Incidental Mutation 'R3732:Chrna3'
ID 271047
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 040720-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.325) question?
Stock # R3732 (G1)
Quality Score 225
Status Validated
Chromosome 9
Chromosomal Location 54917401-54933846 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 54923178 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Arginine at position 210 (K210R)
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: K210R

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000034851
Gene: ENSMUSG00000032303
AA Change: K210R

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: K210R

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
Meta Mutation Damage Score 0.1310 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 94.8%
Validation Efficiency 100% (44/44)
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: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ablim1 A T 19: 57,037,892 (GRCm39) probably null Het
Adgrl3 C A 5: 81,942,793 (GRCm39) H1474Q probably benign Het
Adgrv1 T C 13: 81,705,075 (GRCm39) I1578M probably damaging Het
Arhgef10l AGAGGAGGAGGAGGAGGA AGAGGAGGAGGAGGA 4: 140,308,930 (GRCm39) probably benign Het
Bcl7b A G 5: 135,209,767 (GRCm39) T141A probably benign Het
Cfap97d1 C T 11: 101,879,278 (GRCm39) Q17* probably null Het
Cpsf2 T C 12: 101,953,567 (GRCm39) I199T probably damaging Het
Cyp2a4 A G 7: 26,012,252 (GRCm39) D345G probably damaging Het
Cyp2s1 C T 7: 25,503,379 (GRCm39) R424Q probably null Het
D1Pas1 C A 1: 186,700,294 (GRCm39) S74R probably benign Het
Edem1 T C 6: 108,818,582 (GRCm39) F197L probably damaging Het
Ergic2 T C 6: 148,104,020 (GRCm39) D79G probably damaging Het
Espl1 A G 15: 102,221,424 (GRCm39) I944V probably damaging Het
Fat1 T C 8: 45,406,306 (GRCm39) V1019A possibly damaging Het
Fbxl21 T A 13: 56,674,830 (GRCm39) H60Q probably benign Het
Fbxw7 A C 3: 84,833,014 (GRCm39) K19Q possibly damaging Het
Gldn A G 9: 54,245,946 (GRCm39) K499R possibly damaging Het
Gria4 C T 9: 4,513,295 (GRCm39) M271I probably benign Het
Herc1 C T 9: 66,352,922 (GRCm39) T2136I probably damaging Het
Iqcg G T 16: 32,873,996 (GRCm39) probably benign Het
Itih2 A T 2: 10,110,481 (GRCm39) F537I probably benign Het
Itpr2 T C 6: 146,284,198 (GRCm39) D533G probably damaging Het
Kcnk15 A G 2: 163,695,733 (GRCm39) K22E probably benign Het
Lag3 A T 6: 124,887,103 (GRCm39) S155T probably benign Het
Lars1 T C 18: 42,345,667 (GRCm39) E1003G probably benign Het
Layn T A 9: 50,970,844 (GRCm39) N233I probably damaging Het
Lgi1 T C 19: 38,294,694 (GRCm39) Y465H probably damaging Het
Lrig1 C T 6: 94,588,557 (GRCm39) A531T possibly damaging Het
Mtx2 C A 2: 74,677,606 (GRCm39) A22E probably damaging Het
Nipal3 T C 4: 135,191,157 (GRCm39) T325A probably damaging Het
Ola1 G C 2: 72,987,204 (GRCm39) R143G probably damaging Het
Otog A G 7: 45,937,792 (GRCm39) T1834A probably benign Het
Panx1 GTTCTTCT GTTCT 9: 14,917,467 (GRCm39) probably benign Het
Pcdh18 T C 3: 49,709,240 (GRCm39) S692G probably benign Het
Pkd2 G A 5: 104,637,285 (GRCm39) probably null Het
Ppp1r9a T C 6: 4,906,259 (GRCm39) probably benign Het
Robo2 A C 16: 73,717,635 (GRCm39) L1159W possibly damaging Het
Sfxn5 T C 6: 85,276,258 (GRCm39) probably benign Het
Shf T A 2: 122,175,688 (GRCm39) probably benign Het
Siah2 A G 3: 58,583,671 (GRCm39) V205A probably damaging Het
Slc44a4 G A 17: 35,140,537 (GRCm39) silent Het
Spindoc A C 19: 7,351,666 (GRCm39) L202R probably damaging Het
Spock3 T A 8: 63,798,733 (GRCm39) D251E probably damaging Het
Stk4 T A 2: 163,930,828 (GRCm39) M143K probably benign Het
Trpc3 A T 3: 36,692,708 (GRCm39) D761E probably benign Het
Twf1 A C 15: 94,482,295 (GRCm39) probably benign Het
Ugcg C T 4: 59,207,798 (GRCm39) P46S probably benign Het
Vps50 T C 6: 3,519,243 (GRCm39) silent Het
Wapl G A 14: 34,458,721 (GRCm39) V928I probably damaging Het
Zfand3 A G 17: 30,411,630 (GRCm39) K130R 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
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
R5795:Chrna3 UTSW 9 54,922,552 (GRCm39) missense probably benign 0.17
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'- AGATGCAGAGCGTCACCTTC -3'
(R):5'- CAGGAGAAGTGACTTGGATCCC -3'

Sequencing Primer
(F):5'- TTCTCCCCACAGTCGGAG -3'
(R):5'- AAGTGACTTGGATCCCTCCGG -3'
Posted On 2015-03-18