Incidental Mutation 'R3804:Grm8'
ID 274489
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 040879-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3804 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 28125635 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Histidine at position 164 (N164H)
Ref Sequence ENSEMBL: ENSMUSP00000120394 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897] [ENSMUST00000132755]
AlphaFold P47743
Predicted Effect possibly damaging
Transcript: ENSMUST00000090512
AA Change: N164H

PolyPhen 2 Score 0.954 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: N164H

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 478 9.6e-102 PFAM
Pfam:Peripla_BP_6 141 375 1.3e-9 PFAM
Pfam:NCD3G 512 562 5e-17 PFAM
Pfam:7tm_3 593 841 4.7e-88 PFAM
low complexity region 887 905 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000115323
AA Change: N164H

PolyPhen 2 Score 0.832 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: N164H

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 478 3.3e-107 PFAM
Pfam:NCD3G 512 562 9e-14 PFAM
Pfam:7tm_3 595 840 6.8e-58 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000115324
AA Change: N164H

PolyPhen 2 Score 0.832 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: N164H

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 478 2.1e-101 PFAM
Pfam:Peripla_BP_6 141 375 9.2e-10 PFAM
Pfam:NCD3G 512 562 2.8e-16 PFAM
Pfam:7tm_3 593 841 2.4e-87 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000131897
AA Change: N164H

PolyPhen 2 Score 0.954 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000120394
Gene: ENSMUSG00000024211
AA Change: N164H

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 294 5.8e-66 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000132755
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146727
Meta Mutation Damage Score 0.2839 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
Validation Efficiency 100% (67/67)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] L-glutamate is the major excitatory neurotransmitter in the central nervous system and activates both ionotropic and metabotropic glutamate receptors. Glutamatergic neurotransmission is involved in most aspects of normal brain function and can be perturbed in many neuropathologic conditions. The metabotropic glutamate receptors are a family of G protein-coupled receptors, that have been divided into 3 groups on the basis of sequence homology, putative signal transduction mechanisms, and pharmacologic properties. Group I includes GRM1 and GRM5 and these receptors have been shown to activate phospholipase C. Group II includes GRM2 and GRM3 while Group III includes GRM4, GRM6, GRM7 and GRM8. Group II and III receptors are linked to the inhibition of the cyclic AMP cascade but differ in their agonist selectivities. Alternatively spliced transcript variants encoding different isoforms have been described for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele are overweight and mildly insulin resistant, and display increased anxiety-related responses and reduced exploration in a new environment. Mice homozygous for a different knock-out allele exhibit altered excitatory responses in the dentate gyrus. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700011L22Rik C T 8: 79,974,922 (GRCm39) E54K probably benign Het
Adgra1 A G 7: 139,425,510 (GRCm39) T8A probably benign Het
Alms1 A G 6: 85,596,629 (GRCm39) Y954C probably damaging Het
AU021092 A C 16: 5,034,626 (GRCm39) F199V possibly damaging Het
Bahcc1 C T 11: 120,174,184 (GRCm39) P1648L probably benign Het
Cacna1s T A 1: 136,034,756 (GRCm39) C1319S possibly damaging Het
Capn13 G A 17: 73,646,396 (GRCm39) P339L probably benign Het
Ccdc39 A T 3: 33,874,044 (GRCm39) M596K probably damaging Het
Cfap418 A G 4: 10,898,014 (GRCm39) T199A probably benign Het
Cntn5 A G 9: 9,781,668 (GRCm39) probably benign Het
Cyth4 A G 15: 78,494,002 (GRCm39) K159E probably damaging Het
Dgkz C A 2: 91,769,975 (GRCm39) R563L probably benign Het
Dnah8 A G 17: 30,889,621 (GRCm39) E718G probably benign Het
Dop1a T C 9: 86,403,048 (GRCm39) L1416P probably damaging Het
Dstyk G A 1: 132,377,464 (GRCm39) A110T probably damaging Het
Eif1 A G 11: 100,211,650 (GRCm39) K95E probably damaging Het
Espnl A G 1: 91,249,943 (GRCm39) D30G probably benign Het
Gast T C 11: 100,227,636 (GRCm39) S73P probably damaging Het
Gmppb T C 9: 107,927,773 (GRCm39) Y176H probably damaging Het
Grap2 A G 15: 80,507,947 (GRCm39) T4A possibly damaging Het
Gstm3 G A 3: 107,871,551 (GRCm39) T210I probably benign Het
Gtf3c3 A G 1: 54,463,166 (GRCm39) probably null Het
Hmcn2 A G 2: 31,242,897 (GRCm39) probably null Het
Icam2 A G 11: 106,271,648 (GRCm39) L94P probably damaging Het
Iqcm C A 8: 76,396,021 (GRCm39) T188K possibly damaging Het
Jarid2 T A 13: 45,056,307 (GRCm39) N365K probably benign Het
Kank4 A G 4: 98,668,370 (GRCm39) S26P probably damaging Het
Lgr4 A G 2: 109,838,542 (GRCm39) K498E probably benign Het
Meltf A G 16: 31,703,816 (GRCm39) H181R probably benign Het
Mslnl G A 17: 25,961,908 (GRCm39) V128M probably damaging Het
Nf1 A G 11: 79,450,347 (GRCm39) D511G probably null Het
Nhlrc3 A G 3: 53,366,052 (GRCm39) V147A possibly damaging Het
Nrap C T 19: 56,310,211 (GRCm39) D1595N probably damaging Het
Or1e16 T C 11: 73,286,776 (GRCm39) Q24R probably benign Het
Or5p4 A T 7: 107,680,378 (GRCm39) I126F probably damaging Het
Or6c212 T A 10: 129,558,918 (GRCm39) D165V possibly damaging Het
Or6n2 T A 1: 173,897,474 (GRCm39) N203K probably damaging Het
Pak3 G A X: 142,492,727 (GRCm39) V87I probably damaging Het
Pgm2l1 T C 7: 99,901,474 (GRCm39) V121A probably benign Het
Phf19 A G 2: 34,789,670 (GRCm39) L350P probably damaging Het
Phf8 T C X: 150,355,572 (GRCm39) S512P possibly damaging Het
Phkb G T 8: 86,648,858 (GRCm39) E225* probably null Het
Pif1 T A 9: 65,495,588 (GRCm39) V166E probably damaging Het
Plaa T C 4: 94,458,125 (GRCm39) D615G probably damaging Het
Prpf4b T C 13: 35,067,665 (GRCm39) probably benign Het
Rxra T C 2: 27,646,272 (GRCm39) C374R probably damaging Het
Septin3 T C 15: 82,170,630 (GRCm39) probably benign Het
Skint4 G T 4: 111,975,378 (GRCm39) V113L probably damaging Het
Slc16a10 G C 10: 39,932,620 (GRCm39) H314D possibly damaging Het
Slc22a15 C T 3: 101,804,590 (GRCm39) G145D probably damaging Het
Slc28a1 A T 7: 80,775,969 (GRCm39) I222F probably damaging Het
Slc43a2 T C 11: 75,454,424 (GRCm39) L323P probably benign Het
Sorbs3 A G 14: 70,436,800 (GRCm39) probably benign Het
Spink10 C T 18: 62,786,485 (GRCm39) probably benign Het
Suclg2 A T 6: 95,474,649 (GRCm39) I372N probably damaging Het
Sun1 C A 5: 139,211,117 (GRCm39) C164* probably null Het
Tax1bp1 T C 6: 52,719,770 (GRCm39) F453L probably benign Het
Tmem54 A G 4: 129,002,013 (GRCm39) N9S probably benign Het
Tmx4 A G 2: 134,462,497 (GRCm39) W145R probably damaging Het
Top1 A G 2: 160,544,688 (GRCm39) H268R probably damaging Het
Ttn A G 2: 76,641,075 (GRCm39) L13598P probably damaging Het
Vmn1r40 A G 6: 89,691,991 (GRCm39) I269M probably benign Het
Wdr7 G T 18: 63,853,907 (GRCm39) R80L probably benign Het
Zap70 A T 1: 36,810,223 (GRCm39) Q111L possibly damaging Het
Zfp808 T A 13: 62,319,897 (GRCm39) H375Q probably damaging Het
Zkscan2 A T 7: 123,094,365 (GRCm39) probably benign Het
Other mutations in Grm8
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01310:Grm8 APN 6 27,363,800 (GRCm39) missense probably damaging 1.00
IGL01412:Grm8 APN 6 27,762,460 (GRCm39) missense probably damaging 1.00
IGL02329:Grm8 APN 6 27,363,115 (GRCm39) missense probably damaging 1.00
IGL02342:Grm8 APN 6 27,363,803 (GRCm39) missense probably benign 0.00
IGL02584:Grm8 APN 6 27,762,438 (GRCm39) missense probably benign 0.35
IGL03040:Grm8 APN 6 28,126,122 (GRCm39) start codon destroyed probably null 0.01
IGL03112:Grm8 APN 6 27,363,262 (GRCm39) missense probably damaging 1.00
IGL03139:Grm8 APN 6 27,618,649 (GRCm39) missense probably damaging 1.00
IGL03287:Grm8 APN 6 27,760,254 (GRCm39) missense possibly damaging 0.86
R0137:Grm8 UTSW 6 27,762,389 (GRCm39) missense probably damaging 0.99
R0266:Grm8 UTSW 6 27,285,895 (GRCm39) missense probably damaging 1.00
R0347:Grm8 UTSW 6 27,981,221 (GRCm39) missense probably benign 0.37
R0580:Grm8 UTSW 6 27,761,370 (GRCm39) splice site probably benign
R0698:Grm8 UTSW 6 27,363,913 (GRCm39) missense probably damaging 1.00
R0833:Grm8 UTSW 6 27,363,178 (GRCm39) missense probably damaging 1.00
R1301:Grm8 UTSW 6 27,981,200 (GRCm39) missense possibly damaging 0.94
R1323:Grm8 UTSW 6 28,125,973 (GRCm39) missense probably damaging 1.00
R1323:Grm8 UTSW 6 28,125,973 (GRCm39) missense probably damaging 1.00
R1471:Grm8 UTSW 6 27,363,308 (GRCm39) missense possibly damaging 0.79
R1554:Grm8 UTSW 6 28,125,852 (GRCm39) missense probably benign 0.01
R1638:Grm8 UTSW 6 28,125,882 (GRCm39) nonsense probably null
R1763:Grm8 UTSW 6 27,285,866 (GRCm39) missense possibly damaging 0.79
R1899:Grm8 UTSW 6 28,125,894 (GRCm39) missense probably damaging 1.00
R1902:Grm8 UTSW 6 27,429,481 (GRCm39) missense probably damaging 1.00
R1916:Grm8 UTSW 6 27,363,583 (GRCm39) missense probably benign 0.01
R2257:Grm8 UTSW 6 27,760,224 (GRCm39) missense probably damaging 0.98
R2351:Grm8 UTSW 6 28,126,118 (GRCm39) missense possibly damaging 0.66
R2396:Grm8 UTSW 6 27,761,241 (GRCm39) missense probably damaging 0.98
R3801:Grm8 UTSW 6 28,125,635 (GRCm39) missense possibly damaging 0.95
R3802:Grm8 UTSW 6 28,125,635 (GRCm39) missense possibly damaging 0.95
R3803:Grm8 UTSW 6 28,125,635 (GRCm39) missense possibly damaging 0.95
R3830:Grm8 UTSW 6 27,761,228 (GRCm39) nonsense probably null
R3844:Grm8 UTSW 6 27,429,507 (GRCm39) missense possibly damaging 0.69
R4006:Grm8 UTSW 6 27,981,229 (GRCm39) missense probably damaging 1.00
R4077:Grm8 UTSW 6 27,760,208 (GRCm39) missense probably benign 0.01
R4395:Grm8 UTSW 6 27,429,431 (GRCm39) missense probably damaging 0.98
R4436:Grm8 UTSW 6 27,761,237 (GRCm39) missense possibly damaging 0.48
R4810:Grm8 UTSW 6 27,761,295 (GRCm39) missense possibly damaging 0.87
R5357:Grm8 UTSW 6 27,762,418 (GRCm39) missense probably damaging 1.00
R5677:Grm8 UTSW 6 27,761,203 (GRCm39) critical splice donor site probably null
R5983:Grm8 UTSW 6 27,760,220 (GRCm39) missense probably benign 0.03
R5990:Grm8 UTSW 6 27,363,623 (GRCm39) missense probably damaging 1.00
R6365:Grm8 UTSW 6 27,363,226 (GRCm39) missense probably damaging 1.00
R6454:Grm8 UTSW 6 27,363,775 (GRCm39) missense possibly damaging 0.68
R6713:Grm8 UTSW 6 27,363,190 (GRCm39) missense probably damaging 1.00
R6960:Grm8 UTSW 6 27,981,281 (GRCm39) missense probably damaging 0.98
R7194:Grm8 UTSW 6 27,618,486 (GRCm39) missense probably benign 0.01
R7259:Grm8 UTSW 6 27,760,175 (GRCm39) missense probably null 0.99
R7305:Grm8 UTSW 6 27,761,354 (GRCm39) missense possibly damaging 0.51
R7421:Grm8 UTSW 6 27,762,476 (GRCm39) missense possibly damaging 0.66
R7561:Grm8 UTSW 6 27,429,524 (GRCm39) missense probably benign 0.44
R7605:Grm8 UTSW 6 27,618,678 (GRCm39) missense probably damaging 1.00
R7651:Grm8 UTSW 6 27,760,257 (GRCm39) missense possibly damaging 0.46
R7775:Grm8 UTSW 6 27,363,671 (GRCm39) missense possibly damaging 0.89
R7778:Grm8 UTSW 6 27,363,671 (GRCm39) missense possibly damaging 0.89
R7781:Grm8 UTSW 6 27,285,786 (GRCm39) missense probably benign
R7785:Grm8 UTSW 6 27,618,636 (GRCm39) missense probably damaging 0.99
R7898:Grm8 UTSW 6 27,762,422 (GRCm39) missense probably damaging 1.00
R8272:Grm8 UTSW 6 27,363,281 (GRCm39) missense probably damaging 1.00
R8274:Grm8 UTSW 6 27,761,335 (GRCm39) missense probably benign 0.31
R8501:Grm8 UTSW 6 27,618,540 (GRCm39) missense probably damaging 0.98
R8695:Grm8 UTSW 6 28,126,030 (GRCm39) missense probably benign 0.01
R8824:Grm8 UTSW 6 27,761,351 (GRCm39) missense probably damaging 1.00
R8869:Grm8 UTSW 6 27,363,752 (GRCm39) missense probably benign 0.26
R9322:Grm8 UTSW 6 27,363,728 (GRCm39) missense possibly damaging 0.88
R9337:Grm8 UTSW 6 27,761,214 (GRCm39) missense probably benign 0.01
R9518:Grm8 UTSW 6 27,429,469 (GRCm39) missense probably benign 0.01
RF013:Grm8 UTSW 6 27,363,779 (GRCm39) missense probably damaging 1.00
Z1176:Grm8 UTSW 6 28,126,026 (GRCm39) missense probably benign 0.19
Predicted Primers PCR Primer
(F):5'- TTGGTGGAAACGCAAGCAC -3'
(R):5'- ATAAGGACCCCGATCTCCTC -3'

Sequencing Primer
(F):5'- CAGAATGCCCCACTTGAGG -3'
(R):5'- TTGACACATGTTCCAGGGAC -3'
Posted On 2015-04-02