Incidental Mutation 'R3802:Grm8'
ID 274351
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 040761-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3802 (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: 99.3%
  • 3x: 98.7%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency 100% (47/47)
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: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
AAdacl4fm3 A T 4: 144,430,074 (GRCm39) L305Q possibly damaging Het
Abcc2 C A 19: 43,810,065 (GRCm39) N874K probably benign Het
Axl A T 7: 25,487,902 (GRCm39) M1K probably null Het
Btaf1 A T 19: 36,963,948 (GRCm39) T840S probably benign Het
Btaf1 A T 19: 36,966,373 (GRCm39) H1047L probably benign 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
Cfap20dc G T 14: 8,510,931 (GRCm38) D494E probably benign Het
Cfap58 G T 19: 47,941,498 (GRCm39) D289Y possibly damaging Het
Cnn2 A G 10: 79,829,329 (GRCm39) D153G probably benign Het
Cstdc2 T C 2: 148,692,616 (GRCm39) H62R probably benign Het
Cubn T C 2: 13,365,164 (GRCm39) I1625V probably benign Het
Gprc5b C T 7: 118,582,943 (GRCm39) D309N possibly damaging Het
Gstm3 G A 3: 107,871,551 (GRCm39) T210I probably benign Het
Hhipl1 A G 12: 108,278,566 (GRCm39) E298G probably benign Het
Hivep2 A G 10: 14,024,705 (GRCm39) D2173G possibly damaging Het
Hsd17b8 A T 17: 34,245,441 (GRCm39) V231E probably 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
Kpnb1 A T 11: 97,056,955 (GRCm39) V638E possibly damaging Het
Lipo3 C T 19: 33,762,257 (GRCm39) C80Y probably damaging Het
Mga T A 2: 119,777,820 (GRCm39) N1788K probably damaging Het
Mslnl G A 17: 25,961,908 (GRCm39) V128M probably damaging Het
Mtmr10 A G 7: 63,970,376 (GRCm39) Y373C probably benign Het
Ncoa6 C T 2: 155,247,484 (GRCm39) G1940D probably benign Het
Nelfe T A 17: 35,072,877 (GRCm39) F166L possibly damaging Het
Nfatc3 A G 8: 106,806,277 (GRCm39) Y374C probably damaging Het
Nhlrc3 A G 3: 53,366,052 (GRCm39) V147A possibly damaging Het
Or51f1d A G 7: 102,701,372 (GRCm39) Y289C probably benign Het
Or8g33 G A 9: 39,337,582 (GRCm39) P262S probably damaging Het
Pak3 G A X: 142,492,727 (GRCm39) V87I probably damaging Het
Papolg A T 11: 23,826,449 (GRCm39) I235N probably damaging Het
Pdgfrl T C 8: 41,438,594 (GRCm39) S177P probably damaging Het
Phf8 T C X: 150,355,572 (GRCm39) S512P possibly 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
Sgk1 T C 10: 21,873,311 (GRCm39) V259A probably damaging Het
Skint4 G T 4: 111,975,378 (GRCm39) V113L probably damaging Het
Smco1 A G 16: 32,092,716 (GRCm39) Y129C probably benign Het
Tas2r106 C A 6: 131,655,329 (GRCm39) S174I probably benign Het
Tektl1 A C 10: 78,584,314 (GRCm39) F367C probably damaging Het
Tsn A T 1: 118,233,026 (GRCm39) F93I probably damaging Het
Vav2 T C 2: 27,157,235 (GRCm39) probably benign Het
Vmn2r63 A T 7: 42,552,829 (GRCm39) M809K probably damaging Het
Zfp260 G A 7: 29,804,504 (GRCm39) E135K probably benign 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
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'- TTGGTGGAAACGCAAGCAC -3'
(R):5'- ATAAGGACCCCGATCTCCTC -3'

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