Incidental Mutation 'R2257:Grm8'
ID 243444
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 040257-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R2257 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 27760224 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Serine at position 369 (C369S)
Ref Sequence ENSEMBL: ENSMUSP00000110979 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897]
AlphaFold P47743
Predicted Effect possibly damaging
Transcript: ENSMUST00000090512
AA Change: C369S

PolyPhen 2 Score 0.618 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: C369S

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 probably damaging
Transcript: ENSMUST00000115323
AA Change: C369S

PolyPhen 2 Score 0.977 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: C369S

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 probably damaging
Transcript: ENSMUST00000115324
AA Change: C369S

PolyPhen 2 Score 0.977 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: C369S

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 probably benign
Transcript: ENSMUST00000131897
SMART Domains Protein: ENSMUSP00000120394
Gene: ENSMUSG00000024211

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 294 5.8e-66 PFAM
Meta Mutation Damage Score 0.7008 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.2%
Validation Efficiency 96% (70/73)
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: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930567H17Rik A T X: 69,438,012 (GRCm39) W94R probably damaging Het
Abcc3 C T 11: 94,254,420 (GRCm39) V693M probably damaging Het
Acp7 A C 7: 28,313,838 (GRCm39) W399G probably damaging Het
Ap1s1 T C 5: 137,070,633 (GRCm39) Y94C possibly damaging Het
Arhgap32 T C 9: 32,158,793 (GRCm39) I186T probably damaging Het
Atg4a A G X: 139,890,984 (GRCm39) I91V probably benign Het
Atp7b T G 8: 22,488,282 (GRCm39) T1102P probably damaging Het
Cabs1 T C 5: 88,128,074 (GRCm39) S242P probably damaging Het
Cass4 T C 2: 172,269,390 (GRCm39) F493L probably damaging Het
Cass4 C T 2: 172,274,478 (GRCm39) P753L probably damaging Het
Cdk14 T A 5: 4,938,924 (GRCm39) M433L probably benign Het
Cep162 C A 9: 87,088,967 (GRCm39) D972Y probably damaging Het
Cfap100 C G 6: 90,390,802 (GRCm39) R184P possibly damaging Het
Cimip3 AC A 17: 47,744,348 (GRCm39) probably benign Het
Clasrp A G 7: 19,320,510 (GRCm39) probably benign Het
Copb1 T A 7: 113,853,110 (GRCm39) D29V possibly damaging Het
Cyp2b9 G A 7: 25,873,030 (GRCm39) probably null Het
Dhx36 C T 3: 62,385,064 (GRCm39) G683S probably damaging Het
Dnaaf11 T A 15: 66,309,436 (GRCm39) probably benign Het
Dnah10 T A 5: 124,838,301 (GRCm39) I1110N probably damaging Het
Dnajc3 C G 14: 119,210,114 (GRCm39) P322A probably benign Het
Eml4 A G 17: 83,785,189 (GRCm39) T785A probably damaging Het
Fam228a T C 12: 4,787,775 (GRCm39) probably benign Het
Fam83e A T 7: 45,378,193 (GRCm39) K406* probably null Het
Fam83e A T 7: 45,378,194 (GRCm39) K406M possibly damaging Het
Fam90a1a T A 8: 22,453,533 (GRCm39) L296Q possibly damaging Het
Fat1 A G 8: 45,403,408 (GRCm39) Y53C probably damaging Het
Fcrl2 T C 3: 87,166,928 (GRCm39) I22V probably damaging Het
Fryl T A 5: 73,230,187 (GRCm39) N1657Y possibly damaging Het
Greb1l A G 18: 10,503,307 (GRCm39) M453V possibly damaging Het
Hdc G A 2: 126,458,000 (GRCm39) probably null Het
Hsf3 A T X: 95,363,928 (GRCm39) L191* probably null Het
Iqca1l C T 5: 24,757,038 (GRCm39) probably benign Het
Kif4 A T X: 99,769,737 (GRCm39) N1126Y probably benign Het
Lat2 T C 5: 134,631,481 (GRCm39) D191G probably damaging Het
Lipt2 C T 7: 99,808,601 (GRCm39) T38I probably benign Het
Lmo7 T C 14: 102,137,566 (GRCm39) L634P probably damaging Het
Magea2 A T X: 153,810,855 (GRCm39) L243Q probably damaging Het
Mctp2 A G 7: 71,835,568 (GRCm39) L543P probably damaging Het
Mgat4a T C 1: 37,529,394 (GRCm39) N24D probably benign Het
Mical3 A T 6: 121,010,696 (GRCm39) S429T possibly damaging Het
Mrps35 A G 6: 146,972,125 (GRCm39) E256G possibly damaging Het
Mybbp1a T A 11: 72,337,021 (GRCm39) S586T probably benign Het
Myo1e G A 9: 70,285,655 (GRCm39) probably null Het
Nob1 A G 8: 108,143,729 (GRCm39) probably benign Het
Nom1 T A 5: 29,642,750 (GRCm39) V417D probably damaging Het
Nphs1 A T 7: 30,167,417 (GRCm39) I782F possibly damaging Het
Numa1 A G 7: 101,649,998 (GRCm39) E1243G probably damaging Het
Or52e7 A G 7: 104,685,026 (GRCm39) Y207C probably benign Het
Or7g27 A G 9: 19,249,789 (GRCm39) E11G probably benign Het
Padi4 G A 4: 140,487,251 (GRCm39) T217I possibly damaging Het
Pias3 C T 3: 96,606,962 (GRCm39) T75I probably benign Het
Ppp1r37 G T 7: 19,295,943 (GRCm39) probably benign Het
Prrc2a G A 17: 35,380,044 (GRCm39) P185L unknown Het
Prss57 C T 10: 79,623,204 (GRCm39) C81Y probably damaging Het
Psen1 C T 12: 83,761,594 (GRCm39) S132L probably damaging Het
Ranbp6 A G 19: 29,788,949 (GRCm39) S468P possibly damaging Het
Sla2 G A 2: 156,717,862 (GRCm39) R137C probably damaging Het
Slc2a9 T C 5: 38,610,542 (GRCm39) T86A probably damaging Het
Slco1a6 A T 6: 142,036,742 (GRCm39) M555K probably benign Het
Thoc1 C A 18: 9,993,466 (GRCm39) D608E possibly damaging Het
Tmem121b A T 6: 120,469,030 (GRCm39) Y562* probably null Het
Tmem121b A G 6: 120,469,032 (GRCm39) Y562H probably damaging Het
Tmprss7 A T 16: 45,506,696 (GRCm39) M122K possibly damaging Het
Tmub1 C A 5: 24,651,922 (GRCm39) G14V possibly damaging Het
Uap1 A T 1: 169,986,312 (GRCm39) probably benign Het
Ugdh A T 5: 65,574,458 (GRCm39) probably benign Het
Vmn2r59 A T 7: 41,661,669 (GRCm39) C715* probably null Het
Vps13a G A 19: 16,659,538 (GRCm39) T1663I possibly damaging Het
Vps13c A C 9: 67,860,228 (GRCm39) I2815L possibly damaging Het
Zc3h3 G T 15: 75,711,415 (GRCm39) Q349K possibly damaging 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
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
R3804: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'- TACTGAGTGCTGAGCTCGTG -3'
(R):5'- AAGATTGTGACAGCACTGGC -3'

Sequencing Primer
(F):5'- TAAGTTTGCAAGACCTAGGGGCC -3'
(R):5'- GCACTGGCTACCTTATTGAATTAGC -3'
Posted On 2014-10-16