Incidental Mutation 'R2020:Grin2b'
ID 223830
Institutional Source Beutler Lab
Gene Symbol Grin2b
Ensembl Gene ENSMUSG00000030209
Gene Name glutamate receptor, ionotropic, NMDA2B (epsilon 2)
Synonyms GluRepsilon2, GluN2B, NR2B, NMDAR2B, Nmdar2b
MMRRC Submission 040029-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2020 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 135690231-136150509 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 135710894 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Threonine at position 884 (M884T)
Ref Sequence ENSEMBL: ENSMUSP00000107536 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000053880] [ENSMUST00000111905]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000053880
AA Change: M884T

PolyPhen 2 Score 0.119 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000062284
Gene: ENSMUSG00000030209
AA Change: M884T

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
Pfam:ANF_receptor 106 306 8.6e-10 PFAM
PBPe 431 799 1.06e-67 SMART
Lig_chan-Glu_bd 440 503 1.82e-22 SMART
Pfam:NMDAR2_C 840 1482 4.8e-270 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000111905
AA Change: M884T

PolyPhen 2 Score 0.119 (Sensitivity: 0.93; Specificity: 0.86)
SMART Domains Protein: ENSMUSP00000107536
Gene: ENSMUSG00000030209
AA Change: M884T

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
Pfam:ANF_receptor 56 307 4.2e-10 PFAM
PBPe 431 799 1.06e-67 SMART
Lig_chan-Glu_bd 440 503 1.82e-22 SMART
Pfam:NMDAR2_C 840 1482 2.1e-245 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000136027
Meta Mutation Damage Score 0.0775 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.8%
  • 20x: 93.6%
Validation Efficiency 99% (87/88)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] N-methyl-D-aspartate (NMDA) receptors are a class of ionotropic glutamate receptors. NMDA receptor channel has been shown to be involved in long-term potentiation, an activity-dependent increase in the efficiency of synaptic transmission thought to underlie certain kinds of memory and learning. NMDA receptor channels are heteromers composed of three different subunits: NR1 (GRIN1), NR2 (GRIN2A, GRIN2B, GRIN2C, or GRIN2D) and NR3 (GRIN3A or GRIN3B). The NR2 subunit acts as the agonist binding site for glutamate. This receptor is the predominant excitatory neurotransmitter receptor in the mammalian brain. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for targeted null mutations exhibit impairments in suckling, in hippocampal long term depression, and in pattern formation of trigeminal nucleus sensory afferent terminals. Mutants die shortly after birth. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 86 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1600012P17Rik C A 1: 158,796,482 (GRCm39) noncoding transcript Het
Adam17 G A 12: 21,399,876 (GRCm39) R177C probably damaging Het
Ak7 G A 12: 105,711,591 (GRCm39) probably null Het
Akap9 T C 5: 4,011,967 (GRCm39) V890A probably damaging Het
Alg6 A G 4: 99,626,369 (GRCm39) N59S probably damaging Het
Alkbh5 G T 11: 60,429,375 (GRCm39) A43S probably benign Het
Anxa2 C A 9: 69,391,099 (GRCm39) D162E probably damaging Het
Arap1 A G 7: 101,050,725 (GRCm39) H1136R probably benign Het
Arhgap18 A G 10: 26,730,900 (GRCm39) R121G probably benign Het
Arhgef4 A T 1: 34,762,891 (GRCm39) T716S unknown Het
Atg2a T C 19: 6,300,299 (GRCm39) probably null Het
Ccdc27 T C 4: 154,117,770 (GRCm39) I480V probably null Het
Cdipt T C 7: 126,576,105 (GRCm39) V20A possibly damaging Het
Cgrrf1 C T 14: 47,067,902 (GRCm39) probably benign Het
Chd7 G A 4: 8,855,226 (GRCm39) V2152I probably benign Het
Chd8 T A 14: 52,452,698 (GRCm39) S1274C probably damaging Het
Chuk A T 19: 44,095,782 (GRCm39) M17K possibly damaging Het
Col14a1 C T 15: 55,309,577 (GRCm39) probably benign Het
Col20a1 G A 2: 180,654,956 (GRCm39) probably null Het
Cped1 A G 6: 22,143,963 (GRCm39) I570V probably benign Het
Cul9 C G 17: 46,833,101 (GRCm39) A1326P probably damaging Het
Ddx27 A C 2: 166,875,691 (GRCm39) Q674P probably damaging Het
Dennd6a T A 14: 26,333,158 (GRCm39) F131L probably damaging Het
Dhx38 G A 8: 110,283,501 (GRCm39) probably benign Het
Dido1 G T 2: 180,301,378 (GRCm39) N2175K unknown Het
Dmxl1 T A 18: 50,022,625 (GRCm39) Y1654* probably null Het
Dock7 T A 4: 98,847,338 (GRCm39) H1658L probably damaging Het
Dync2h1 T A 9: 7,122,772 (GRCm39) E2061D probably damaging Het
Dync2h1 T C 9: 7,162,925 (GRCm39) I555V probably benign Het
Eif2ak2 T C 17: 79,171,392 (GRCm39) E337G possibly damaging Het
Fabp12 T A 3: 10,315,209 (GRCm39) D46V probably benign Het
Fcgbpl1 T C 7: 27,855,019 (GRCm39) S1882P probably benign Het
Fech C T 18: 64,611,798 (GRCm39) E79K probably damaging Het
Flnc A T 6: 29,444,362 (GRCm39) I693F probably damaging Het
Foxp2 G A 6: 15,324,643 (GRCm39) C97Y possibly damaging Het
Gtf2ird1 T C 5: 134,445,947 (GRCm39) D28G probably damaging Het
Gtf3c4 C A 2: 28,723,906 (GRCm39) G468W possibly damaging Het
Ift172 A T 5: 31,424,585 (GRCm39) L201* probably null Het
Ift70a1 A G 2: 75,811,279 (GRCm39) V268A probably benign Het
Il1rl2 C A 1: 40,404,374 (GRCm39) S498R probably damaging Het
Ildr1 C T 16: 36,545,903 (GRCm39) R489W probably damaging Het
Itga10 G A 3: 96,559,806 (GRCm39) G487D probably damaging Het
Klk1b8 A G 7: 43,448,640 (GRCm39) N128D probably benign Het
Lgr6 G A 1: 135,003,013 (GRCm39) T79M probably damaging Het
Med6 T C 12: 81,620,651 (GRCm39) T232A probably benign Het
Mgat4e A G 1: 134,469,060 (GRCm39) L328P probably damaging Het
Mttp A G 3: 137,824,163 (GRCm39) Y138H probably damaging Het
Ngef T C 1: 87,473,690 (GRCm39) R31G probably benign Het
Nipsnap2 C A 5: 129,830,287 (GRCm39) probably null Het
Nlgn2 G T 11: 69,719,267 (GRCm39) N194K probably damaging Het
Or1q1 G A 2: 36,887,664 (GRCm39) V281M possibly damaging Het
Or4a72 A T 2: 89,405,305 (GRCm39) M255K possibly damaging Het
Or5b98 G A 19: 12,931,696 (GRCm39) V248I possibly damaging Het
Or5m13b A G 2: 85,754,087 (GRCm39) I158M probably benign Het
Or8c16 A G 9: 38,130,728 (GRCm39) Y203C possibly damaging Het
Pcca T A 14: 123,050,634 (GRCm39) M101K possibly damaging Het
Plekha6 A G 1: 133,212,708 (GRCm39) T671A possibly damaging Het
Prex2 G A 1: 11,232,536 (GRCm39) V868M probably damaging Het
Prkcq G A 2: 11,284,332 (GRCm39) V501I probably benign Het
Prom1 T A 5: 44,168,595 (GRCm39) probably benign Het
Ptprd A G 4: 76,051,398 (GRCm39) V41A probably damaging Het
Rab39 C T 9: 53,597,698 (GRCm39) G189E possibly damaging Het
Ret T C 6: 118,157,343 (GRCm39) K236E possibly damaging Het
Rfx6 G A 10: 51,596,153 (GRCm39) probably null Het
Rnf213 A G 11: 119,352,744 (GRCm39) T3916A probably damaging Het
Rpn1 A G 6: 88,072,665 (GRCm39) N336S probably damaging Het
Sag G A 1: 87,733,037 (GRCm39) A2T probably damaging Het
Sco2 T C 15: 89,256,063 (GRCm39) Y197C probably damaging Het
Sec23b T C 2: 144,408,864 (GRCm39) I183T possibly damaging Het
Sec24b C T 3: 129,781,377 (GRCm39) V1166M probably damaging Het
Slc27a5 A T 7: 12,727,339 (GRCm39) F361Y probably damaging Het
Spaca9 A G 2: 28,586,013 (GRCm39) L17P probably damaging Het
Sqor T C 2: 122,646,027 (GRCm39) probably null Het
Stx18 A G 5: 38,292,588 (GRCm39) H230R probably damaging Het
Tas2r130 A T 6: 131,607,732 (GRCm39) I21N probably damaging Het
Tcaf3 A G 6: 42,570,658 (GRCm39) S365P possibly damaging Het
Tinagl1 G A 4: 130,060,765 (GRCm39) H351Y probably damaging Het
Tmc2 T C 2: 130,074,305 (GRCm39) Y333H probably damaging Het
Trp53bp2 A T 1: 182,270,384 (GRCm39) T395S probably damaging Het
Tsc22d1 T C 14: 76,655,773 (GRCm39) S751P probably damaging Het
Ttn A G 2: 76,657,368 (GRCm39) probably benign Het
Ugdh T C 5: 65,574,268 (GRCm39) Y425C probably damaging Het
Vmn1r115 G A 7: 20,578,094 (GRCm39) L273F probably null Het
Vmn2r109 A T 17: 20,761,448 (GRCm39) C636* probably null Het
Vmn2r59 A C 7: 41,693,203 (GRCm39) Y466D probably damaging Het
Zic5 C T 14: 122,702,242 (GRCm39) G163D unknown Het
Other mutations in Grin2b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00494:Grin2b APN 6 135,713,329 (GRCm39) missense possibly damaging 0.55
IGL00835:Grin2b APN 6 135,710,568 (GRCm39) missense probably damaging 1.00
IGL01401:Grin2b APN 6 135,713,361 (GRCm39) missense probably damaging 1.00
IGL01523:Grin2b APN 6 136,021,263 (GRCm39) missense probably null 0.99
IGL01719:Grin2b APN 6 135,710,379 (GRCm39) missense probably damaging 0.97
IGL01907:Grin2b APN 6 135,710,738 (GRCm39) missense probably damaging 1.00
IGL01996:Grin2b APN 6 135,709,584 (GRCm39) missense probably damaging 1.00
IGL02309:Grin2b APN 6 135,713,470 (GRCm39) missense probably damaging 1.00
IGL02312:Grin2b APN 6 135,716,088 (GRCm39) missense probably damaging 1.00
IGL02409:Grin2b APN 6 136,020,906 (GRCm39) missense possibly damaging 0.89
IGL02527:Grin2b APN 6 135,900,389 (GRCm39) missense probably damaging 1.00
IGL02535:Grin2b APN 6 135,756,367 (GRCm39) missense possibly damaging 0.70
IGL02570:Grin2b APN 6 135,899,996 (GRCm39) missense probably damaging 1.00
IGL02702:Grin2b APN 6 135,716,130 (GRCm39) missense probably damaging 0.99
IGL03001:Grin2b APN 6 135,716,113 (GRCm39) missense probably damaging 1.00
IGL03274:Grin2b APN 6 135,757,253 (GRCm39) missense possibly damaging 0.90
R0055:Grin2b UTSW 6 135,900,201 (GRCm39) missense probably benign
R0055:Grin2b UTSW 6 135,900,201 (GRCm39) missense probably benign
R0164:Grin2b UTSW 6 135,755,646 (GRCm39) splice site probably benign
R0194:Grin2b UTSW 6 135,756,303 (GRCm39) missense probably damaging 1.00
R0594:Grin2b UTSW 6 135,710,927 (GRCm39) missense probably damaging 1.00
R1434:Grin2b UTSW 6 135,820,193 (GRCm39) missense probably benign 0.04
R1928:Grin2b UTSW 6 136,021,044 (GRCm39) missense probably damaging 1.00
R1942:Grin2b UTSW 6 135,709,730 (GRCm39) missense possibly damaging 0.93
R1996:Grin2b UTSW 6 136,021,209 (GRCm39) missense possibly damaging 0.52
R2002:Grin2b UTSW 6 135,710,243 (GRCm39) missense probably damaging 1.00
R2103:Grin2b UTSW 6 135,757,138 (GRCm39) missense probably benign 0.02
R2127:Grin2b UTSW 6 135,755,698 (GRCm39) missense probably benign 0.03
R2495:Grin2b UTSW 6 135,710,180 (GRCm39) missense probably damaging 1.00
R2656:Grin2b UTSW 6 135,710,427 (GRCm39) missense probably damaging 1.00
R2847:Grin2b UTSW 6 135,717,951 (GRCm39) missense probably damaging 1.00
R2866:Grin2b UTSW 6 135,710,637 (GRCm39) missense probably damaging 1.00
R2867:Grin2b UTSW 6 135,710,637 (GRCm39) missense probably damaging 1.00
R2867:Grin2b UTSW 6 135,710,637 (GRCm39) missense probably damaging 1.00
R3196:Grin2b UTSW 6 135,709,453 (GRCm39) small deletion probably benign
R3418:Grin2b UTSW 6 135,820,108 (GRCm39) missense probably benign 0.02
R3808:Grin2b UTSW 6 135,900,269 (GRCm39) missense probably damaging 0.99
R4028:Grin2b UTSW 6 135,713,433 (GRCm39) missense probably damaging 1.00
R4602:Grin2b UTSW 6 135,755,739 (GRCm39) missense probably damaging 1.00
R4624:Grin2b UTSW 6 135,710,823 (GRCm39) missense probably damaging 0.99
R4677:Grin2b UTSW 6 135,751,870 (GRCm39) missense probably benign 0.13
R4744:Grin2b UTSW 6 135,755,697 (GRCm39) missense probably damaging 1.00
R5020:Grin2b UTSW 6 135,710,405 (GRCm39) missense probably benign 0.01
R5051:Grin2b UTSW 6 135,756,393 (GRCm39) missense possibly damaging 0.84
R5105:Grin2b UTSW 6 135,709,439 (GRCm39) missense probably benign 0.03
R5125:Grin2b UTSW 6 135,900,297 (GRCm39) missense possibly damaging 0.89
R5146:Grin2b UTSW 6 135,756,340 (GRCm39) missense probably damaging 1.00
R5318:Grin2b UTSW 6 135,710,916 (GRCm39) missense probably damaging 0.99
R5349:Grin2b UTSW 6 136,021,281 (GRCm39) missense possibly damaging 0.93
R5426:Grin2b UTSW 6 135,709,366 (GRCm39) missense probably damaging 1.00
R5438:Grin2b UTSW 6 135,713,304 (GRCm39) missense probably damaging 1.00
R5439:Grin2b UTSW 6 135,713,304 (GRCm39) missense probably damaging 1.00
R5440:Grin2b UTSW 6 135,713,304 (GRCm39) missense probably damaging 1.00
R5530:Grin2b UTSW 6 135,710,721 (GRCm39) missense probably benign 0.00
R5603:Grin2b UTSW 6 135,900,395 (GRCm39) missense probably damaging 1.00
R5657:Grin2b UTSW 6 135,710,085 (GRCm39) missense possibly damaging 0.48
R5788:Grin2b UTSW 6 135,717,962 (GRCm39) missense probably benign 0.24
R5941:Grin2b UTSW 6 135,713,371 (GRCm39) missense probably damaging 0.99
R6057:Grin2b UTSW 6 135,710,942 (GRCm39) missense possibly damaging 0.84
R6137:Grin2b UTSW 6 135,900,456 (GRCm39) missense possibly damaging 0.89
R6216:Grin2b UTSW 6 135,749,397 (GRCm39) missense probably damaging 1.00
R6309:Grin2b UTSW 6 135,710,025 (GRCm39) missense probably benign 0.00
R6316:Grin2b UTSW 6 135,757,277 (GRCm39) missense probably benign 0.00
R6419:Grin2b UTSW 6 135,717,965 (GRCm39) missense probably damaging 1.00
R6551:Grin2b UTSW 6 135,710,342 (GRCm39) missense probably damaging 1.00
R6612:Grin2b UTSW 6 135,717,996 (GRCm39) missense probably damaging 1.00
R6616:Grin2b UTSW 6 135,709,549 (GRCm39) missense probably benign
R6647:Grin2b UTSW 6 135,710,108 (GRCm39) missense probably damaging 1.00
R6806:Grin2b UTSW 6 135,751,826 (GRCm39) missense possibly damaging 0.84
R6976:Grin2b UTSW 6 135,757,198 (GRCm39) missense probably benign
R7033:Grin2b UTSW 6 135,900,036 (GRCm39) missense probably damaging 1.00
R7058:Grin2b UTSW 6 135,757,304 (GRCm39) missense probably damaging 0.97
R7144:Grin2b UTSW 6 135,710,474 (GRCm39) missense possibly damaging 0.50
R7190:Grin2b UTSW 6 135,709,946 (GRCm39) missense possibly damaging 0.46
R7238:Grin2b UTSW 6 135,757,249 (GRCm39) missense probably damaging 0.97
R7453:Grin2b UTSW 6 135,717,947 (GRCm39) missense possibly damaging 0.56
R7553:Grin2b UTSW 6 135,749,394 (GRCm39) missense possibly damaging 0.88
R7585:Grin2b UTSW 6 135,756,301 (GRCm39) missense probably damaging 0.99
R7615:Grin2b UTSW 6 135,900,362 (GRCm39) missense probably damaging 1.00
R7632:Grin2b UTSW 6 135,709,553 (GRCm39) missense probably benign 0.02
R7779:Grin2b UTSW 6 135,755,792 (GRCm39) nonsense probably null
R8058:Grin2b UTSW 6 135,710,225 (GRCm39) missense probably damaging 1.00
R8084:Grin2b UTSW 6 135,710,486 (GRCm39) missense probably benign 0.03
R8145:Grin2b UTSW 6 135,709,497 (GRCm39) missense probably benign 0.01
R8308:Grin2b UTSW 6 135,900,074 (GRCm39) missense probably damaging 0.99
R8357:Grin2b UTSW 6 135,709,197 (GRCm39) missense probably benign 0.00
R8379:Grin2b UTSW 6 135,899,967 (GRCm39) missense probably damaging 1.00
R8429:Grin2b UTSW 6 135,710,914 (GRCm39) missense probably damaging 1.00
R8457:Grin2b UTSW 6 135,709,197 (GRCm39) missense probably benign 0.00
R8746:Grin2b UTSW 6 135,899,985 (GRCm39) missense probably benign 0.02
R8925:Grin2b UTSW 6 135,749,339 (GRCm39) missense probably damaging 0.97
R8927:Grin2b UTSW 6 135,749,339 (GRCm39) missense probably damaging 0.97
R8963:Grin2b UTSW 6 136,021,007 (GRCm39) missense probably damaging 1.00
R9075:Grin2b UTSW 6 135,709,509 (GRCm39) frame shift probably null
R9076:Grin2b UTSW 6 135,709,509 (GRCm39) frame shift probably null
R9172:Grin2b UTSW 6 135,756,255 (GRCm39) missense possibly damaging 0.84
R9520:Grin2b UTSW 6 135,710,399 (GRCm39) missense probably damaging 1.00
R9740:Grin2b UTSW 6 135,899,868 (GRCm39) critical splice donor site probably null
RF001:Grin2b UTSW 6 136,021,238 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- CCTCACAGGGTGGGTTATTG -3'
(R):5'- TTCAGCAAACTGCCTGCCTC -3'

Sequencing Primer
(F):5'- ACGACTTGCAGTCTGAATGC -3'
(R):5'- AAACTGCCTGCCTCACGATTC -3'
Posted On 2014-08-25