Incidental Mutation 'R8824:Grm8'
ID 673323
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 068657-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8824 (G1)
Quality Score 225.009
Status Validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 27761351 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Serine at position 291 (L291S)
Ref Sequence ENSEMBL: ENSMUSP00000087998 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897]
AlphaFold P47743
Predicted Effect probably damaging
Transcript: ENSMUST00000090512
AA Change: L291S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: L291S

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: L291S

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: L291S

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: L291S

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: L291S

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 damaging
Transcript: ENSMUST00000131897
AA Change: L291S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000120394
Gene: ENSMUSG00000024211
AA Change: L291S

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 294 5.8e-66 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.5%
Validation Efficiency 100% (63/63)
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: 65 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Accsl A T 2: 93,693,195 (GRCm39) V260D probably damaging Het
Adora2a G A 10: 75,162,013 (GRCm39) A51T probably damaging Het
Afg1l G A 10: 42,314,383 (GRCm39) P128S possibly damaging Het
Ago4 C A 4: 126,400,977 (GRCm39) V623L probably benign Het
Akap11 A T 14: 78,753,787 (GRCm39) N112K Het
C1ra A T 6: 124,494,654 (GRCm39) I306F probably damaging Het
Ccdc73 A G 2: 104,822,222 (GRCm39) N724D possibly damaging Het
Cd248 A G 19: 5,119,645 (GRCm39) I498V probably benign Het
Clrn1 A T 3: 58,792,314 (GRCm39) S50T probably benign Het
Col7a1 A G 9: 108,796,093 (GRCm39) K1553R unknown Het
Cxcr6 A C 9: 123,640,006 (GRCm39) T343P probably benign Het
Cyp11b2 T A 15: 74,727,914 (GRCm39) Q56L probably damaging Het
Dip2a A G 10: 76,114,320 (GRCm39) probably null Het
Dnmbp A G 19: 43,838,276 (GRCm39) V742A probably benign Het
Dusp16 A T 6: 134,716,732 (GRCm39) S192T probably benign Het
Ehbp1 A T 11: 22,182,053 (GRCm39) D87E probably damaging Het
Fgl1 A G 8: 41,652,748 (GRCm39) V150A probably benign Het
Flt3 T C 5: 147,271,673 (GRCm39) D873G probably damaging Het
Gart T C 16: 91,427,591 (GRCm39) D469G possibly damaging Het
Gm28168 T G 1: 117,875,625 (GRCm39) S85A probably benign Het
Golgb1 A G 16: 36,736,051 (GRCm39) D1807G probably benign Het
Gucy2d C T 7: 98,092,676 (GRCm39) P18S possibly damaging Het
Ifna15 C T 4: 88,475,998 (GRCm39) C162Y probably damaging Het
Iqub C A 6: 24,479,307 (GRCm39) E412* probably null Het
Krt4 T A 15: 101,829,077 (GRCm39) D312V Het
Krtap26-1 T C 16: 88,444,324 (GRCm39) Y99C probably damaging Het
Krtap26-1 A T 16: 88,444,303 (GRCm39) I106N probably damaging Het
Lipn T C 19: 34,062,116 (GRCm39) I357T probably benign Het
Lrrc14b A G 13: 74,512,068 (GRCm39) L4P probably damaging Het
Mrgpra9 A T 7: 46,885,041 (GRCm39) C209S probably benign Het
Myh7b A G 2: 155,472,301 (GRCm39) N1291D probably benign Het
Myo5a A G 9: 75,074,328 (GRCm39) T746A probably damaging Het
Myom2 A C 8: 15,164,169 (GRCm39) E1021D possibly damaging Het
Ncoa2 C T 1: 13,247,409 (GRCm39) R338H probably benign Het
Ncor2 A G 5: 125,195,821 (GRCm39) F91L Het
Neb C G 2: 52,106,923 (GRCm39) A4407P probably damaging Het
Or10u4 C T 10: 129,801,661 (GRCm39) V297M probably damaging Het
Or1j18 A T 2: 36,625,203 (GRCm39) Y290F probably damaging Het
Or4b1b A G 2: 90,126,356 (GRCm39) I283T probably damaging Het
Or5d47 A G 2: 87,804,347 (GRCm39) F221L probably benign Het
Or5p76 T G 7: 108,122,350 (GRCm39) Y269S probably benign Het
Or5w12 T C 2: 87,502,304 (GRCm39) M136V possibly damaging Het
Peg10 T TCCC 6: 4,756,451 (GRCm39) probably benign Het
Piwil4 C A 9: 14,638,771 (GRCm39) K298N probably benign Het
Prkcz G A 4: 155,429,285 (GRCm39) probably benign Het
Prkg2 G A 5: 99,090,067 (GRCm39) P691L possibly damaging Het
Ptprc T A 1: 138,041,446 (GRCm39) K89* probably null Het
Rapgef3 C T 15: 97,664,789 (GRCm39) A25T probably benign Het
Rreb1 C T 13: 38,114,492 (GRCm39) T617I probably damaging Het
Rsph1 A C 17: 31,492,350 (GRCm39) V72G possibly damaging Het
Shc2 A G 10: 79,473,536 (GRCm39) V50A probably benign Het
Slc38a9 G A 13: 112,838,021 (GRCm39) R262H probably benign Het
Slco6c1 T A 1: 97,055,884 (GRCm39) N6Y possibly damaging Het
Smarca5 A G 8: 81,431,961 (GRCm39) F886L probably benign Het
Tas1r2 A G 4: 139,381,074 (GRCm39) probably benign Het
Tnrc6c T A 11: 117,630,680 (GRCm39) probably benign Het
Trim30b T A 7: 104,007,113 (GRCm39) probably benign Het
Trim55 T C 3: 19,727,126 (GRCm39) S398P probably benign Het
Ttc39c T A 18: 12,820,003 (GRCm39) probably benign Het
Ubxn10 A G 4: 138,463,178 (GRCm39) probably null Het
Usf3 A G 16: 44,035,976 (GRCm39) N152S probably benign Het
Vps13b T A 15: 35,533,445 (GRCm39) V839E probably damaging Het
Zeb1 T A 18: 5,748,680 (GRCm39) probably benign Het
Zfp780b T C 7: 27,662,893 (GRCm39) Y554C probably benign Het
Zhx2 C T 15: 57,684,676 (GRCm39) T15I probably 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
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
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
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'- ACCAATAGTTTCACCTCTGAGC -3'
(R):5'- GGCCCACAATCCTGACTTATTC -3'

Sequencing Primer
(F):5'- GTTTCACCTCTGAGCTATGAATTTTG -3'
(R):5'- GCCCACAATCCTGACTTATTCAAATC -3'
Posted On 2021-07-15