Incidental Mutation 'R6987:Cnr1'
ID 543015
Institutional Source Beutler Lab
Gene Symbol Cnr1
Ensembl Gene ENSMUSG00000044288
Gene Name cannabinoid receptor 1
Synonyms CB1, CB1R
MMRRC Submission 045094-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.269) question?
Stock # R6987 (G1)
Quality Score 225.009
Status Validated
Chromosome 4
Chromosomal Location 33924593-33948831 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 33944739 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 376 (I376V)
Ref Sequence ENSEMBL: ENSMUSP00000081787 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000057188] [ENSMUST00000084736]
AlphaFold P47746
Predicted Effect probably benign
Transcript: ENSMUST00000057188
AA Change: I376V

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000055797
Gene: ENSMUSG00000044288
AA Change: I376V

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 125 319 1.4e-7 PFAM
Pfam:7TM_GPCR_Srv 126 415 1.1e-8 PFAM
Pfam:7TM_GPCR_Srsx 127 413 1.4e-14 PFAM
Pfam:7tm_1 134 398 2.4e-45 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000084736
AA Change: I376V

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000081787
Gene: ENSMUSG00000044288
AA Change: I376V

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 125 319 1.9e-7 PFAM
Pfam:7TM_GPCR_Srv 126 415 1.3e-8 PFAM
Pfam:7TM_GPCR_Srsx 127 413 1.4e-14 PFAM
Pfam:7tm_1 134 398 2.2e-52 PFAM
Meta Mutation Damage Score 0.1272 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.8%
  • 10x: 99.0%
  • 20x: 96.9%
Validation Efficiency 100% (47/47)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes one of two cannabinoid receptors. The cannabinoids, principally delta-9-tetrahydrocannabinol and synthetic analogs, are psychoactive ingredients of marijuana. The cannabinoid receptors are members of the guanine-nucleotide-binding protein (G-protein) coupled receptor family, which inhibit adenylate cyclase activity in a dose-dependent, stereoselective and pertussis toxin-sensitive manner. The two receptors have been found to be involved in the cannabinoid-induced CNS effects (including alterations in mood and cognition) experienced by users of marijuana. Multiple transcript variants encoding two different protein isoforms have been described for this gene. [provided by RefSeq, May 2009]
PHENOTYPE: Mice homozygous for a null allele exhibit abnormal behaviors, altered long term depression and susceptibility to induced seizure. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam10 A G 9: 70,629,978 (GRCm39) I137V probably benign Het
Agtr1b A C 3: 20,370,585 (GRCm39) I7S probably benign Het
Akt2 G T 7: 27,332,666 (GRCm39) V215L probably damaging Het
Ccdc148 C A 2: 58,872,926 (GRCm39) L294F probably damaging Het
Ccdc3 T A 2: 5,143,115 (GRCm39) V124E possibly damaging Het
Cldnd1 A G 16: 58,551,734 (GRCm39) D121G probably benign Het
Cyp2c40 A G 19: 39,801,211 (GRCm39) probably benign Het
Dnah8 A G 17: 30,881,065 (GRCm39) I601V possibly damaging Het
Dnhd1 C A 7: 105,353,792 (GRCm39) H2982N probably damaging Het
Elavl4 A T 4: 110,108,602 (GRCm39) D55E possibly damaging Het
Enc1 T C 13: 97,382,144 (GRCm39) I218T probably benign Het
Fbln2 T A 6: 91,211,211 (GRCm39) V385D probably benign Het
Ffar2 A G 7: 30,519,108 (GRCm39) V144A possibly damaging Het
Fsip2 C T 2: 82,778,630 (GRCm39) Q159* probably null Het
Golga4 A G 9: 118,387,600 (GRCm39) H1574R probably benign Het
Herc2 G A 7: 55,756,201 (GRCm39) R747H possibly damaging Het
Lama4 A G 10: 38,950,275 (GRCm39) N985D probably benign Het
Lrp1 T C 10: 127,410,874 (GRCm39) N1438S probably damaging Het
Masp1 C A 16: 23,332,665 (GRCm39) V57F probably damaging Het
Mypn T C 10: 63,028,910 (GRCm39) E51G probably benign Het
Nos1 C T 5: 118,033,850 (GRCm39) T324M probably benign Het
Npas3 A G 12: 54,115,036 (GRCm39) K635E possibly damaging Het
Or5p4 C A 7: 107,680,338 (GRCm39) C112* probably null Het
Or8b12i A T 9: 20,082,130 (GRCm39) S246T probably benign Het
Osbp2 T C 11: 3,667,958 (GRCm39) E13G probably damaging Het
Pira12 A G 7: 3,900,660 (GRCm39) I30T probably damaging Het
Pkd1l1 A G 11: 8,852,575 (GRCm39) M636T probably benign Het
Pla2g4e C T 2: 120,016,861 (GRCm39) A227T probably benign Het
Prex2 C A 1: 11,240,976 (GRCm39) A1028E probably damaging Het
Prr14 A G 7: 127,072,977 (GRCm39) D49G possibly damaging Het
Slc9a9 A G 9: 94,552,043 (GRCm39) probably benign Het
Sptb A G 12: 76,660,021 (GRCm39) C960R probably benign Het
Taf15 C A 11: 83,375,521 (GRCm39) T31K possibly damaging Het
Tdrd9 C A 12: 111,992,027 (GRCm39) Q601K possibly damaging Het
Tes C A 6: 17,086,154 (GRCm39) Q16K probably benign Het
Ticam1 C T 17: 56,576,900 (GRCm39) E732K probably benign Het
Tmem168 T A 6: 13,591,476 (GRCm39) M63L possibly damaging Het
Trav14-1 C T 14: 53,791,916 (GRCm39) R89* probably null Het
Trp53bp2 A T 1: 182,274,200 (GRCm39) Y615F probably damaging Het
Ttc27 T C 17: 75,084,736 (GRCm39) probably null Het
Usp25 T A 16: 76,874,068 (GRCm39) V548E probably damaging Het
Vmn1r124 A T 7: 20,993,743 (GRCm39) I267K probably benign Het
Vmn1r69 A G 7: 10,314,491 (GRCm39) M1T probably null Het
Zfp729a T A 13: 67,768,058 (GRCm39) K724* probably null Het
Zfp850 A T 7: 27,689,426 (GRCm39) C261S probably damaging Het
Zfp882 T A 8: 72,668,517 (GRCm39) V448E probably benign Het
Zzef1 A G 11: 72,746,340 (GRCm39) M881V possibly damaging Het
Other mutations in Cnr1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00423:Cnr1 APN 4 33,944,116 (GRCm39) missense probably damaging 1.00
IGL01408:Cnr1 APN 4 33,944,802 (GRCm39) missense possibly damaging 0.88
IGL02551:Cnr1 APN 4 33,943,686 (GRCm39) missense probably benign
Attentive UTSW 4 33,944,038 (GRCm39) missense probably damaging 0.99
Madness UTSW 4 33,944,330 (GRCm39) nonsense probably null
sober UTSW 4 33,944,416 (GRCm39) missense probably damaging 1.00
R1730:Cnr1 UTSW 4 33,943,851 (GRCm39) missense possibly damaging 0.52
R1758:Cnr1 UTSW 4 33,945,000 (GRCm39) missense probably damaging 1.00
R2322:Cnr1 UTSW 4 33,944,514 (GRCm39) missense probably damaging 1.00
R4688:Cnr1 UTSW 4 33,944,571 (GRCm39) missense probably benign 0.38
R5289:Cnr1 UTSW 4 33,943,910 (GRCm39) nonsense probably null
R5707:Cnr1 UTSW 4 33,944,330 (GRCm39) nonsense probably null
R6042:Cnr1 UTSW 4 33,944,751 (GRCm39) missense probably damaging 1.00
R6630:Cnr1 UTSW 4 33,944,659 (GRCm39) missense probably damaging 1.00
R6724:Cnr1 UTSW 4 33,944,728 (GRCm39) missense possibly damaging 0.70
R6916:Cnr1 UTSW 4 33,943,897 (GRCm39) missense probably benign
R7410:Cnr1 UTSW 4 33,944,119 (GRCm39) missense probably damaging 1.00
R7721:Cnr1 UTSW 4 33,944,416 (GRCm39) missense probably damaging 1.00
R7723:Cnr1 UTSW 4 33,944,416 (GRCm39) missense probably damaging 1.00
R7769:Cnr1 UTSW 4 33,944,892 (GRCm39) missense probably benign
R8062:Cnr1 UTSW 4 33,944,707 (GRCm39) missense possibly damaging 0.95
R8701:Cnr1 UTSW 4 33,944,739 (GRCm39) missense probably benign 0.00
R9362:Cnr1 UTSW 4 33,944,038 (GRCm39) missense probably damaging 0.99
R9365:Cnr1 UTSW 4 33,943,798 (GRCm39) missense probably benign 0.06
R9410:Cnr1 UTSW 4 33,944,973 (GRCm39) missense possibly damaging 0.75
R9590:Cnr1 UTSW 4 33,944,849 (GRCm39) missense probably benign
U24488:Cnr1 UTSW 4 33,944,927 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- TCATTCACACCTCAGAAGATGGC -3'
(R):5'- TCTTGATGCAGCTTTCCGCG -3'

Sequencing Primer
(F):5'- CCTCAGAAGATGGCAAGGTGC -3'
(R):5'- CCTGTGCATGCTGGCTG -3'
Posted On 2018-11-28