Incidental Mutation 'R2057:Grin2a'
ID 228305
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 040062-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.389) question?
Stock # R2057 (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 9487608 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 430 (V430A)
Ref Sequence ENSEMBL: ENSMUSP00000142900 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032331] [ENSMUST00000115835] [ENSMUST00000199708]
AlphaFold P35436
Predicted Effect probably benign
Transcript: ENSMUST00000032331
AA Change: V430A

PolyPhen 2 Score 0.137 (Sensitivity: 0.92; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000032331
Gene: ENSMUSG00000059003
AA Change: V430A

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 benign
Transcript: ENSMUST00000115835
AA Change: V430A

PolyPhen 2 Score 0.137 (Sensitivity: 0.92; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000111501
Gene: ENSMUSG00000059003
AA Change: V430A

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 benign
Transcript: ENSMUST00000199708
AA Change: V430A

PolyPhen 2 Score 0.137 (Sensitivity: 0.92; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000142900
Gene: ENSMUSG00000059003
AA Change: V430A

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: 95.5%
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: 78 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc2 A G 19: 43,806,477 (GRCm39) K764E probably damaging Het
Abcg2 T C 6: 58,667,525 (GRCm39) V129A probably benign Het
Adgrf5 A G 17: 43,739,477 (GRCm39) Y72C possibly damaging Het
Ago1 C T 4: 126,337,021 (GRCm39) R228H probably damaging Het
Ano1 A G 7: 144,201,789 (GRCm39) V334A probably damaging Het
Apob A T 12: 8,052,164 (GRCm39) R1202* probably null Het
Arfgap3 G T 15: 83,194,501 (GRCm39) D389E probably benign Het
Atf6b A T 17: 34,867,549 (GRCm39) probably null Het
Atoh8 T C 6: 72,212,112 (GRCm39) K13E probably damaging Het
Bicral G T 17: 47,135,814 (GRCm39) N465K possibly damaging Het
Bves T A 10: 45,219,231 (GRCm39) Y110N probably damaging Het
C4b A G 17: 34,947,594 (GRCm39) Y1695H probably damaging Het
Cage1 A G 13: 38,207,356 (GRCm39) V163A probably benign Het
Canx T C 11: 50,195,252 (GRCm39) N272S probably damaging Het
Caskin1 G T 17: 24,715,433 (GRCm39) G93V probably damaging Het
Cd34 T C 1: 194,641,450 (GRCm39) V292A probably damaging Het
Cd84 A G 1: 171,700,317 (GRCm39) T145A possibly damaging Het
Cdh16 C A 8: 105,348,597 (GRCm39) G144* probably null Het
Chaf1b T A 16: 93,691,795 (GRCm39) H280Q probably damaging Het
Chpf2 G A 5: 24,796,220 (GRCm39) G389R probably damaging Het
Crb1 T C 1: 139,242,488 (GRCm39) Y330C probably damaging Het
Cux2 A T 5: 122,007,567 (GRCm39) V698E probably benign Het
Dhtkd1 A G 2: 5,947,430 (GRCm39) V18A unknown Het
Dmbt1 G A 7: 130,707,900 (GRCm39) A1381T possibly damaging Het
Enpp1 C G 10: 24,536,090 (GRCm39) A437P probably damaging Het
Fat2 C T 11: 55,172,686 (GRCm39) V2676I possibly damaging Het
Fzd2 A G 11: 102,496,759 (GRCm39) D401G probably damaging Het
Gcm2 T C 13: 41,263,430 (GRCm39) M1V probably null Het
Gnai3 C T 3: 108,019,812 (GRCm39) V233I probably benign Het
Golim4 T A 3: 75,802,194 (GRCm39) D366V possibly damaging Het
Grin1 T A 2: 25,206,832 (GRCm39) T110S probably damaging Het
Gstp3 G A 19: 4,109,282 (GRCm39) T5I probably damaging Het
Il17rb T A 14: 29,719,111 (GRCm39) M324L probably benign Het
Jmy A G 13: 93,596,211 (GRCm39) Y473H probably damaging Het
Khdc1b A G 1: 21,454,534 (GRCm39) D79G probably benign Het
Kremen2 T C 17: 23,961,691 (GRCm39) E272G possibly damaging Het
Lmo7 G C 14: 102,124,614 (GRCm39) A358P probably damaging Het
Mdh1b T C 1: 63,760,741 (GRCm39) I107V probably benign Het
Mlkl T C 8: 112,060,242 (GRCm39) Q48R probably benign Het
Myh2 G A 11: 67,079,665 (GRCm39) probably null Het
Naip1 T A 13: 100,562,081 (GRCm39) Q1028L probably damaging Het
Ncald T A 15: 37,397,423 (GRCm39) I86F possibly damaging Het
Nid1 A C 13: 13,675,058 (GRCm39) H926P probably benign Het
Nlrp9a T A 7: 26,256,787 (GRCm39) I46K possibly damaging Het
Or1p1 A G 11: 74,179,652 (GRCm39) Y60C probably damaging Het
Or9r3 A T 10: 129,947,859 (GRCm39) S267T probably benign Het
Pak1 T A 7: 97,557,004 (GRCm39) probably null Het
Parpbp T A 10: 87,960,824 (GRCm39) M221L probably benign Het
Pde12 T C 14: 26,390,035 (GRCm39) I225V probably benign Het
Phf19 G T 2: 34,789,620 (GRCm39) R367S probably benign Het
Plcl2 A G 17: 50,975,139 (GRCm39) probably null Het
Plxnb1 A T 9: 108,938,294 (GRCm39) I1283F possibly damaging Het
Pramel6 T A 2: 87,339,059 (GRCm39) N86K possibly damaging Het
Prkdc A G 16: 15,545,469 (GRCm39) T1862A probably benign Het
Prpf40a A T 2: 53,034,851 (GRCm39) I779K probably damaging Het
Prss3b G A 6: 41,009,315 (GRCm39) T173I probably benign Het
Ptpn20 A T 14: 33,352,942 (GRCm39) E227V probably damaging Het
Rad54b C T 4: 11,606,088 (GRCm39) R499C probably benign Het
Rarg C A 15: 102,147,939 (GRCm39) A291S probably damaging Het
Rnf169 A T 7: 99,574,615 (GRCm39) L660Q probably damaging Het
Scn4a A G 11: 106,226,550 (GRCm39) V670A probably damaging Het
Serpinb9c A T 13: 33,340,854 (GRCm39) C81* probably null Het
Sik1 A G 17: 32,067,771 (GRCm39) S435P probably benign Het
Slc35g2 G A 9: 100,435,329 (GRCm39) A114V probably damaging Het
Slc7a14 A T 3: 31,291,645 (GRCm39) V211E probably damaging Het
Snrpn A T 7: 59,637,204 (GRCm39) H37Q possibly damaging Het
Spock3 T A 8: 63,698,204 (GRCm39) C185* probably null Het
Tbc1d4 A G 14: 101,714,591 (GRCm39) S627P probably damaging Het
Tgoln1 T C 6: 72,592,653 (GRCm39) T276A probably benign Het
Tmem176b G A 6: 48,813,267 (GRCm39) T64I probably damaging Het
Tnpo2 T C 8: 85,776,742 (GRCm39) L483P probably damaging Het
Tpte T A 8: 22,808,355 (GRCm39) D163E probably benign Het
Trim36 A T 18: 46,329,229 (GRCm39) D70E probably benign Het
Umodl1 G A 17: 31,227,740 (GRCm39) probably null Het
Wdr90 T C 17: 26,074,173 (GRCm39) T691A probably benign Het
Zdhhc8 A G 16: 18,046,210 (GRCm39) S118P probably damaging Het
Zfp438 T C 18: 5,214,085 (GRCm39) E291G probably benign Het
Zfp879 C T 11: 50,723,428 (GRCm39) E543K probably benign 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
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'- ACATCTCCAGGCATGTAAGTG -3'
(R):5'- ATAAGCCAGTGATGTATGCACCC -3'

Sequencing Primer
(F):5'- CATCTCCAGGCATGTAAGTGTTCAG -3'
(R):5'- CACCCAGTGTGTCTTTGTGTTTG -3'
Posted On 2014-09-17