Incidental Mutation 'R1638:Grm8'
ID 173298
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 039674-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1638 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) A to T at 28125882 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Stop codon at position 81 (Y81*)
Ref Sequence ENSEMBL: ENSMUSP00000120394 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897] [ENSMUST00000132755]
AlphaFold P47743
Predicted Effect probably null
Transcript: ENSMUST00000090512
AA Change: Y81*
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: Y81*

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 null
Transcript: ENSMUST00000115323
AA Change: Y81*
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: Y81*

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 null
Transcript: ENSMUST00000115324
AA Change: Y81*
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: Y81*

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 null
Transcript: ENSMUST00000131897
AA Change: Y81*
SMART Domains Protein: ENSMUSP00000120394
Gene: ENSMUSG00000024211
AA Change: Y81*

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 0.9754 question?
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 97.9%
  • 10x: 94.9%
  • 20x: 87.8%
Validation Efficiency 99% (79/80)
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
A2m C A 6: 121,631,571 (GRCm39) L623M probably benign Het
Adamts13 A G 2: 26,886,595 (GRCm39) E938G possibly damaging Het
Agfg1 A T 1: 82,871,259 (GRCm39) Q497L probably damaging Het
Ahnak A G 19: 8,986,813 (GRCm39) H2699R probably benign Het
Antxrl G T 14: 33,792,453 (GRCm39) probably null Het
Apol7c A T 15: 77,410,418 (GRCm39) V176E probably damaging Het
Arid5b T C 10: 68,113,777 (GRCm39) N87D possibly damaging Het
Atp2c1 A T 9: 105,309,897 (GRCm39) I560N probably damaging Het
Atp2c2 T C 8: 120,482,742 (GRCm39) F868S possibly damaging Het
Blnk G C 19: 40,926,122 (GRCm39) F326L probably benign Het
Bltp1 C T 3: 37,089,961 (GRCm39) R4130* probably null Het
Ckap2 C T 8: 22,665,812 (GRCm39) V412I possibly damaging Het
Clmn A G 12: 104,748,281 (GRCm39) V422A probably benign Het
Ctnnal1 A G 4: 56,813,856 (GRCm39) S638P probably benign Het
Cyp2j5 T C 4: 96,524,052 (GRCm39) S327G probably benign Het
Dhx38 G A 8: 110,280,177 (GRCm39) T871M probably damaging Het
Dmxl1 A T 18: 50,023,834 (GRCm39) K1706* probably null Het
Dnah11 A G 12: 117,979,154 (GRCm39) L2648P possibly damaging Het
Elf2 G A 3: 51,215,530 (GRCm39) T60I probably damaging Het
Fam120b T A 17: 15,622,759 (GRCm39) C246S possibly damaging Het
Fcho2 G T 13: 98,882,403 (GRCm39) T451K possibly damaging Het
Fzd9 T A 5: 135,278,602 (GRCm39) I428F probably damaging Het
Galnt13 T A 2: 54,744,667 (GRCm39) V122E probably damaging Het
Gm21738 T A 14: 19,418,908 (GRCm38) Y8F probably benign Het
Gnptab A G 10: 88,272,029 (GRCm39) I940V possibly damaging Het
Gp2 A G 7: 119,050,721 (GRCm39) probably null Het
Gpr6 A G 10: 40,946,530 (GRCm39) S351P probably benign Het
Gprin1 T C 13: 54,887,689 (GRCm39) E195G possibly damaging Het
Gtf3c3 A T 1: 54,444,278 (GRCm39) N703K probably damaging Het
Hhipl2 G A 1: 183,208,921 (GRCm39) V495I probably benign Het
Islr G A 9: 58,065,502 (GRCm39) probably benign Het
Lrrc36 T C 8: 106,176,273 (GRCm39) Y216H possibly damaging Het
Macroh2a1 T A 13: 56,252,722 (GRCm39) N87Y probably damaging Het
Me2 A G 18: 73,906,205 (GRCm39) I528T probably benign Het
Mecr A T 4: 131,585,127 (GRCm39) I156F possibly damaging Het
Megf6 A G 4: 154,346,967 (GRCm39) probably benign Het
Mn1 T A 5: 111,569,435 (GRCm39) L1135H probably damaging Het
Naip5 A G 13: 100,349,177 (GRCm39) S1384P probably damaging Het
Nav2 A G 7: 49,102,213 (GRCm39) N337S probably benign Het
Ndn C T 7: 61,998,256 (GRCm39) P34L probably benign Het
Neb A T 2: 52,139,293 (GRCm39) H3107Q probably benign Het
Nebl A G 2: 17,381,462 (GRCm39) V738A possibly damaging Het
Nsd2 G A 5: 34,039,464 (GRCm39) R825Q possibly damaging Het
Nsun2 A G 13: 69,775,705 (GRCm39) N383S probably damaging Het
Ntrk3 A T 7: 77,897,036 (GRCm39) M667K probably damaging Het
Or10a48 A C 7: 108,424,442 (GRCm39) C255G probably benign Het
Or11h6 G A 14: 50,880,565 (GRCm39) V276M possibly damaging Het
Or1e29 A G 11: 73,667,974 (GRCm39) Y60H possibly damaging Het
Or6c2 A T 10: 129,362,488 (GRCm39) M131L probably benign Het
Pex6 T C 17: 47,033,558 (GRCm39) V633A probably benign Het
Phactr1 C T 13: 43,110,147 (GRCm39) T95M probably damaging Het
Pik3r4 A G 9: 105,564,408 (GRCm39) D1334G probably damaging Het
Pkhd1l1 A C 15: 44,460,513 (GRCm39) I4241L probably benign Het
Ppwd1 T C 13: 104,356,771 (GRCm39) E248G probably damaging Het
Prepl A C 17: 85,379,509 (GRCm39) M393R probably benign Het
Ptpn6 T C 6: 124,698,148 (GRCm39) S532G probably benign Het
Rnase11 G T 14: 51,287,058 (GRCm39) H165Q possibly damaging Het
Sf1 A G 19: 6,422,090 (GRCm39) N172S possibly damaging Het
Shprh T A 10: 11,032,822 (GRCm39) D269E probably benign Het
Slc16a1 T C 3: 104,556,798 (GRCm39) I61T possibly damaging Het
Slc38a2 A C 15: 96,590,417 (GRCm39) I309S probably damaging Het
Sry C G Y: 2,663,149 (GRCm39) Q170H unknown Het
Stk3 A C 15: 35,008,454 (GRCm39) probably null Het
Tg C A 15: 66,568,015 (GRCm39) C1306* probably null Het
Tnik A G 3: 28,719,889 (GRCm39) M1254V probably damaging Het
U2surp T C 9: 95,366,280 (GRCm39) E474G possibly damaging Het
Vmn1r224 T A 17: 20,639,587 (GRCm39) F55I probably benign Het
Vmn1r32 A G 6: 66,529,939 (GRCm39) I279T possibly damaging Het
Zc2hc1a A G 3: 7,581,543 (GRCm39) D15G probably benign Het
Zfp827 C A 8: 79,802,975 (GRCm39) P516T possibly damaging Het
Zfyve9 A T 4: 108,542,104 (GRCm39) 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
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
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'- TTAGCCACCATGATGGACACGGAG -3'
(R):5'- TGATGCAAAGAACTCACAGCCAGG -3'

Sequencing Primer
(F):5'- TGACACCAGAAATCTTGTCGG -3'
(R):5'- TCACAGCCAGGAGTATGCG -3'
Posted On 2014-04-24