Incidental Mutation 'R1554:Grm8'
ID 170148
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 039593-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1554 (G1)
Quality Score 225
Status Not validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 28125852 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 91 (D91E)
Ref Sequence ENSEMBL: ENSMUSP00000120394 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897] [ENSMUST00000132755]
AlphaFold P47743
Predicted Effect probably benign
Transcript: ENSMUST00000090512
AA Change: D91E

PolyPhen 2 Score 0.007 (Sensitivity: 0.96; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: D91E

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: D91E

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: D91E

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: D91E

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: D91E

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: D91E

PolyPhen 2 Score 0.007 (Sensitivity: 0.96; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000120394
Gene: ENSMUSG00000024211
AA Change: D91E

DomainStartEndE-ValueType
Pfam:ANF_receptor 74 294 5.8e-66 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000132755
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146727
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.0%
  • 10x: 95.2%
  • 20x: 89.0%
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: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A1cf T A 19: 31,886,302 (GRCm39) D70E possibly damaging Het
Adamts7 A T 9: 90,055,703 (GRCm39) D152V probably damaging Het
Api5 T C 2: 94,255,988 (GRCm39) D233G probably benign Het
Btaf1 A G 19: 36,973,998 (GRCm39) D1390G probably benign Het
Cep135 G A 5: 76,782,060 (GRCm39) W893* probably null Het
Cgas A T 9: 78,342,838 (GRCm39) S321R probably damaging Het
Cmtm6 T A 9: 114,575,550 (GRCm39) V153D possibly damaging Het
Dnah11 C T 12: 118,046,234 (GRCm39) V1735I possibly damaging Het
Dnm1l T C 16: 16,159,290 (GRCm39) N104S probably benign Het
Dpyd A T 3: 118,858,695 (GRCm39) probably null Het
Dtx1 T C 5: 120,821,386 (GRCm39) K387R probably damaging Het
Ercc4 A G 16: 12,965,486 (GRCm39) D706G probably damaging Het
Fat2 T C 11: 55,144,490 (GRCm39) N4128S probably benign Het
Gm42669 T A 5: 107,655,653 (GRCm39) C639S possibly damaging Het
Grk3 T A 5: 113,117,135 (GRCm39) I89L possibly damaging Het
Havcr1 C A 11: 46,643,334 (GRCm39) H85N probably benign Het
Il12rb1 G A 8: 71,266,016 (GRCm39) probably null Het
Kif3a A G 11: 53,489,154 (GRCm39) K117E probably damaging Het
Kitl T A 10: 99,923,300 (GRCm39) F15L probably benign Het
Ktn1 T G 14: 47,932,964 (GRCm39) L706R probably damaging Het
Lipg T C 18: 75,081,118 (GRCm39) Y321C probably damaging Het
Mapk8ip3 T C 17: 25,122,033 (GRCm39) D710G probably benign Het
Mchr1 A G 15: 81,120,021 (GRCm39) N16S probably benign Het
Myadml2 A T 11: 120,538,553 (GRCm39) L94* probably null Het
Npr3 C A 15: 11,848,649 (GRCm39) M439I probably benign Het
Obscn A G 11: 58,894,474 (GRCm39) I6677T unknown Het
Ogn A C 13: 49,774,520 (GRCm39) D221A probably benign Het
Or8b40 T C 9: 38,027,230 (GRCm39) I46T probably benign Het
Pard3b C A 1: 62,677,053 (GRCm39) Q1195K probably damaging Het
Pcsk4 T C 10: 80,157,785 (GRCm39) E608G probably benign Het
Pdlim1 T C 19: 40,211,516 (GRCm39) D259G probably benign Het
Per1 T C 11: 68,994,453 (GRCm39) S526P probably damaging Het
Pfkfb2 A G 1: 130,634,209 (GRCm39) V156A probably damaging Het
Ppp4r3a A T 12: 101,022,081 (GRCm39) D307E probably damaging Het
Rims4 T C 2: 163,721,042 (GRCm39) S70G probably damaging Het
Rnf213 T C 11: 119,332,665 (GRCm39) F2625L probably benign Het
Sap130 T C 18: 31,799,525 (GRCm39) L334P probably damaging Het
Slc16a10 T C 10: 39,952,796 (GRCm39) I233V probably benign Het
Slc16a7 A C 10: 125,066,791 (GRCm39) F283V possibly damaging Het
Slc25a24 T C 3: 109,043,586 (GRCm39) M81T probably benign Het
Slc30a9 A G 5: 67,484,264 (GRCm39) R134G probably damaging Het
Slc35d3 G T 10: 19,726,483 (GRCm39) L96M probably damaging Het
Slc7a11 C T 3: 50,336,345 (GRCm39) G333D probably damaging Het
Stam T C 2: 14,146,639 (GRCm39) S446P probably benign Het
Stk38 T A 17: 29,198,206 (GRCm39) N248I possibly damaging Het
Tasor2 A G 13: 3,626,374 (GRCm39) V1192A possibly damaging Het
Tle6 A C 10: 81,431,219 (GRCm39) S221A probably benign Het
Tmprss11b G A 5: 86,809,490 (GRCm39) T334I probably benign Het
Tmprss11c T A 5: 86,437,119 (GRCm39) M1L possibly damaging Het
Tpm1 T C 9: 66,930,711 (GRCm39) H262R probably benign Het
Tspan33 T C 6: 29,711,081 (GRCm39) S118P possibly damaging Het
Tyk2 A G 9: 21,019,218 (GRCm39) V1068A probably damaging Het
Ubr2 T C 17: 47,283,877 (GRCm39) I591V probably benign Het
Utp20 A T 10: 88,600,599 (GRCm39) Y38* probably null Het
Vmn1r217 A T 13: 23,298,464 (GRCm39) I146N possibly damaging Het
Zfp608 T C 18: 55,031,126 (GRCm39) Y938C 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
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'- TTAGCCACCATGATGGACACGGAG -3'
(R):5'- TGATGCAAAGAACTCACAGCCAGG -3'

Sequencing Primer
(F):5'- CTATGACACCAGAAATCTTGTCGG -3'
(R):5'- TCACAGCCAGGAGTATGCG -3'
Posted On 2014-04-13