Incidental Mutation 'R0734:Grin2a'
ID 68175
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 038915-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # R0734 (G1)
Quality Score 169
Status Validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 9397475 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 871 (I871F)
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: I871F

PolyPhen 2 Score 0.711 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: I871F

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: I871F

PolyPhen 2 Score 0.711 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: I871F

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: I871F

PolyPhen 2 Score 0.711 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: I871F

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 0.2218 question?
Coding Region Coverage
  • 1x: 99.5%
  • 3x: 98.8%
  • 10x: 97.0%
  • 20x: 93.3%
Validation Efficiency 99% (80/81)
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: 75 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930562C15Rik T A 16: 4,668,198 (GRCm39) S530T probably benign Het
Acer2 G T 4: 86,835,796 (GRCm39) K223N probably benign Het
Adam19 T G 11: 46,018,230 (GRCm39) C431G probably damaging Het
Adamts16 T G 13: 70,886,600 (GRCm39) probably benign Het
Aox1 A T 1: 58,344,500 (GRCm39) E531V probably benign Het
Apaf1 A T 10: 90,872,883 (GRCm39) N720K probably benign Het
Atrnl1 T A 19: 57,643,293 (GRCm39) W394R probably damaging Het
Bcl6 T C 16: 23,786,889 (GRCm39) E634G probably damaging Het
Cfap65 T A 1: 74,958,046 (GRCm39) Y954F probably damaging Het
Cobl A G 11: 12,325,971 (GRCm39) V168A probably damaging Het
Cped1 C T 6: 22,085,040 (GRCm39) P210S probably damaging Het
Crb1 C T 1: 139,264,822 (GRCm39) V199M probably benign Het
Cyp2j6 A T 4: 96,412,081 (GRCm39) probably benign Het
Dhrs3 C G 4: 144,653,746 (GRCm39) S289W probably damaging Het
Dido1 T G 2: 180,301,835 (GRCm39) Q2023P probably benign Het
Dlg4 G A 11: 69,933,531 (GRCm39) G550R probably damaging Het
Dnah12 C A 14: 26,521,970 (GRCm39) H1928N probably benign Het
Dthd1 A C 5: 62,996,753 (GRCm39) probably benign Het
Erg C A 16: 95,170,884 (GRCm39) G269C possibly damaging Het
Erich6 G A 3: 58,536,809 (GRCm39) probably benign Het
F5 G C 1: 164,026,486 (GRCm39) R1686P probably damaging Het
Fancc T C 13: 63,479,656 (GRCm39) R300G probably damaging Het
Fcer1g T A 1: 171,058,748 (GRCm39) K47* probably null Het
Flt4 A G 11: 49,517,544 (GRCm39) T289A possibly damaging Het
Gcnt2 T A 13: 41,013,997 (GRCm39) F56Y probably benign Het
Gpatch8 G T 11: 102,372,226 (GRCm39) S437R unknown Het
Hsd17b4 T C 18: 50,303,844 (GRCm39) V439A possibly damaging Het
Hykk A T 9: 54,853,716 (GRCm39) K346M possibly damaging Het
Ifi208 T C 1: 173,510,901 (GRCm39) L352S probably damaging Het
Ikzf1 T C 11: 11,708,195 (GRCm39) V110A probably damaging Het
Irak3 A T 10: 119,981,542 (GRCm39) probably benign Het
Lamp5 T A 2: 135,900,950 (GRCm39) V50E probably damaging Het
Lgr6 C T 1: 134,921,748 (GRCm39) A199T probably damaging Het
Lrch3 C T 16: 32,817,853 (GRCm39) R570* probably null Het
Map1lc3a T C 2: 155,118,896 (GRCm39) V20A possibly damaging Het
Map3k14 C A 11: 103,117,826 (GRCm39) K655N probably benign Het
Mark2 A G 19: 7,263,346 (GRCm39) probably benign Het
Mbtd1 G A 11: 93,813,972 (GRCm39) G205D probably damaging Het
Med13 T C 11: 86,192,063 (GRCm39) T861A probably benign Het
Meltf T A 16: 31,700,776 (GRCm39) Y99N probably damaging Het
Mex3d G A 10: 80,217,366 (GRCm39) T617I possibly damaging Het
Muc13 G A 16: 33,623,452 (GRCm39) V249I probably damaging Het
Myo18a C A 11: 77,738,230 (GRCm39) P1688Q probably damaging Het
Naaladl1 A T 19: 6,162,904 (GRCm39) probably null Het
Ncoa3 T A 2: 165,911,111 (GRCm39) probably benign Het
Nf2 T C 11: 4,770,409 (GRCm39) T67A probably benign Het
Nin A G 12: 70,076,887 (GRCm39) V1056A probably benign Het
Or1p1 A T 11: 74,179,772 (GRCm39) Q100L probably damaging Het
Or4d10c T A 19: 12,065,483 (GRCm39) R224S probably benign Het
Or5b105 G A 19: 13,080,642 (GRCm39) R3C possibly damaging Het
P3h1 T C 4: 119,095,885 (GRCm39) L331P probably damaging Het
Pabpc4l T C 3: 46,401,408 (GRCm39) K79E possibly damaging Het
Pam T A 1: 97,792,087 (GRCm39) R445* probably null Het
Pcdhb6 T C 18: 37,468,387 (GRCm39) I436T probably damaging Het
Piezo2 A G 18: 63,174,794 (GRCm39) Y1987H probably damaging Het
Plch2 G A 4: 155,080,740 (GRCm39) T477I probably damaging Het
Postn G A 3: 54,270,136 (GRCm39) G72R probably damaging Het
Proca1 G A 11: 78,092,628 (GRCm39) probably benign Het
Psip1 T A 4: 83,381,825 (GRCm39) probably benign Het
Ptprd G A 4: 76,058,834 (GRCm39) P153L probably damaging Het
Rgl1 T C 1: 152,430,051 (GRCm39) D242G probably damaging Het
Ric1 T A 19: 29,572,218 (GRCm39) I671K possibly damaging Het
Rxrg T A 1: 167,455,013 (GRCm39) C199S probably damaging Het
Sec24c A C 14: 20,743,813 (GRCm39) D1006A probably damaging Het
Sec63 A G 10: 42,672,204 (GRCm39) T173A probably benign Het
Sfxn5 T C 6: 85,244,847 (GRCm39) probably benign Het
Spam1 A G 6: 24,796,948 (GRCm39) I300V probably benign Het
Spem1 A G 11: 69,712,097 (GRCm39) L189P probably damaging Het
Sptbn2 A T 19: 4,798,151 (GRCm39) R1959* probably null Het
Timeless C T 10: 128,085,929 (GRCm39) R935W probably damaging Het
Tnfrsf21 C T 17: 43,349,104 (GRCm39) H239Y probably benign Het
Trim24 T C 6: 37,896,400 (GRCm39) Y286H possibly damaging Het
Ttyh2 A G 11: 114,601,019 (GRCm39) probably benign Het
Zbtb21 C T 16: 97,753,827 (GRCm39) C180Y probably damaging Het
Zfp746 T C 6: 48,041,833 (GRCm39) T298A 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
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'- TGAGAGGATGCTGTCCCTGAAACAC -3'
(R):5'- TTCTGCTGACATGCGAGCAACTCC -3'

Sequencing Primer
(F):5'- CCCTTGAAAGGACCTGTTATCTGAG -3'
(R):5'- AGAGTCTCTCAACCCTGATGG -3'
Posted On 2013-09-03