Incidental Mutation 'R5164:Chrnb3'
ID 395597
Institutional Source Beutler Lab
Gene Symbol Chrnb3
Ensembl Gene ENSMUSG00000031492
Gene Name cholinergic receptor, nicotinic, beta polypeptide 3
Synonyms Acrb3, 5730417K16Rik
MMRRC Submission 042745-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.082) question?
Stock # R5164 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 27858739-27889758 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 27884160 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 299 (I299N)
Ref Sequence ENSEMBL: ENSMUSP00000147672 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000060943] [ENSMUST00000079463] [ENSMUST00000211104]
AlphaFold Q8BMN3
Predicted Effect probably damaging
Transcript: ENSMUST00000060943
AA Change: I299N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000052297
Gene: ENSMUSG00000031492
AA Change: I299N

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 damaging
Transcript: ENSMUST00000079463
AA Change: I284N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000078428
Gene: ENSMUSG00000031492
AA Change: I284N

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 probably damaging
Transcript: ENSMUST00000211104
AA Change: I299N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
Meta Mutation Damage Score 0.5994 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 94.8%
Validation Efficiency 98% (49/50)
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: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrv1 A T 13: 81,583,793 (GRCm39) H4637Q probably benign Het
Akap6 A G 12: 53,189,249 (GRCm39) H2221R probably benign Het
Arsj A T 3: 126,231,808 (GRCm39) M185L probably benign Het
Ccdc177 T C 12: 80,805,336 (GRCm39) T313A unknown Het
Cdkal1 A T 13: 29,809,702 (GRCm39) L214H probably damaging Het
Cfap44 T A 16: 44,301,752 (GRCm39) I1830N probably damaging Het
Cfap65 T C 1: 74,965,675 (GRCm39) K445R probably damaging Het
Cse1l C A 2: 166,786,348 (GRCm39) D826E probably benign Het
Cwf19l2 T C 9: 3,475,511 (GRCm39) V816A probably damaging Het
Dnah5 A T 15: 28,408,438 (GRCm39) E3474D probably benign Het
Dock5 A T 14: 68,055,110 (GRCm39) Y585* probably null Het
Ebf2 T C 14: 67,627,970 (GRCm39) S322P possibly damaging Het
Epha8 T C 4: 136,672,983 (GRCm39) E267G possibly damaging Het
Fkbp5 A G 17: 28,656,964 (GRCm39) probably null Het
Gbp4 T A 5: 105,284,743 (GRCm39) K49* probably null Het
Gramd4 A T 15: 85,985,032 (GRCm39) T98S probably benign Het
Hectd1 C A 12: 51,874,272 (GRCm39) M1I probably null Het
Hsd17b8 A G 17: 34,245,952 (GRCm39) probably benign Het
Hycc2 T C 1: 58,574,597 (GRCm39) T315A probably benign Het
Igkv4-80 A C 6: 68,993,649 (GRCm39) S81A probably benign Het
Keg1 A G 19: 12,692,044 (GRCm39) probably benign Het
Lilra6 A T 7: 3,917,880 (GRCm39) V88E probably damaging Het
Mast1 A G 8: 85,640,147 (GRCm39) probably benign Het
Mdn1 A G 4: 32,759,011 (GRCm39) probably null Het
Nrdc C T 4: 108,896,914 (GRCm39) T511I probably damaging Het
Odad4 G A 11: 100,462,346 (GRCm39) W506* probably null Het
Or4c106 T A 2: 88,682,914 (GRCm39) L207I probably benign Het
Or5p6 G A 7: 107,631,487 (GRCm39) T21I possibly damaging Het
Or8k24 T C 2: 86,215,815 (GRCm39) T316A probably benign Het
Pms1 A G 1: 53,246,799 (GRCm39) V301A probably damaging Het
Pnisr A T 4: 21,859,237 (GRCm39) Q144L possibly damaging Het
Pp2d1 G T 17: 53,815,098 (GRCm39) T542K probably benign Het
Ppargc1b A T 18: 61,435,715 (GRCm39) C922S probably damaging Het
Ptprd T C 4: 76,018,995 (GRCm39) probably null Het
Runx3 T C 4: 134,848,441 (GRCm39) S9P possibly damaging Het
Serpina1b A G 12: 103,698,346 (GRCm39) S168P probably benign Het
Slc14a2 G A 18: 78,200,487 (GRCm39) A722V probably damaging Het
Slc23a2 T A 2: 131,917,370 (GRCm39) probably benign Het
Slc47a1 A G 11: 61,243,886 (GRCm39) probably null Het
Tcf20 A G 15: 82,740,804 (GRCm39) S216P probably damaging Het
Tpst1 T A 5: 130,130,842 (GRCm39) I104N probably damaging Het
Ufm1 A C 3: 53,765,348 (GRCm39) probably benign Het
Unkl A G 17: 25,432,083 (GRCm39) probably null Het
Usf3 T C 16: 44,038,543 (GRCm39) S1008P probably damaging Het
Ythdf3 T C 3: 16,237,677 (GRCm39) V6A possibly damaging Het
Zc3h3 A T 15: 75,648,875 (GRCm39) S752R probably benign Het
Zfp268 T C 4: 145,348,775 (GRCm39) Y71H probably 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
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
R8060:Chrnb3 UTSW 8 27,884,588 (GRCm39) missense unknown
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'- GAAGGCTTTTACTCCTATCCGTTTG -3'
(R):5'- ATGCAAAGCCATCTCGGGAG -3'

Sequencing Primer
(F):5'- TGTTCTGAGACGCCTGCC -3'
(R):5'- GGAGTTTTTCCAGAAACAGCCTC -3'
Posted On 2016-06-21