Incidental Mutation 'PIT4494001:Grin2a'
ID 556165
Institutional Source Beutler Lab
Gene Symbol Grin2a
Ensembl Gene ENSMUSG00000059003
Gene Name glutamate receptor, ionotropic, NMDA2A (epsilon 1)
Synonyms GluN2A, GluRepsilon1, NR2A, NMDAR2A
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # PIT4494001 (G1)
Quality Score 204.009
Status Not validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 9402960 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 842 (Y842C)
Ref Sequence ENSEMBL: ENSMUSP00000032331 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032331] [ENSMUST00000115835] [ENSMUST00000199708]
AlphaFold P35436
Predicted Effect probably damaging
Transcript: ENSMUST00000032331
AA Change: Y842C

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: Y842C

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: Y842C

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: Y842C

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 probably damaging
Transcript: ENSMUST00000199708
AA Change: Y842C

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: Y842C

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: 93.8%
  • 3x: 91.1%
  • 10x: 85.6%
  • 20x: 73.9%
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: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933427I04Rik T C 4: 123,754,698 (GRCm39) I204T probably benign Het
Acnat2 T C 4: 49,383,133 (GRCm39) E140G probably benign Het
Arhgef10l T C 4: 140,292,522 (GRCm39) E413G probably damaging Het
Atg9a A T 1: 75,164,597 (GRCm39) C122* probably null Het
Birc6 T C 17: 74,933,975 (GRCm39) Y2544H probably damaging Het
C3 G A 17: 57,516,263 (GRCm39) T1383I probably benign Het
Cd2ap C T 17: 43,163,258 (GRCm39) probably null Het
Cdhr1 T C 14: 36,804,813 (GRCm39) T466A probably benign Het
Cdhr2 G T 13: 54,866,255 (GRCm39) probably null Het
Eppk1 T A 15: 75,990,272 (GRCm39) Q2203L probably benign Het
F10 T C 8: 13,103,423 (GRCm39) L281P probably damaging Het
Farp2 A G 1: 93,545,316 (GRCm39) T825A probably damaging Het
Fbxw27 T C 9: 109,601,178 (GRCm39) E314G probably benign Het
Foxred1 T C 9: 35,120,355 (GRCm39) E173G possibly damaging Het
Gm4847 T C 1: 166,467,587 (GRCm39) E203G probably damaging Het
Gpat2 G A 2: 127,275,800 (GRCm39) R526H probably benign Het
Hyal4 T C 6: 24,755,833 (GRCm39) V17A probably benign Het
Igkv4-68 T C 6: 69,282,091 (GRCm39) T27A probably damaging Het
Loxhd1 A T 18: 77,529,464 (GRCm39) N2036Y probably damaging Het
Lrp5 T C 19: 3,660,091 (GRCm39) Y991C probably damaging Het
Lrp6 T C 6: 134,456,741 (GRCm39) Y841C probably damaging Het
Medag A G 5: 149,350,765 (GRCm39) Y194C probably damaging Het
Mynn C T 3: 30,661,871 (GRCm39) R318* probably null Het
Notch1 C T 2: 26,356,485 (GRCm39) V1711M probably damaging Het
Nsun2 T C 13: 69,766,311 (GRCm39) probably null Het
Pex7 A G 10: 19,770,469 (GRCm39) probably null Het
Pkd1 A G 17: 24,796,775 (GRCm39) T2417A probably damaging Het
Pknox2 A G 9: 36,865,987 (GRCm39) probably null Het
Plekha4 T C 7: 45,197,503 (GRCm39) S522P probably damaging Het
Ptcd1 A T 5: 145,092,168 (GRCm39) S310R probably benign Het
Rap2a A G 14: 120,716,319 (GRCm39) T61A possibly damaging Het
Ryr3 G T 2: 112,672,221 (GRCm39) L1437M probably damaging Het
Slc25a40 T G 5: 8,490,737 (GRCm39) I95S probably damaging Het
Srbd1 C T 17: 86,449,787 (GRCm39) probably null Het
Tox4 C T 14: 52,529,260 (GRCm39) T407I possibly damaging Het
Vmn1r8 A G 6: 57,013,712 (GRCm39) I254M probably benign Het
Wiz G A 17: 32,580,905 (GRCm39) A182V probably damaging Het
Zfp60 T C 7: 27,448,126 (GRCm39) S265P probably 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
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
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'- ACATGTCATCAAAATGCCCATG -3'
(R):5'- CAGTTAAGTCTTTCTGCTGCAGC -3'

Sequencing Primer
(F):5'- AAAATGCCCATGTGCCTGATTC -3'
(R):5'- AGTGTCTTCACCAAGGCATG -3'
Posted On 2019-06-07