Incidental Mutation 'R0347:Grm8'
ID 38444
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 038554-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0347 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 27981221 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Glycine at position 230 (S230G)
Ref Sequence ENSEMBL: ENSMUSP00000120394 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897]
AlphaFold P47743
Predicted Effect probably benign
Transcript: ENSMUST00000090512
AA Change: S230G

PolyPhen 2 Score 0.370 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: S230G

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 benign
Transcript: ENSMUST00000115323
AA Change: S230G

PolyPhen 2 Score 0.026 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: S230G

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 benign
Transcript: ENSMUST00000115324
AA Change: S230G

PolyPhen 2 Score 0.026 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: S230G

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
AA Change: S230G

PolyPhen 2 Score 0.370 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000120394
Gene: ENSMUSG00000024211
AA Change: S230G

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 294 5.8e-66 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146727
Meta Mutation Damage Score 0.0781 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.2%
  • 20x: 91.8%
Validation Efficiency 100% (78/78)
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca4 A G 3: 121,913,748 (GRCm39) E908G probably benign Het
Abcb5 T A 12: 118,928,986 (GRCm39) probably benign Het
Adhfe1 T A 1: 9,623,655 (GRCm39) F102Y probably benign Het
Aff4 A G 11: 53,290,915 (GRCm39) Y625C probably benign Het
Alox5 T C 6: 116,390,513 (GRCm39) E488G possibly damaging Het
Ankmy2 T C 12: 36,243,753 (GRCm39) C323R probably damaging Het
Ankrd28 A G 14: 31,423,979 (GRCm39) *1084R probably null Het
Apol10a A T 15: 77,372,891 (GRCm39) I176F probably damaging Het
Arhgap26 C T 18: 38,750,797 (GRCm39) T70I unknown Het
Arid2 A G 15: 96,268,833 (GRCm39) N982S probably benign Het
Bcl2 G A 1: 106,640,292 (GRCm39) R107C probably damaging Het
Camsap3 A G 8: 3,652,029 (GRCm39) D291G probably damaging Het
Camta1 C A 4: 151,159,597 (GRCm39) R1614L probably damaging Het
Cdc20b G T 13: 113,196,361 (GRCm39) G162V probably damaging Het
Cep44 T G 8: 56,998,510 (GRCm39) E56A probably damaging Het
Cfap410 A T 10: 77,820,256 (GRCm39) I209F probably damaging Het
Cfap65 A G 1: 74,965,603 (GRCm39) L469P probably damaging Het
Cilp T A 9: 65,187,435 (GRCm39) C1177S probably benign Het
Ctnnbip1 C T 4: 149,630,211 (GRCm39) P7S probably damaging Het
Cyp11a1 T C 9: 57,923,543 (GRCm39) probably benign Het
Cyp3a11 C T 5: 145,802,735 (GRCm39) V253M possibly damaging Het
D630045J12Rik C A 6: 38,158,327 (GRCm39) V1117L probably damaging Het
Dnah7b T A 1: 46,280,104 (GRCm39) S2678T probably damaging Het
Dock1 T C 7: 134,365,596 (GRCm39) I428T probably damaging Het
Fam83f A G 15: 80,556,458 (GRCm39) D114G probably damaging Het
Flt3 T A 5: 147,294,802 (GRCm39) N423I probably damaging Het
Fnbp1l A T 3: 122,383,824 (GRCm39) F31L probably damaging Het
Glrx3 G A 7: 137,039,430 (GRCm39) E10K unknown Het
Gm12185 T C 11: 48,806,009 (GRCm39) E394G probably benign Het
Gpatch1 C T 7: 34,997,056 (GRCm39) V381M probably benign Het
Heyl A T 4: 123,127,733 (GRCm39) D25V probably benign Het
Junb G A 8: 85,705,107 (GRCm39) probably benign Het
Klhl29 C A 12: 5,134,354 (GRCm39) V747F probably damaging Het
Krt77 T C 15: 101,768,304 (GRCm39) H569R unknown Het
Ldhb T C 6: 142,439,859 (GRCm39) N227S probably benign Het
Megf6 A G 4: 154,339,092 (GRCm39) D543G possibly damaging Het
Mrps23 A T 11: 88,101,519 (GRCm39) Q136L probably benign Het
Myh2 C T 11: 67,076,130 (GRCm39) probably benign Het
Nadk2 T A 15: 9,084,287 (GRCm39) D133E probably benign Het
Neurod4 G A 10: 130,106,980 (GRCm39) T98I probably damaging Het
Nfatc2 G T 2: 168,378,210 (GRCm39) T465K probably damaging Het
Nipbl A G 15: 8,380,216 (GRCm39) S859P probably benign Het
Nipsnap3a T C 4: 52,997,155 (GRCm39) probably benign Het
Nlrp4c A G 7: 6,069,415 (GRCm39) K439E possibly damaging Het
Or10q3 A T 19: 11,847,797 (GRCm39) L261H probably damaging Het
Or1e32 C T 11: 73,705,137 (GRCm39) G257D probably damaging Het
Or2a20 T C 6: 43,194,296 (GRCm39) F150L probably benign Het
Pds5b T A 5: 150,659,892 (GRCm39) probably benign Het
Pira13 A T 7: 3,825,873 (GRCm39) V332E probably damaging Het
Plch1 A G 3: 63,660,737 (GRCm39) M282T probably damaging Het
Plch2 C A 4: 155,071,178 (GRCm39) R1067L possibly damaging Het
Polr1has T A 17: 37,276,207 (GRCm39) M114K probably damaging Het
Pou2f2 A C 7: 24,797,126 (GRCm39) F206V probably damaging Het
Prss50 A G 9: 110,691,418 (GRCm39) I49V probably damaging Het
Rexo5 T A 7: 119,423,119 (GRCm39) probably null Het
Rgl2 C T 17: 34,151,712 (GRCm39) T252I probably damaging Het
Rp1l1 A T 14: 64,268,253 (GRCm39) K1280* probably null Het
Rpl24 T A 16: 55,790,540 (GRCm39) probably null Het
Satb1 T A 17: 52,046,934 (GRCm39) K763* probably null Het
Scart2 T A 7: 139,877,767 (GRCm39) H800Q probably damaging Het
Sema6a T A 18: 47,424,196 (GRCm39) R237S probably damaging Het
Spg11 T C 2: 121,927,850 (GRCm39) T645A probably damaging Het
Srrt T A 5: 137,297,938 (GRCm39) probably benign Het
Tanc1 T C 2: 59,673,335 (GRCm39) V1480A probably benign Het
Tbc1d2 T C 4: 46,620,574 (GRCm39) D412G possibly damaging Het
Tecrl T C 5: 83,442,479 (GRCm39) E198G probably damaging Het
Tigd4 A G 3: 84,501,167 (GRCm39) D28G probably damaging Het
Trp53bp2 T G 1: 182,269,213 (GRCm39) L226V probably benign Het
Ttll13 T C 7: 79,910,253 (GRCm39) S799P possibly damaging Het
Vps13c A T 9: 67,817,515 (GRCm39) Q1062H possibly damaging Het
Wnt10a T G 1: 74,832,702 (GRCm39) H98Q probably damaging Het
Zbtb47 C T 9: 121,592,168 (GRCm39) P198S probably damaging Het
Zfp959 T A 17: 56,204,180 (GRCm39) Y69* probably null 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
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
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'- ACAAGCACTGATCCCTCTAGTGTCC -3'
(R):5'- TGCATCTACAGCCCCAGAGCTAAG -3'

Sequencing Primer
(F):5'- CAAATTCACTGTGGCTCTAAGG -3'
(R):5'- GTGACAACACCAGGTATGATTTC -3'
Posted On 2013-05-23