score 225
Status Not validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 9579829 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Leucine at position 145 (F145L)
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: F145L

PolyPhen 2 Score 0.726 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: F145L

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: F145L

PolyPhen 2 Score 0.726 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: F145L

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: F145L

PolyPhen 2 Score 0.726 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: F145L

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: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.4%
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930451I11Rik A T 7: 126,429,894 (GRCm39) F101Y possibly damaging Het
Abca17 G C 17: 24,508,481 (GRCm39) T1018R probably damaging Het
Adamts14 T A 10: 61,054,214 (GRCm39) Q606L probably damaging Het
Adgrf5 C A 17: 43,733,531 (GRCm39) N118K possibly damaging Het
Baz2b A T 2: 59,755,010 (GRCm39) Y1073N possibly damaging Het
Celf2 T C 2: 6,608,936 (GRCm39) R282G probably damaging Het
Cntnap5c A T 17: 58,183,387 (GRCm39) D31V probably damaging Het
Cobl A G 11: 12,328,342 (GRCm39) L81P probably damaging Het
Cpsf1 A T 15: 76,487,051 (GRCm39) L209Q probably damaging Het
Crocc G A 4: 140,746,067 (GRCm39) A1684V probably damaging Het
Cyp4f37 T A 17: 32,848,099 (GRCm39) C206S probably damaging Het
Dnah3 A G 7: 119,567,161 (GRCm39) V2355A probably benign Het
Dnah6 T C 6: 73,106,314 (GRCm39) K1756E probably benign Het
Fis1 T C 5: 136,991,971 (GRCm39) I55T possibly damaging Het
Gm2381 G A 7: 42,469,831 (GRCm39) P98S probably damaging Het
Gpr37 C T 6: 25,666,945 (GRCm39) probably benign Het
Htr4 T C 18: 62,561,197 (GRCm39) S153P probably damaging Het
Igkv9-120 T A 6: 68,027,128 (GRCm39) probably benign Het
Il12rb1 G A 8: 71,268,446 (GRCm39) W396* probably null Het
Itga8 A T 2: 12,165,215 (GRCm39) V798D probably damaging Het
Lfng T A 5: 140,597,622 (GRCm39) D149E probably damaging Het
Magi2 A AG 5: 20,807,459 (GRCm39) probably null Het
Mgam C A 6: 40,629,649 (GRCm39) A86E possibly damaging Het
Myh4 A G 11: 67,139,459 (GRCm39) N592S probably benign Het
Naa16 A G 14: 79,573,323 (GRCm39) C816R probably damaging Het
Nek8 A G 11: 78,058,967 (GRCm39) S513P probably damaging Het
Ociad1 A G 5: 73,451,694 (GRCm39) probably null Het
Or1j4 A G 2: 36,740,811 (GRCm39) Y251C probably damaging Het
Or2t35 C T 14: 14,407,398 (GRCm38) P57S probably damaging Het
Or4g7 T C 2: 111,309,699 (GRCm39) M190T probably benign Het
Osbpl8 T A 10: 111,105,297 (GRCm39) S251T probably benign Het
Pcdh7 G A 5: 57,877,618 (GRCm39) G391E probably damaging Het
Pcdhga10 T A 18: 37,881,253 (GRCm39) V338E possibly damaging Het
Pde4b C T 4: 102,458,742 (GRCm39) A466V probably damaging Het
Peg10 C T 6: 4,756,912 (GRCm39) probably benign Het
Poteg A T 8: 27,971,704 (GRCm39) N406I probably benign Het
Ppargc1a A G 5: 51,631,151 (GRCm39) F493L probably benign Het
Ptpra C A 2: 130,386,919 (GRCm39) H603Q probably benign Het
Rnf10 T C 5: 115,387,171 (GRCm39) D439G probably benign Het
Shfl A T 9: 20,784,868 (GRCm39) H225L probably damaging Het
Syt3 G A 7: 44,042,866 (GRCm39) V383I probably benign Het
Tectb C G 19: 55,169,431 (GRCm39) probably benign Het
Try5 C T 6: 41,290,410 (GRCm39) V25I probably benign Het
Ttn G T 2: 76,749,551 (GRCm39) Q3833K probably benign Het
Usp53 G A 3: 122,728,140 (GRCm39) P814L probably benign Het
Utp25 A T 1: 192,810,759 (GRCm39) N81K probably benign Het
Vmn1r181 G T 7: 23,683,943 (GRCm39) S136I possibly damaging Het
Vmn2r114 A T 17: 23,509,948 (GRCm39) M844K probably benign Het
Vwa8 G T 14: 79,184,582 (GRCm39) R360L probably benign Het
Xlr4b A T X: 72,258,938 (GRCm39) Q25L probably null Het
Zfp532 T A 18: 65,789,697 (GRCm39) H1045Q possibly damaging Het
Zfp985 G A 4: 147,667,468 (GRCm39) W112* probably null 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
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'- ACGTTCTGCATATCCCAGCC -3'
(R):5'- TGGCACGTCAGAAGGGTTTAC -3'

Sequencing Primer
(F):5'- TCTGCATATCCCAGCCCACAAAG -3'
(R):5'- TGTGACTTCTGGGAATCAAGCAC -3'
Posted On 2014-12-04