Incidental Mutation 'R5795:Chrna3'
ID 447181
Institutional Source Beutler Lab
Gene Symbol Chrna3
Ensembl Gene ENSMUSG00000032303
Gene Name cholinergic receptor, nicotinic, alpha polypeptide 3
Synonyms Acra3, Acra-3, A730007P14Rik, (a)3, neuronal nicotinic acetylcholine receptor, alpha 3 subunit, alpha 3
MMRRC Submission 043386-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.325) question?
Stock # R5795 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 54917401-54933846 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 54922552 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Serine at position 419 (T419S)
Ref Sequence ENSEMBL: ENSMUSP00000150636 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034851] [ENSMUST00000214204]
AlphaFold Q8R4G9
Predicted Effect probably benign
Transcript: ENSMUST00000034851
AA Change: T419S

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000034851
Gene: ENSMUSG00000032303
AA Change: T419S

DomainStartEndE-ValueType
signal peptide 1 30 N/A INTRINSIC
Pfam:Neur_chan_LBD 34 240 6.1e-77 PFAM
Pfam:Neur_chan_memb 247 494 7.5e-95 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000214204
AA Change: T419S

PolyPhen 2 Score 0.168 (Sensitivity: 0.92; Specificity: 0.87)
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.8%
  • 20x: 94.0%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This locus encodes a member of the nicotinic acetylcholine receptor family of proteins. Members of this family of proteins form pentameric complexes comprised of both alpha and beta subunits. This locus encodes an alpha-type subunit, as it contains characteristic adjacent cysteine residues. The encoded protein is a ligand-gated ion channel that likely plays a role in neurotransmission. Polymorphisms in this gene have been associated with an increased risk of smoking initiation and an increased susceptibility to lung cancer. Alternatively spliced transcript variants have been described. [provided by RefSeq, Nov 2009]
PHENOTYPE: Homozygotes for a targeted null mutation show high postnatal and postweaning mortality. Mutants show reduced bladder contractility resulting in enlarged bladder, infections and urinary stones. Eyes are small, with dilated ocular pupils. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acp3 A G 9: 104,186,688 (GRCm39) V261A probably benign Het
Adipor1 C A 1: 134,352,641 (GRCm39) N137K probably damaging Het
Ahnak A T 19: 8,989,746 (GRCm39) K3677* probably null Het
Ankrd24 C A 10: 81,480,937 (GRCm39) probably benign Het
Appl1 G T 14: 26,664,773 (GRCm39) P420Q probably benign Het
Bmp8b C A 4: 123,015,761 (GRCm39) F249L possibly damaging Het
Brat1 G T 5: 140,698,827 (GRCm39) A275S probably benign Het
C5ar1 T C 7: 15,982,319 (GRCm39) K234E possibly damaging Het
Cblif A G 19: 11,737,740 (GRCm39) T384A probably damaging Het
Ccs A G 19: 4,883,367 (GRCm39) probably null Het
Chmp5 T G 4: 40,950,562 (GRCm39) probably null Het
Crocc TCTGAGCTGCTGAGCTGC TCTGAGCTGC 4: 140,769,118 (GRCm39) probably null Het
Csf3 G T 11: 98,592,853 (GRCm39) C72F probably damaging Het
Dbndd1 A G 8: 124,236,619 (GRCm39) I83T probably damaging Het
Ercc6 A G 14: 32,248,309 (GRCm39) K287E probably damaging Het
F5 C T 1: 163,979,578 (GRCm39) T16I probably benign Het
Hephl1 C T 9: 14,981,056 (GRCm39) G792E probably damaging Het
Hmmr T A 11: 40,612,733 (GRCm39) D158V probably damaging Het
Hsd11b1 A G 1: 192,922,940 (GRCm39) S76P possibly damaging Het
Ilvbl T C 10: 78,412,978 (GRCm39) S167P probably benign Het
Irf7 G A 7: 140,845,029 (GRCm39) P118L probably damaging Het
Lama1 A G 17: 68,103,722 (GRCm39) N1981S probably benign Het
Lrp4 A G 2: 91,304,816 (GRCm39) D224G probably benign Het
Mink1 T C 11: 70,498,616 (GRCm39) Y594H possibly damaging Het
Minpp1 G A 19: 32,491,557 (GRCm39) V412M probably damaging Het
Muc5b G A 7: 141,425,478 (GRCm39) V4708M possibly damaging Het
Mycl G A 4: 122,890,415 (GRCm39) E34K probably damaging Het
Oaf T A 9: 43,135,241 (GRCm39) D179V probably damaging Het
Ogfod2 G A 5: 124,252,824 (GRCm39) G278D probably damaging Het
Or2h1 A G 17: 37,404,661 (GRCm39) L35P probably damaging Het
Or5b12 A G 19: 12,897,188 (GRCm39) F162L possibly damaging Het
Paf1 T G 7: 28,096,043 (GRCm39) M250R probably damaging Het
Pcdh8 T C 14: 80,008,420 (GRCm39) T48A possibly damaging Het
Pdzph1 A G 17: 59,192,862 (GRCm39) V1096A possibly damaging Het
Polr3b T C 10: 84,512,875 (GRCm39) S586P probably damaging Het
Polr3b A T 10: 84,464,116 (GRCm39) E25D probably benign Het
Sfi1 A ATCTTCCCAAAGCCAGTGC 11: 3,103,384 (GRCm39) probably benign Het
Slc28a2b T C 2: 122,348,475 (GRCm39) M274T possibly damaging Het
Slc31a2 T C 4: 62,215,289 (GRCm39) V112A probably damaging Het
Spire1 A T 18: 67,628,265 (GRCm39) S412T probably benign Het
Tanc1 A G 2: 59,637,926 (GRCm39) T876A possibly damaging Het
Tango6 T A 8: 107,444,709 (GRCm39) L538H probably damaging Het
Tas2r125 G A 6: 132,886,621 (GRCm39) G3D probably damaging Het
Tbc1d32 A T 10: 56,091,158 (GRCm39) M125K possibly damaging Het
Traf5 T C 1: 191,731,807 (GRCm39) S345G probably benign Het
Ush2a A T 1: 188,175,594 (GRCm39) I1231F probably benign Het
Vmn2r104 G T 17: 20,250,372 (GRCm39) T633N probably benign Het
Vmn2r104 A G 17: 20,250,544 (GRCm39) S576P possibly damaging Het
Vmn2r105 A T 17: 20,448,998 (GRCm39) C60S probably benign Het
Zfp316 A T 5: 143,248,594 (GRCm39) D217E unknown Het
Zfp456 A T 13: 67,515,039 (GRCm39) D222E probably benign Het
Other mutations in Chrna3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02469:Chrna3 APN 9 54,923,290 (GRCm39) missense probably benign 0.01
IGL02484:Chrna3 APN 9 54,922,821 (GRCm39) missense probably damaging 1.00
R0494:Chrna3 UTSW 9 54,929,562 (GRCm39) missense probably damaging 1.00
R0538:Chrna3 UTSW 9 54,923,290 (GRCm39) missense probably benign 0.01
R0557:Chrna3 UTSW 9 54,923,149 (GRCm39) missense probably damaging 1.00
R0674:Chrna3 UTSW 9 54,922,456 (GRCm39) missense probably damaging 1.00
R1552:Chrna3 UTSW 9 54,923,192 (GRCm39) missense probably benign 0.16
R1750:Chrna3 UTSW 9 54,923,341 (GRCm39) missense probably damaging 1.00
R2191:Chrna3 UTSW 9 54,923,329 (GRCm39) missense probably damaging 1.00
R2989:Chrna3 UTSW 9 54,923,334 (GRCm39) missense probably damaging 1.00
R3114:Chrna3 UTSW 9 54,923,334 (GRCm39) missense probably damaging 1.00
R3153:Chrna3 UTSW 9 54,923,334 (GRCm39) missense probably damaging 1.00
R3154:Chrna3 UTSW 9 54,923,334 (GRCm39) missense probably damaging 1.00
R3434:Chrna3 UTSW 9 54,931,610 (GRCm39) missense possibly damaging 0.95
R3732:Chrna3 UTSW 9 54,923,178 (GRCm39) missense probably benign 0.00
R3732:Chrna3 UTSW 9 54,923,178 (GRCm39) missense probably benign 0.00
R3733:Chrna3 UTSW 9 54,923,178 (GRCm39) missense probably benign 0.00
R4758:Chrna3 UTSW 9 54,929,560 (GRCm39) missense probably damaging 1.00
R4903:Chrna3 UTSW 9 54,922,810 (GRCm39) missense probably benign 0.01
R5430:Chrna3 UTSW 9 54,920,192 (GRCm39) missense probably damaging 0.98
R6546:Chrna3 UTSW 9 54,923,185 (GRCm39) missense probably damaging 1.00
R6806:Chrna3 UTSW 9 54,923,094 (GRCm39) missense probably damaging 1.00
R7516:Chrna3 UTSW 9 54,922,653 (GRCm39) missense probably benign 0.00
R7703:Chrna3 UTSW 9 54,923,408 (GRCm39) missense probably benign 0.00
R8053:Chrna3 UTSW 9 54,922,674 (GRCm39) missense probably benign 0.25
R8762:Chrna3 UTSW 9 54,922,995 (GRCm39) missense probably damaging 1.00
R9170:Chrna3 UTSW 9 54,933,671 (GRCm39) missense unknown
Predicted Primers PCR Primer
(F):5'- CAAGAGTCTAATTTTCTAACCTCTGCC -3'
(R):5'- TCTCCCCAGGGTCATGTTTATG -3'

Sequencing Primer
(F):5'- AATTTTCTAACCTCTGCCCTATGC -3'
(R):5'- TGTTTATGACTAGGCCAACCAGC -3'
Posted On 2016-12-15