Incidental Mutation 'R8060:Chrnb3'
ID 619652
Institutional Source Beutler Lab
Gene Symbol Chrnb3
Ensembl Gene ENSMUSG00000031492
Gene Name cholinergic receptor, nicotinic, beta polypeptide 3
Synonyms Acrb3, 5730417K16Rik
MMRRC Submission 067496-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.081) question?
Stock # R8060 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 27858739-27889758 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 27884588 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Threonine at position 442 (S442T)
Ref Sequence ENSEMBL: ENSMUSP00000147672 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000060943] [ENSMUST00000079463] [ENSMUST00000211104]
AlphaFold Q8BMN3
Predicted Effect probably benign
Transcript: ENSMUST00000060943
SMART Domains Protein: ENSMUSP00000052297
Gene: ENSMUSG00000031492

DomainStartEndE-ValueType
Pfam:Neur_chan_LBD 35 239 2.3e-75 PFAM
Pfam:Neur_chan_memb 246 452 1.9e-65 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000079463
SMART Domains Protein: ENSMUSP00000078428
Gene: ENSMUSG00000031492

DomainStartEndE-ValueType
Pfam:Neur_chan_LBD 35 224 1.3e-57 PFAM
Pfam:Neur_chan_memb 231 374 4.3e-48 PFAM
Pfam:Neur_chan_memb 349 437 9.7e-15 PFAM
Predicted Effect unknown
Transcript: ENSMUST00000211104
AA Change: S442T
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.5%
Validation Efficiency 98% (50/51)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The nicotinic acetylcholine receptors (nAChRs) are members of a superfamily of ligand-gated ion channels that mediate fast signal transmission at synapses. The nAChRs are (hetero)pentamers composed of homologous subunits. The subunits that make up the muscle and neuronal forms of nAChRs are encoded by separate genes and have different primary structure. There are several subtypes of neuronal nAChRs that vary based on which homologous subunits are arranged around the central channel. They are classified as alpha-subunits if, like muscle alpha-1 (MIM 100690), they have a pair of adjacent cysteines as part of the presumed acetylcholine binding site. Subunits lacking these cysteine residues are classified as beta-subunits (Groot Kormelink and Luyten, 1997 [PubMed 9009220]). Elliott et al. (1996) [PubMed 8906617] stated that the proposed structure for each subunit is a conserved N-terminal extracellular domain followed by 3 conserved transmembrane domains, a variable cytoplasmic loop, a fourth conserved transmembrane domain, and a short C-terminal extracellular region.[supplied by OMIM, Apr 2010]
PHENOTYPE: Mice homozygous for disruptions in this gene display hyperactivity and reflex abnormalities but were otherwise phenotypically normal. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aamdc A T 7: 97,224,855 (GRCm39) Y2* probably null Het
Ano5 T A 7: 51,237,531 (GRCm39) V785E probably benign Het
Arhgef10 A T 8: 15,004,446 (GRCm39) R399S probably damaging Het
Arhgef40 A G 14: 52,222,452 (GRCm39) probably benign Het
Armc3 G T 2: 19,293,720 (GRCm39) V504L probably benign Het
Asb10 T A 5: 24,738,833 (GRCm39) Y408F probably benign Het
Catsperb A T 12: 101,569,025 (GRCm39) N899I probably damaging Het
Ccdc112 T C 18: 46,426,529 (GRCm39) I131M probably damaging Het
Cit G A 5: 116,046,786 (GRCm39) V400M probably benign Het
Copg1 T C 6: 87,886,703 (GRCm39) F772L probably damaging Het
Cts3 T A 13: 61,714,580 (GRCm39) I242F probably damaging Het
Dock1 T A 7: 134,770,132 (GRCm39) D1797E probably benign Het
Dock1 T A 7: 134,592,358 (GRCm39) probably benign Het
Dsc2 C T 18: 20,165,331 (GRCm39) G881R possibly damaging Het
Fam171a2 T C 11: 102,329,436 (GRCm39) K441R possibly damaging Het
H2-DMa A G 17: 34,356,259 (GRCm39) E87G probably benign Het
Has2 T A 15: 56,533,341 (GRCm39) M225L probably benign Het
Hnrnpll A G 17: 80,341,534 (GRCm39) S502P probably damaging Het
Hnrnpul1 G T 7: 25,447,768 (GRCm39) F185L possibly damaging Het
Hoxd11 G A 2: 74,512,720 (GRCm39) probably benign Het
Larp1b T C 3: 40,939,837 (GRCm39) V330A Het
Mast4 T C 13: 102,874,184 (GRCm39) E1728G possibly damaging Het
Minpp1 T A 19: 32,471,303 (GRCm39) F284I probably damaging Het
Moxd1 A G 10: 24,177,510 (GRCm39) S609G unknown Het
Myh1 A C 11: 67,106,077 (GRCm39) M1231L probably benign Het
Nup107 T C 10: 117,599,674 (GRCm39) E615G probably damaging Het
Or1e27-ps1 T C 11: 73,555,765 (GRCm39) I110T probably benign Het
Or4c10 A T 2: 89,760,693 (GRCm39) N180I probably benign Het
Or4p7 A G 2: 88,221,848 (GRCm39) T86A probably benign Het
Or5p55 A G 7: 107,566,612 (GRCm39) T3A probably benign Het
Or5w20 A T 2: 87,727,317 (GRCm39) Y258F probably damaging Het
Or6c205 A C 10: 129,086,915 (GRCm39) T171P possibly damaging Het
Pln A T 10: 53,219,993 (GRCm39) I12F unknown Het
Pomt2 G A 12: 87,175,780 (GRCm39) A388V probably damaging Het
Rbl2 T A 8: 91,823,497 (GRCm39) probably null Het
Rnpep T C 1: 135,194,658 (GRCm39) Y459C probably damaging Het
Slc23a4 T C 6: 34,925,336 (GRCm39) T498A probably damaging Het
Slc2a4 A T 11: 69,835,836 (GRCm39) L338M possibly damaging Het
Smco2 C A 6: 146,768,283 (GRCm39) Q221K probably benign Het
Snx20 G T 8: 89,354,273 (GRCm39) C152* probably null Het
Spata16 T C 3: 26,894,869 (GRCm39) L306P probably damaging Het
Spata20 A T 11: 94,373,065 (GRCm39) F520L probably benign Het
Sptbn1 A T 11: 30,051,616 (GRCm39) D2290E probably damaging Het
Tnfrsf11b G A 15: 54,117,505 (GRCm39) T250I probably benign Het
Trim34a G T 7: 103,910,183 (GRCm39) W328C probably damaging Het
Trim42 T G 9: 97,245,532 (GRCm39) M423L probably damaging Het
Trpm4 T C 7: 44,954,875 (GRCm39) K1055E probably damaging Het
Trpv5 T A 6: 41,651,465 (GRCm39) K238* probably null Het
Tshr A C 12: 91,505,134 (GRCm39) I691L probably benign Het
Vmn2r-ps117 A T 17: 19,058,124 (GRCm39) H560L possibly damaging Het
Other mutations in Chrnb3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00227:Chrnb3 APN 8 27,875,129 (GRCm39) missense probably benign 0.13
IGL01655:Chrnb3 APN 8 27,884,202 (GRCm39) missense probably damaging 1.00
IGL02124:Chrnb3 APN 8 27,886,832 (GRCm39) unclassified probably benign
IGL02403:Chrnb3 APN 8 27,883,836 (GRCm39) missense probably damaging 1.00
IGL02474:Chrnb3 APN 8 27,883,397 (GRCm39) missense probably damaging 1.00
IGL02903:Chrnb3 APN 8 27,876,834 (GRCm39) missense probably damaging 0.96
R0178:Chrnb3 UTSW 8 27,883,392 (GRCm39) missense probably damaging 1.00
R0736:Chrnb3 UTSW 8 27,875,078 (GRCm39) missense probably benign 0.00
R1695:Chrnb3 UTSW 8 27,883,728 (GRCm39) missense probably damaging 1.00
R2051:Chrnb3 UTSW 8 27,876,839 (GRCm39) missense probably damaging 1.00
R2091:Chrnb3 UTSW 8 27,884,262 (GRCm39) missense probably damaging 1.00
R2313:Chrnb3 UTSW 8 27,883,809 (GRCm39) missense probably damaging 1.00
R3020:Chrnb3 UTSW 8 27,886,812 (GRCm39) missense probably benign
R3981:Chrnb3 UTSW 8 27,884,034 (GRCm39) missense probably damaging 1.00
R4236:Chrnb3 UTSW 8 27,884,021 (GRCm39) missense probably damaging 1.00
R4276:Chrnb3 UTSW 8 27,883,779 (GRCm39) missense probably damaging 1.00
R4422:Chrnb3 UTSW 8 27,886,761 (GRCm39) missense possibly damaging 0.84
R4515:Chrnb3 UTSW 8 27,875,118 (GRCm39) missense probably damaging 1.00
R4688:Chrnb3 UTSW 8 27,884,147 (GRCm39) missense probably damaging 1.00
R4931:Chrnb3 UTSW 8 27,884,258 (GRCm39) missense probably damaging 0.99
R5164:Chrnb3 UTSW 8 27,884,160 (GRCm39) missense probably damaging 1.00
R6333:Chrnb3 UTSW 8 27,883,355 (GRCm39) missense probably damaging 0.96
R6454:Chrnb3 UTSW 8 27,883,403 (GRCm39) missense probably damaging 1.00
R7070:Chrnb3 UTSW 8 27,883,989 (GRCm39) missense probably damaging 1.00
R8156:Chrnb3 UTSW 8 27,883,682 (GRCm39) missense probably benign 0.13
R8421:Chrnb3 UTSW 8 27,886,718 (GRCm39) missense probably damaging 1.00
R8884:Chrnb3 UTSW 8 27,883,946 (GRCm39) missense possibly damaging 0.90
R9244:Chrnb3 UTSW 8 27,884,594 (GRCm39) missense unknown
R9459:Chrnb3 UTSW 8 27,883,884 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- AGCAGACTCCTACCAGTGATG -3'
(R):5'- GTACACTAGGTAAGACCAGGACAAC -3'

Sequencing Primer
(F):5'- TCCTACCAGTGATGGAGAAAGAGTTC -3'
(R):5'- GGACAACCCATTTAAAGGTGC -3'
Posted On 2020-01-23