Incidental Mutation 'R8261:Grin2a'
ID 639954
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 067686-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.389) question?
Stock # R8261 (G1)
Quality Score 225.009
Status Validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 9481382 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Serine at position 473 (F473S)
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: F473S

PolyPhen 2 Score 0.971 (Sensitivity: 0.77; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: F473S

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: F473S

PolyPhen 2 Score 0.971 (Sensitivity: 0.77; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: F473S

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: F473S

PolyPhen 2 Score 0.971 (Sensitivity: 0.77; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: F473S

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 0.9050 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 100% (76/76)
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: 77 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933412E24Rik T C 15: 59,888,425 (GRCm39) E5G probably benign Het
Adam23 T C 1: 63,567,957 (GRCm39) V202A noncoding transcript Het
Adamtsl1 A C 4: 86,195,120 (GRCm39) E512D probably damaging Het
Ahnak A T 19: 8,982,817 (GRCm39) D1367V probably damaging Het
Angpt4 A T 2: 151,769,084 (GRCm39) Q198L probably benign Het
Apcdd1 T A 18: 63,066,974 (GRCm39) H29Q possibly damaging Het
Cdh16 T A 8: 105,341,811 (GRCm39) K755* probably null Het
Cdk6 T G 5: 3,440,685 (GRCm39) F80V probably benign Het
Chd1 T C 17: 17,607,804 (GRCm39) S451P probably benign Het
Chd6 A G 2: 160,799,002 (GRCm39) L2361P probably damaging Het
Chst8 A G 7: 34,447,579 (GRCm39) M13T possibly damaging Het
Cntnap2 T C 6: 47,072,627 (GRCm39) L1065P probably damaging Het
Dctn4 T C 18: 60,659,343 (GRCm39) V14A possibly damaging Het
Dicer1 A T 12: 104,657,865 (GRCm39) V1903D probably damaging Het
E2f2 A G 4: 135,911,791 (GRCm39) silent Het
Eif4g3 T A 4: 137,898,429 (GRCm39) S902T possibly damaging Het
Emid1 G T 11: 5,084,353 (GRCm39) A152D probably benign Het
Fer1l6 T A 15: 58,432,345 (GRCm39) N297K possibly damaging Het
Fes T C 7: 80,032,902 (GRCm39) D281G probably null Het
Frmpd2 T C 14: 33,224,934 (GRCm39) V133A probably benign Het
Fry A G 5: 150,369,372 (GRCm39) Y2282C probably damaging Het
Gm10377 C T 14: 42,616,664 (GRCm39) probably null Het
Gm1527 A G 3: 28,974,749 (GRCm39) T521A probably damaging Het
Gpr141 T A 13: 19,936,013 (GRCm39) H254L probably benign Het
Gpr160 A G 3: 30,950,096 (GRCm39) E56G probably benign Het
Grid2ip T G 5: 143,367,695 (GRCm39) probably null Het
Igkv1-131 T C 6: 67,743,102 (GRCm39) T94A probably damaging Het
Inava T A 1: 136,153,215 (GRCm39) N226Y probably damaging Het
Iqgap2 A G 13: 95,772,078 (GRCm39) L1367P probably damaging Het
Kdm5d T A Y: 936,929 (GRCm39) M856K probably damaging Het
Kirrel1 T C 3: 86,995,309 (GRCm39) probably benign Het
Lad1 T C 1: 135,755,500 (GRCm39) S259P probably damaging Het
Lalba A T 15: 98,379,992 (GRCm39) F86Y possibly damaging Het
Lrfn5 G A 12: 61,886,323 (GRCm39) C37Y probably damaging Het
Man2c1 A G 9: 57,046,942 (GRCm39) T665A probably benign Het
Ms4a20 T A 19: 11,087,707 (GRCm39) S75C probably damaging Het
Myh11 T C 16: 14,041,867 (GRCm39) I719V Het
Nbl1 A T 4: 138,812,832 (GRCm39) C34S probably damaging Het
Ncapg T A 5: 45,844,730 (GRCm39) I575N possibly damaging Het
Nlgn1 T C 3: 25,487,816 (GRCm39) T840A possibly damaging Het
Nrdc T C 4: 108,873,876 (GRCm39) S231P possibly damaging Het
Nrg2 T C 18: 36,165,428 (GRCm39) K395E probably benign Het
Nrip1 A T 16: 76,088,949 (GRCm39) N869K possibly damaging Het
Or2a14 T A 6: 43,130,242 (GRCm39) M1K probably null Het
Or4c12 A G 2: 89,773,716 (GRCm39) F248L probably benign Het
Or8s16 A T 15: 98,210,546 (GRCm39) M295K probably benign Het
Otub2 G T 12: 103,369,161 (GRCm39) probably null Het
Paxbp1 T C 16: 90,834,303 (GRCm39) D161G probably benign Het
Pcnx3 C T 19: 5,715,412 (GRCm39) G1946E probably damaging Het
Per2 T A 1: 91,361,170 (GRCm39) Q495L possibly damaging Het
Plxna2 T A 1: 194,431,724 (GRCm39) V571E probably damaging Het
Prr7 C A 13: 55,620,735 (GRCm39) P248T possibly damaging Het
Ptprr A T 10: 116,073,169 (GRCm39) T464S possibly damaging Het
Rapgef2 A G 3: 78,993,325 (GRCm39) V721A probably benign Het
Rfx1 A T 8: 84,819,479 (GRCm39) Y625F probably benign Het
Rps6kb2 G T 19: 4,211,195 (GRCm39) A110D possibly damaging Het
Setdb2 A T 14: 59,651,141 (GRCm39) probably benign Het
Slc25a31 T C 3: 40,679,351 (GRCm39) I272T probably damaging Het
Smpd1 T C 7: 105,204,520 (GRCm39) V133A probably benign Het
Sorl1 T C 9: 41,925,777 (GRCm39) D1185G probably damaging Het
Spag6 T A 2: 18,750,301 (GRCm39) L449H probably benign Het
Sptb C A 12: 76,668,036 (GRCm39) R687L probably benign Het
Sptbn5 A T 2: 119,877,616 (GRCm39) V1012E noncoding transcript Het
Tmem192 A G 8: 65,416,972 (GRCm39) I188V probably benign Het
Tmem253 G A 14: 52,256,708 (GRCm39) V194M probably benign Het
Tph1 A G 7: 46,303,173 (GRCm39) silent Het
Trak1 A G 9: 121,280,733 (GRCm39) E374G probably damaging Het
Trpv1 A T 11: 73,145,593 (GRCm39) probably null Het
Trub2 T C 2: 29,667,725 (GRCm39) H305R probably benign Het
Ttn A G 2: 76,747,768 (GRCm39) V4427A probably benign Het
Vasn A G 16: 4,466,160 (GRCm39) T36A probably damaging Het
Vmn1r8 A T 6: 57,013,158 (GRCm39) I70F probably benign Het
Vps13c A T 9: 67,862,262 (GRCm39) I2960L probably damaging Het
Zdhhc4 C A 5: 143,307,588 (GRCm39) M144I probably benign Het
Zfp273 T A 13: 67,974,070 (GRCm39) N399K probably benign Het
Zfp976 T A 7: 42,262,125 (GRCm39) T572S unknown Het
Zmym4 A G 4: 126,798,360 (GRCm39) C756R 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
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
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
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'- CGTTGATAGACCACCTGGATGG -3'
(R):5'- ACAACTCTCTTCCCCTTTATGAG -3'

Sequencing Primer
(F):5'- TGGAAGAAAGAACAGTGCCTTCATC -3'
(R):5'- CCCTTTATGAGTTTCAACATCTCATC -3'
Posted On 2020-07-28