Incidental Mutation 'R7259:Grm8'
ID 564475
Institutional Source Beutler Lab
Gene Symbol Grm8
Ensembl Gene ENSMUSG00000024211
Gene Name glutamate receptor, metabotropic 8
Synonyms mGluR8, Gprc1h
MMRRC Submission 045351-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7259 (G1)
Quality Score 225.009
Status Validated
Chromosome 6
Chromosomal Location 27275120-28135094 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 27760175 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Isoleucine at position 385 (T385I)
Ref Sequence ENSEMBL: ENSMUSP00000087998 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000090512] [ENSMUST00000115323] [ENSMUST00000115324] [ENSMUST00000131897]
AlphaFold P47743
Predicted Effect probably null
Transcript: ENSMUST00000090512
AA Change: T385I

PolyPhen 2 Score 0.992 (Sensitivity: 0.70; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000087998
Gene: ENSMUSG00000024211
AA Change: T385I

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: T385I

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000110978
Gene: ENSMUSG00000024211
AA Change: T385I

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: T385I

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000110979
Gene: ENSMUSG00000024211
AA Change: T385I

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
Meta Mutation Damage Score 0.2744 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.0%
Validation Efficiency 100% (64/64)
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: 65 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adarb2 A G 13: 8,620,288 (GRCm39) Y258C probably benign Het
Aebp2 A G 6: 140,579,494 (GRCm39) S244G probably benign Het
Agl A T 3: 116,578,230 (GRCm39) Y495N probably damaging Het
Arhgap33 A G 7: 30,231,625 (GRCm39) V120A probably damaging Het
Asb14 C T 14: 26,625,412 (GRCm39) H256Y probably benign Het
Atp2a2 A G 5: 122,604,132 (GRCm39) Y434H probably benign Het
Atrnl1 C T 19: 57,924,038 (GRCm39) R1268* probably null Het
AW554918 A G 18: 25,422,906 (GRCm39) probably null Het
Canx A G 11: 50,192,643 (GRCm39) W324R probably damaging Het
Col9a1 A G 1: 24,224,424 (GRCm39) E202G unknown Het
Crh C A 3: 19,748,418 (GRCm39) A75S possibly damaging Het
Ctnnal1 T A 4: 56,817,299 (GRCm39) probably null Het
Dmrta2 T A 4: 109,839,104 (GRCm39) S284T possibly damaging Het
Dock1 T C 7: 134,384,477 (GRCm39) V680A probably damaging Het
Duox2 G A 2: 122,125,657 (GRCm39) R317C probably damaging Het
Elmod2 A G 8: 84,048,138 (GRCm39) L108P probably damaging Het
Exoc6b A G 6: 84,825,792 (GRCm39) S540P probably benign Het
Fsip2 C T 2: 82,812,474 (GRCm39) A2931V possibly damaging Het
Gipc2 A T 3: 151,833,693 (GRCm39) I196K probably damaging Het
Gli2 A G 1: 118,764,264 (GRCm39) S1296P probably benign Het
Gm21103 T A 14: 17,482,882 (GRCm39) Q173L probably damaging Het
Gpatch1 A T 7: 34,986,546 (GRCm39) probably null Het
Gtf2f1 C A 17: 57,311,562 (GRCm39) D283Y probably damaging Het
Hcar1 T A 5: 124,017,275 (GRCm39) T139S possibly damaging Het
Hcrtr1 T A 4: 130,029,611 (GRCm39) T157S possibly damaging Het
Htra2 T G 6: 83,028,520 (GRCm39) Q436P possibly damaging Het
Igkv1-133 A G 6: 67,702,522 (GRCm39) D80G probably benign Het
Il21 C A 3: 37,281,803 (GRCm39) probably null Het
Inpp5f T A 7: 128,271,681 (GRCm39) C359S probably benign Het
Itgb6 A T 2: 60,480,355 (GRCm39) I327N probably damaging Het
Itgbl1 A T 14: 124,081,316 (GRCm39) T232S probably damaging Het
Kif1a T A 1: 93,001,532 (GRCm39) K266* probably null Het
Mcm10 C A 2: 5,011,328 (GRCm39) E214D probably benign Het
Mefv T A 16: 3,530,917 (GRCm39) I522F probably damaging Het
Naaladl2 T A 3: 24,112,340 (GRCm39) I581F possibly damaging Het
Naip6 A T 13: 100,440,863 (GRCm39) Y306N probably damaging Het
Opn1sw T A 6: 29,378,911 (GRCm39) H247L probably benign Het
Or4c119 A C 2: 88,986,854 (GRCm39) F222V probably benign Het
Or51v15-ps1 A T 7: 103,278,966 (GRCm39) M67K probably damaging Het
Or5k1b T C 16: 58,580,868 (GRCm39) T224A possibly damaging Het
Or6c68 T A 10: 129,157,663 (GRCm39) M57K probably benign Het
Pbxip1 C A 3: 89,352,940 (GRCm39) F195L probably benign Het
Pcdh12 A T 18: 38,414,677 (GRCm39) F816Y probably benign Het
Pi4k2b C A 5: 52,910,587 (GRCm39) N290K probably damaging Het
Pias2 T C 18: 77,240,416 (GRCm39) S598P possibly damaging Het
Ppfia4 A G 1: 134,240,838 (GRCm39) V835A probably damaging Het
Ptch1 T C 13: 63,721,108 (GRCm39) K54E not run Het
Rnf213 A G 11: 119,343,401 (GRCm39) I3589V Het
Scg2 T C 1: 79,414,702 (GRCm39) Y7C probably benign Het
Sec16a A G 2: 26,331,604 (GRCm39) V137A probably benign Het
Setdb1 G A 3: 95,247,224 (GRCm39) T525I probably benign Het
Sgcg A T 14: 61,462,666 (GRCm39) I227N probably benign Het
Slc35e4 A T 11: 3,862,530 (GRCm39) probably null Het
Smarca2 C T 19: 26,631,864 (GRCm39) Q560* probably null Het
Stk10 A G 11: 32,548,497 (GRCm39) N355S probably benign Het
Supt6 A T 11: 78,098,442 (GRCm39) D1716E probably damaging Het
Taok3 C T 5: 117,390,608 (GRCm39) A523V probably benign Het
Tekt3 A G 11: 62,974,592 (GRCm39) T304A possibly damaging Het
Ttc6 G T 12: 57,622,970 (GRCm39) R123L probably benign Het
Tyw1 T A 5: 130,296,713 (GRCm39) probably null Het
Ulk2 A G 11: 61,672,909 (GRCm39) L895P probably damaging Het
Unc13c A T 9: 73,424,645 (GRCm39) N1990K probably benign Het
Vmn2r111 T C 17: 22,778,032 (GRCm39) N549S possibly damaging Het
Wipf1 A G 2: 73,265,425 (GRCm39) S393P probably damaging Het
Yju2b T C 8: 84,986,946 (GRCm39) S184G 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
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
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'- TTTACTGAGTGCTGAGCTCG -3'
(R):5'- ACACTTCTTCAAAGTTCTGGTGG -3'

Sequencing Primer
(F):5'- TTCAAATGCTATCCCGAAAGTTCC -3'
(R):5'- TCTTCAAAGTTCTGGTGGTATTTTG -3'
Posted On 2019-06-26