Incidental Mutation 'R3830:Grm8'
ID 273944
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3830 (G1)
Quality Score 225
Status Not validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) A to T at 27761228 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Stop codon at position 332 (L332*)
Ref Sequence ENSEMBL: ENSMUSP00000110979 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897]
AlphaFold P47743
Predicted Effect probably null
Transcript: ENSMUST00000090512
AA Change: L332*
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: L332*

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: L332*
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: L332*

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: L332*
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: L332*

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
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.7%
  • 20x: 96.2%
Validation Efficiency
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: 38 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Agpat5 A G 8: 18,929,621 (GRCm39) E250G probably benign Het
Aox4 A T 1: 58,294,670 (GRCm39) T960S probably damaging Het
Bach2 T A 4: 32,563,150 (GRCm39) L539H probably damaging Het
Capn1 A T 19: 6,044,877 (GRCm39) L465Q probably damaging Het
Cd300c A G 11: 114,850,453 (GRCm39) F117L probably benign Het
Cep104 T G 4: 154,069,400 (GRCm39) M207R probably damaging Het
Chd2 A G 7: 73,141,163 (GRCm39) Y577H possibly damaging Het
Col4a1 C A 8: 11,259,650 (GRCm39) G1341V probably damaging Het
Cplane2 C T 4: 140,945,900 (GRCm39) R148C probably damaging Het
Cspg4 T G 9: 56,804,905 (GRCm39) D1905E probably damaging Het
Dhx37 T C 5: 125,508,677 (GRCm39) K86R probably benign Het
Drd2 T A 9: 49,313,443 (GRCm39) V204D probably damaging Het
Gclc A T 9: 77,699,242 (GRCm39) I520L probably benign Het
Gpat3 A G 5: 101,032,252 (GRCm39) D183G probably benign Het
Gpat4 G A 8: 23,670,171 (GRCm39) P286L probably damaging Het
Gprin3 T C 6: 59,330,618 (GRCm39) E563G probably benign Het
Grpel1 T A 5: 36,626,827 (GRCm39) N36K probably benign Het
Hecw1 C T 13: 14,520,643 (GRCm39) S198N probably benign Het
Kcna2 T C 3: 107,012,112 (GRCm39) I231T probably benign Het
Lpcat1 T C 13: 73,637,212 (GRCm39) I114T possibly damaging Het
Mast4 G T 13: 102,875,319 (GRCm39) H1350N probably damaging Het
Ncor2 T C 5: 125,195,756 (GRCm39) probably benign Het
Ntn1 C G 11: 68,276,619 (GRCm39) D110H probably damaging Het
Or2b11 G T 11: 59,462,427 (GRCm39) N46K probably damaging Het
Pigb T C 9: 72,924,755 (GRCm39) N468S probably benign Het
Pik3r2 G A 8: 71,223,065 (GRCm39) R452C probably benign Het
Plekhg1 A G 10: 3,823,400 (GRCm39) T123A probably damaging Het
Ptges3l T C 11: 101,312,443 (GRCm39) *67W probably null Het
Rgs12 G A 5: 35,123,359 (GRCm39) V381M possibly damaging Het
Rrm2 G T 12: 24,758,598 (GRCm39) A47S probably benign Het
Six2 G T 17: 85,992,615 (GRCm39) S296Y probably damaging Het
Slc5a12 T A 2: 110,463,081 (GRCm39) C392* probably null Het
Snx5 A T 2: 144,096,821 (GRCm39) probably null Het
Svep1 A G 4: 58,096,177 (GRCm39) L1481P probably damaging Het
Tspan18 T C 2: 93,050,453 (GRCm39) I57V probably benign Het
Ube3b C A 5: 114,538,012 (GRCm39) Q368K probably damaging Het
Zfhx4 A T 3: 5,466,269 (GRCm39) K2142N probably damaging Het
Zfp729a A T 13: 67,767,997 (GRCm39) F744Y 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
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'- ATGTAGTGGAAATGACTACTGTGC -3'
(R):5'- ATCCATAATTGTAGTCCCTTCCAAC -3'

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