Incidental Mutation 'R5282:Gabrg2'
ID 402827
Institutional Source Beutler Lab
Gene Symbol Gabrg2
Ensembl Gene ENSMUSG00000020436
Gene Name gamma-aminobutyric acid type A receptor, subunit gamma 2
Synonyms GABAA-R, Gabrg-2, gamma2
MMRRC Submission 042867-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.164) question?
Stock # R5282 (G1)
Quality Score 225
Status Not validated
Chromosome 11
Chromosomal Location 41801030-41891684 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 41862559 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Aspartic acid at position 175 (G175D)
Ref Sequence ENSEMBL: ENSMUSP00000063812 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000070725] [ENSMUST00000070735] [ENSMUST00000109290]
AlphaFold P22723
Predicted Effect probably damaging
Transcript: ENSMUST00000070725
AA Change: G175D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000064739
Gene: ENSMUSG00000020436
AA Change: G175D

DomainStartEndE-ValueType
signal peptide 1 38 N/A INTRINSIC
Pfam:Neur_chan_LBD 65 271 2.7e-55 PFAM
Pfam:Neur_chan_memb 278 408 1.8e-46 PFAM
transmembrane domain 442 464 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000070735
AA Change: G175D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000063812
Gene: ENSMUSG00000020436
AA Change: G175D

DomainStartEndE-ValueType
signal peptide 1 38 N/A INTRINSIC
Pfam:Neur_chan_LBD 65 271 2.9e-53 PFAM
Pfam:Neur_chan_memb 278 419 2.2e-38 PFAM
transmembrane domain 450 472 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000109290
AA Change: G175D

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000104913
Gene: ENSMUSG00000020436
AA Change: G175D

DomainStartEndE-ValueType
signal peptide 1 38 N/A INTRINSIC
Pfam:Neur_chan_LBD 65 271 1.2e-55 PFAM
Pfam:Neur_chan_memb 278 381 4.3e-44 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000125365
Predicted Effect noncoding transcript
Transcript: ENSMUST00000139508
Predicted Effect noncoding transcript
Transcript: ENSMUST00000155032
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 96.0%
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes a gamma-aminobutyric acid (GABA)-A receptor subunit, which is a member of the ligand-gated ion channel family. GABA is the major inhibitory neurotransmitter in the adult central nervous system, and conversely exhibits an excitatory function during development. GABA-A receptors are pentameric, consisting of proteins from several subunit classes: alpha, beta, gamma, delta and rho. This gene encodes one of three gamma subunits in mammals, which contain the binding site for benzodiazepine drugs. Several mutations in this gene are associated with epileptic seizures, and genetic knockdown is associated with anxiety behavior. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2013]
PHENOTYPE: Homozygotes for a targeted null mutation exhibit retarded postnatal growth, impaired sensorimotor function, and greatly reduced lifespan. Heterozygotes show enhanced anxiety-related behaviors. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700102P08Rik T A 9: 108,270,439 (GRCm39) M1K probably null Het
2810021J22Rik T C 11: 58,771,166 (GRCm39) L216S possibly damaging Het
4933405O20Rik G A 7: 50,249,220 (GRCm39) E85K possibly damaging Het
Agrn A G 4: 156,257,492 (GRCm39) F1153L probably damaging Het
Cbx8 A G 11: 118,929,742 (GRCm39) S284P probably damaging Het
Cep128 A G 12: 91,305,893 (GRCm39) L170P probably damaging Het
Cyp4f14 T A 17: 33,126,959 (GRCm39) T324S probably damaging Het
Daw1 G T 1: 83,170,419 (GRCm39) V244L probably benign Het
Eef2kmt A G 16: 5,063,222 (GRCm39) V306A probably benign Het
Enah A T 1: 181,763,293 (GRCm39) probably null Het
Fam171b T C 2: 83,683,949 (GRCm39) probably null Het
Fsip2 C T 2: 82,808,925 (GRCm39) T1748I possibly damaging Het
Gtf2h3 C T 5: 124,722,360 (GRCm39) T121I probably benign Het
Hmcn1 G T 1: 150,458,047 (GRCm39) N33K probably damaging Het
Incenp T A 19: 9,855,770 (GRCm39) E514V unknown Het
Kank3 T C 17: 34,036,917 (GRCm39) S74P probably benign Het
Lrriq1 G T 10: 103,051,206 (GRCm39) N515K probably benign Het
Mfsd13b G A 7: 120,591,056 (GRCm39) D266N probably damaging Het
Neto1 T C 18: 86,422,998 (GRCm39) Y152H probably damaging Het
Nub1 C A 5: 24,900,533 (GRCm39) F145L probably benign Het
Nufip1 T C 14: 76,351,715 (GRCm39) probably null Het
Pard6g T A 18: 80,123,116 (GRCm39) V50E probably benign Het
Polr3a T C 14: 24,505,009 (GRCm39) I1084V possibly damaging Het
Rapgef5 A C 12: 117,703,379 (GRCm39) N431T probably damaging Het
Rassf9 A T 10: 102,381,205 (GRCm39) T196S probably damaging Het
Rrp12 T C 19: 41,865,029 (GRCm39) Y764C probably benign Het
Slfn8 T C 11: 82,908,550 (GRCm39) probably null Het
Smox T A 2: 131,363,026 (GRCm39) V265D probably damaging Het
Sult1b1 T C 5: 87,678,510 (GRCm39) I105V probably benign Het
Sycp2 T C 2: 178,045,554 (GRCm39) D22G probably damaging Het
Tbck G A 3: 132,456,977 (GRCm39) M630I possibly damaging Het
Tenm4 G C 7: 96,486,538 (GRCm39) G965R possibly damaging Het
Trappc10 G A 10: 78,023,694 (GRCm39) T1258I probably damaging Het
Tssk1 G A 16: 17,713,123 (GRCm39) G303S probably benign Het
Tstd2 T C 4: 46,120,461 (GRCm39) Y313C probably damaging Het
Usp42 G A 5: 143,707,401 (GRCm39) T260M probably damaging Het
Wdr43 T A 17: 71,955,772 (GRCm39) V479E probably damaging Het
Xpo7 G A 14: 70,921,171 (GRCm39) T599I probably damaging Het
Zfp553 A G 7: 126,836,013 (GRCm39) K523E probably benign Het
Other mutations in Gabrg2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00640:Gabrg2 APN 11 41,862,599 (GRCm39) missense possibly damaging 0.87
IGL00787:Gabrg2 APN 11 41,803,349 (GRCm39) missense probably benign 0.00
IGL01941:Gabrg2 APN 11 41,862,548 (GRCm39) missense probably damaging 1.00
IGL02801:Gabrg2 APN 11 41,803,220 (GRCm39) missense probably damaging 1.00
R0376:Gabrg2 UTSW 11 41,807,142 (GRCm39) missense possibly damaging 0.92
R1607:Gabrg2 UTSW 11 41,867,490 (GRCm39) missense probably damaging 0.98
R1934:Gabrg2 UTSW 11 41,811,297 (GRCm39) missense probably benign 0.10
R2226:Gabrg2 UTSW 11 41,862,735 (GRCm39) missense probably damaging 1.00
R2281:Gabrg2 UTSW 11 41,867,463 (GRCm39) missense possibly damaging 0.72
R4013:Gabrg2 UTSW 11 41,862,707 (GRCm39) missense possibly damaging 0.83
R4675:Gabrg2 UTSW 11 41,859,650 (GRCm39) missense probably damaging 1.00
R4869:Gabrg2 UTSW 11 41,811,231 (GRCm39) missense probably damaging 1.00
R5316:Gabrg2 UTSW 11 41,867,385 (GRCm39) missense probably damaging 1.00
R5729:Gabrg2 UTSW 11 41,858,450 (GRCm39) missense probably damaging 1.00
R5876:Gabrg2 UTSW 11 41,859,647 (GRCm39) missense probably damaging 1.00
R6279:Gabrg2 UTSW 11 41,891,350 (GRCm39) splice site probably null
R6300:Gabrg2 UTSW 11 41,891,350 (GRCm39) splice site probably null
R6315:Gabrg2 UTSW 11 41,862,688 (GRCm39) missense probably damaging 0.99
R7181:Gabrg2 UTSW 11 41,811,261 (GRCm39) missense probably damaging 1.00
R7182:Gabrg2 UTSW 11 41,811,333 (GRCm39) missense probably damaging 0.98
R7368:Gabrg2 UTSW 11 41,867,390 (GRCm39) nonsense probably null
R7568:Gabrg2 UTSW 11 41,807,119 (GRCm39) missense probably benign 0.05
R7599:Gabrg2 UTSW 11 41,858,451 (GRCm39) missense possibly damaging 0.79
R7901:Gabrg2 UTSW 11 41,867,418 (GRCm39) missense probably benign 0.00
R7940:Gabrg2 UTSW 11 41,858,474 (GRCm39) missense probably benign 0.06
R8250:Gabrg2 UTSW 11 41,858,379 (GRCm39) missense probably benign 0.00
R8899:Gabrg2 UTSW 11 41,867,377 (GRCm39) nonsense probably null
R9043:Gabrg2 UTSW 11 41,865,662 (GRCm39) missense probably damaging 0.98
R9382:Gabrg2 UTSW 11 41,858,433 (GRCm39) missense probably benign 0.43
R9720:Gabrg2 UTSW 11 41,862,673 (GRCm39) missense probably damaging 1.00
X0065:Gabrg2 UTSW 11 41,803,196 (GRCm39) missense probably damaging 1.00
Z1191:Gabrg2 UTSW 11 41,807,104 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- TAACCTAGAGCCAAGTTCATAGTC -3'
(R):5'- ACCTGGTATGACAGACGTTTG -3'

Sequencing Primer
(F):5'- AGAGCCAAGTTCATAGTCATATACC -3'
(R):5'- CAGACGTTTGAAATTTAACAGTACC -3'
Posted On 2016-07-22