Incidental Mutation 'R0661:Grin2a'
ID 61859
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 038846-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.463) question?
Stock # R0661 (G1)
Quality Score 119
Status Not validated
Chromosome 16
Chromosomal Location 9385762-9813424 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 9810336 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Proline to Glutamine at position 21 (P21Q)
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: P21Q

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: P21Q

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: P21Q

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: P21Q

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: P21Q

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: P21Q

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 0.0882 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.9%
  • 10x: 97.5%
  • 20x: 95.0%
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: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Agtr1b T A 3: 20,370,163 (GRCm39) T148S possibly damaging Het
Anks3 A G 16: 4,766,198 (GRCm39) F124L probably damaging Het
Ar T A X: 97,194,171 (GRCm39) Y262N probably damaging Het
Asxl1 T A 2: 153,242,644 (GRCm39) S1065T possibly damaging Het
Brip1 A T 11: 86,001,189 (GRCm39) I749N possibly damaging Het
C1ra T A 6: 124,499,336 (GRCm39) H507Q probably benign Het
Cdk9 G A 2: 32,599,832 (GRCm39) T135I probably damaging Het
Col1a1 A G 11: 94,840,215 (GRCm39) T1088A unknown Het
Cpne2 T C 8: 95,282,667 (GRCm39) I283T possibly damaging Het
Dcaf17 T C 2: 70,918,779 (GRCm39) L451P probably damaging Het
Dhx57 C T 17: 80,576,293 (GRCm39) C599Y probably damaging Het
Drd1 T A 13: 54,207,057 (GRCm39) N379Y possibly damaging Het
Fsip2 A G 2: 82,816,513 (GRCm39) D4082G possibly damaging Het
Heyl G T 4: 123,139,824 (GRCm39) V128F probably damaging Het
Hoxd12 A G 2: 74,506,236 (GRCm39) E216G probably damaging Het
Inpp4b C A 8: 82,468,091 (GRCm39) A18E possibly damaging Het
Invs G A 4: 48,421,861 (GRCm39) R831H probably benign Het
Lrrk2 T C 15: 91,671,219 (GRCm39) V2000A probably damaging Het
Msh3 T C 13: 92,481,604 (GRCm39) N303D possibly damaging Het
Or11g27 A G 14: 50,771,552 (GRCm39) T228A probably benign Het
Or5an9 T C 19: 12,187,068 (GRCm39) L46P probably damaging Het
Or5b105 G A 19: 13,080,642 (GRCm39) R3C possibly damaging Het
Pcdh18 A C 3: 49,707,767 (GRCm39) S902R possibly damaging Het
Prdm15 A T 16: 97,630,882 (GRCm39) V190E probably benign Het
Ranbp2 T G 10: 58,314,555 (GRCm39) S1758R probably benign Het
Rimbp2 A G 5: 128,863,774 (GRCm39) V738A probably benign Het
Rtl5 T C X: 101,114,056 (GRCm39) H138R possibly damaging Het
Sec11a A G 7: 80,584,787 (GRCm39) V50A probably damaging Het
Shroom1 T C 11: 53,357,764 (GRCm39) S772P possibly damaging Het
Slc26a6 T C 9: 108,736,312 (GRCm39) probably null Het
Slf1 A G 13: 77,231,715 (GRCm39) W555R probably benign Het
Spx A G 6: 142,359,565 (GRCm39) S5G possibly damaging Het
Tcp1 T C 17: 13,142,200 (GRCm39) V398A probably benign Het
Tm6sf1 G A 7: 81,515,093 (GRCm39) probably null Het
Tsbp1 A T 17: 34,678,887 (GRCm39) I217F possibly damaging Het
Ufsp2 T A 8: 46,432,270 (GRCm39) M1K probably null Het
Usf1 G A 1: 171,245,067 (GRCm39) R196Q probably damaging Het
Vmn2r75 G A 7: 85,814,866 (GRCm39) A209V probably benign Het
Yme1l1 T A 2: 23,081,054 (GRCm39) M442K probably damaging Het
Zfand3 A G 17: 30,354,372 (GRCm39) E63G probably damaging Het
Zfp740 A G 15: 102,121,094 (GRCm39) T136A possibly 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
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'- TGCCATTTGTAGAACAACCCCTCC -3'
(R):5'- TTTCACATTCGACTCTCAGAGCGG -3'

Sequencing Primer
(F):5'- ATGAGGTCGCACACATGC -3'
(R):5'- GGTGCAGGGGCAGTCTATC -3'
Posted On 2013-07-30