Incidental Mutation 'R0419:Chrne'
ID 36939
Institutional Source Beutler Lab
Gene Symbol Chrne
Ensembl Gene ENSMUSG00000014609
Gene Name cholinergic receptor, nicotinic, epsilon polypeptide
Synonyms AChrepsilon, Acre
MMRRC Submission 038621-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.085) question?
Stock # R0419 (G1)
Quality Score 225
Status Validated
Chromosome 11
Chromosomal Location 70505709-70510042 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 70506549 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 324 (I324V)
Ref Sequence ENSEMBL: ENSMUSP00000099616 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000014753] [ENSMUST00000072237] [ENSMUST00000072873] [ENSMUST00000079244] [ENSMUST00000102556] [ENSMUST00000102558] [ENSMUST00000102559] [ENSMUST00000144960] [ENSMUST00000135865] [ENSMUST00000180052]
AlphaFold P20782
Predicted Effect probably benign
Transcript: ENSMUST00000014753
AA Change: I324V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000014753
Gene: ENSMUSG00000014609
AA Change: I324V

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
Pfam:Neur_chan_LBD 24 240 2.9e-65 PFAM
Pfam:Neur_chan_memb 247 475 6.5e-58 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000072237
SMART Domains Protein: ENSMUSP00000072091
Gene: ENSMUSG00000020827

DomainStartEndE-ValueType
S_TKc 25 289 1.86e-91 SMART
low complexity region 307 338 N/A INTRINSIC
coiled coil region 351 496 N/A INTRINSIC
low complexity region 557 569 N/A INTRINSIC
low complexity region 620 633 N/A INTRINSIC
low complexity region 646 659 N/A INTRINSIC
low complexity region 719 738 N/A INTRINSIC
low complexity region 837 874 N/A INTRINSIC
CNH 1026 1324 1.58e-113 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000072873
SMART Domains Protein: ENSMUSP00000072649
Gene: ENSMUSG00000020827

DomainStartEndE-ValueType
S_TKc 25 289 1.86e-91 SMART
low complexity region 307 338 N/A INTRINSIC
coiled coil region 351 496 N/A INTRINSIC
low complexity region 557 569 N/A INTRINSIC
low complexity region 620 633 N/A INTRINSIC
low complexity region 646 659 N/A INTRINSIC
low complexity region 719 738 N/A INTRINSIC
low complexity region 829 853 N/A INTRINSIC
CNH 1019 1317 1.58e-113 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000079244
SMART Domains Protein: ENSMUSP00000078234
Gene: ENSMUSG00000020827

DomainStartEndE-ValueType
S_TKc 25 289 1.86e-91 SMART
low complexity region 314 338 N/A INTRINSIC
coiled coil region 348 493 N/A INTRINSIC
low complexity region 554 566 N/A INTRINSIC
low complexity region 617 630 N/A INTRINSIC
low complexity region 643 656 N/A INTRINSIC
low complexity region 716 735 N/A INTRINSIC
low complexity region 826 850 N/A INTRINSIC
CNH 1016 1314 1.58e-113 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000102556
AA Change: I324V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000099616
Gene: ENSMUSG00000014609
AA Change: I324V

DomainStartEndE-ValueType
signal peptide 1 20 N/A INTRINSIC
Pfam:Neur_chan_LBD 24 240 5.4e-65 PFAM
Pfam:Neur_chan_memb 247 474 2.9e-53 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000102558
SMART Domains Protein: ENSMUSP00000099618
Gene: ENSMUSG00000020827

DomainStartEndE-ValueType
S_TKc 25 289 1.86e-91 SMART
low complexity region 307 338 N/A INTRINSIC
coiled coil region 351 496 N/A INTRINSIC
low complexity region 557 569 N/A INTRINSIC
low complexity region 620 633 N/A INTRINSIC
low complexity region 646 659 N/A INTRINSIC
low complexity region 792 816 N/A INTRINSIC
CNH 982 1280 1.58e-113 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000102559
SMART Domains Protein: ENSMUSP00000099619
Gene: ENSMUSG00000020827

DomainStartEndE-ValueType
S_TKc 25 289 1.86e-91 SMART
low complexity region 307 338 N/A INTRINSIC
coiled coil region 351 496 N/A INTRINSIC
low complexity region 557 569 N/A INTRINSIC
low complexity region 620 633 N/A INTRINSIC
low complexity region 646 659 N/A INTRINSIC
low complexity region 800 824 N/A INTRINSIC
CNH 990 1288 1.58e-113 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000132208
Predicted Effect noncoding transcript
Transcript: ENSMUST00000125853
Predicted Effect noncoding transcript
Transcript: ENSMUST00000134836
Predicted Effect noncoding transcript
Transcript: ENSMUST00000125387
Predicted Effect noncoding transcript
Transcript: ENSMUST00000135920
Predicted Effect probably benign
Transcript: ENSMUST00000144960
SMART Domains Protein: ENSMUSP00000136077
Gene: ENSMUSG00000087279

DomainStartEndE-ValueType
low complexity region 29 40 N/A INTRINSIC
low complexity region 119 130 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000135865
SMART Domains Protein: ENSMUSP00000135933
Gene: ENSMUSG00000087279

DomainStartEndE-ValueType
low complexity region 29 40 N/A INTRINSIC
low complexity region 101 107 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000136663
SMART Domains Protein: ENSMUSP00000117959
Gene: ENSMUSG00000020827

DomainStartEndE-ValueType
Pfam:Pkinase_Tyr 1 140 2.3e-22 PFAM
Pfam:Pkinase 1 143 1.6e-30 PFAM
low complexity region 161 192 N/A INTRINSIC
coiled coil region 204 349 N/A INTRINSIC
low complexity region 411 423 N/A INTRINSIC
low complexity region 474 487 N/A INTRINSIC
low complexity region 500 513 N/A INTRINSIC
low complexity region 573 592 N/A INTRINSIC
low complexity region 691 728 N/A INTRINSIC
CNH 880 1178 1.58e-113 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000180052
SMART Domains Protein: ENSMUSP00000137259
Gene: ENSMUSG00000087279

DomainStartEndE-ValueType
low complexity region 29 40 N/A INTRINSIC
low complexity region 119 130 N/A INTRINSIC
Meta Mutation Damage Score 0.0732 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 94.8%
Validation Efficiency 98% (54/55)
MGI Phenotype FUNCTION: This gene encodes the epsilon subunit of the muscle-derived nicotinic acetylcholine receptor, a pentameric neurotransmitter receptor and member of the ligand-gated ion channel superfamily. The acetylcholine receptor changes subunit composition shortly after birth when the epsilon subunit replaces the gamma subunit seen in embryonic receptors. In mice, deficiency of this gene can lead to a decline in the number of nicotinic acetylcholine receptors at neuromuscular junctions and causes progressive muscle weakness, atrophy and premature death. Mutations in this gene serve as a pathophysiological model for human congenital myasthenia. Several alternatively spliced transcript variants of this gene have been described, but their full-length nature is not known. [provided by RefSeq, Nov 2012]
PHENOTYPE: Homozygotes for targeted null mutations exhibit reduced AChR receptor density at neuromuscular synapses, impaired neuromuscular transmission, progressive muscular weakness and atrophy, and lethality at 2-3 months of age. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700029H14Rik T C 8: 13,601,842 (GRCm39) probably benign Het
5730507C01Rik A T 12: 18,583,424 (GRCm39) R161S possibly damaging Het
Adamts5 T C 16: 85,663,530 (GRCm39) I735V probably benign Het
Arid1a G T 4: 133,408,435 (GRCm39) P2024Q unknown Het
Ascc3 G T 10: 50,625,022 (GRCm39) V1637L probably benign Het
B3galt4 T C 17: 34,169,764 (GRCm39) Y158C probably damaging Het
BC049715 A G 6: 136,817,143 (GRCm39) T128A possibly damaging Het
Btaf1 T A 19: 36,922,629 (GRCm39) I11N probably damaging Het
Cfb T C 17: 35,077,485 (GRCm39) I496V probably damaging Het
Chd8 A T 14: 52,441,517 (GRCm39) H858Q probably benign Het
Clec14a T C 12: 58,314,451 (GRCm39) I390M probably damaging Het
Cpsf3 A G 12: 21,347,800 (GRCm39) Y207C probably damaging Het
Cubn A C 2: 13,474,574 (GRCm39) I410S possibly damaging Het
Cubn T A 2: 13,474,575 (GRCm39) I410F possibly damaging Het
Dlc1 T C 8: 37,050,740 (GRCm39) E997G possibly damaging Het
Emilin1 G T 5: 31,072,366 (GRCm39) V71F probably damaging Het
Esrp2 T C 8: 106,861,307 (GRCm39) E164G probably damaging Het
Fars2 A G 13: 36,721,285 (GRCm39) T410A probably benign Het
Fat3 A G 9: 15,903,552 (GRCm39) V2981A probably damaging Het
Fkbp15 G A 4: 62,244,373 (GRCm39) T472I probably benign Het
Gm6871 A G 7: 41,222,869 (GRCm39) V73A probably benign Het
Gnl2 T G 4: 124,947,320 (GRCm39) S647R probably benign Het
Grb10 T C 11: 11,884,207 (GRCm39) I500V possibly damaging Het
Herc1 T C 9: 66,353,356 (GRCm39) probably benign Het
Iqgap2 A C 13: 95,826,207 (GRCm39) probably null Het
Kcnu1 A T 8: 26,427,646 (GRCm39) N321I probably benign Het
Kif23 G A 9: 61,833,687 (GRCm39) R519* probably null Het
Klhl1 C T 14: 96,619,225 (GRCm39) R224Q probably benign Het
Lama1 T C 17: 68,098,605 (GRCm39) probably null Het
Lamp3 T C 16: 19,492,302 (GRCm39) Y314C probably damaging Het
Lamtor5 C A 3: 107,189,227 (GRCm39) R88S probably damaging Het
Nbea G T 3: 55,726,715 (GRCm39) A2088E probably benign Het
Neo1 A G 9: 58,897,463 (GRCm39) probably benign Het
Ntn4 A T 10: 93,518,291 (GRCm39) R199S probably benign Het
Or5ap2 A T 2: 85,680,311 (GRCm39) R172* probably null Het
Plekho2 A G 9: 65,464,334 (GRCm39) S172P possibly damaging Het
Pmp2 T C 3: 10,245,823 (GRCm39) Y129C probably damaging Het
Prss3b T C 6: 41,011,281 (GRCm39) N34D probably benign Het
Ralgapa2 A T 2: 146,270,592 (GRCm39) M578K possibly damaging Het
Ranbp3 C T 17: 57,015,219 (GRCm39) T307M possibly damaging Het
Serpinb11 G A 1: 107,304,590 (GRCm39) W185* probably null Het
Setdb2 A T 14: 59,644,193 (GRCm39) probably null Het
Sirpb1b A T 3: 15,613,656 (GRCm39) V75E probably damaging Het
Slc13a1 A T 6: 24,100,292 (GRCm39) L397Q probably damaging Het
Slc19a1 T A 10: 76,878,742 (GRCm39) I355N probably damaging Het
Slc51a T A 16: 32,295,254 (GRCm39) I275F possibly damaging Het
Spink14 T C 18: 44,164,934 (GRCm39) S84P probably damaging Het
Stx2 A G 5: 129,070,641 (GRCm39) probably benign Het
Tgfbi G T 13: 56,780,006 (GRCm39) probably benign Het
Tshr T A 12: 91,504,643 (GRCm39) M527K probably damaging Het
Upb1 T C 10: 75,248,717 (GRCm39) V79A probably damaging Het
Zdhhc5 A T 2: 84,521,587 (GRCm39) probably null Het
Zfp11 C T 5: 129,735,302 (GRCm39) G53E possibly damaging Het
Zfp280d T C 9: 72,219,519 (GRCm39) V32A probably benign Het
Other mutations in Chrne
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00335:Chrne APN 11 70,506,588 (GRCm39) missense probably benign 0.00
IGL00950:Chrne APN 11 70,509,983 (GRCm39) unclassified probably benign
IGL01875:Chrne APN 11 70,509,498 (GRCm39) splice site probably null
IGL03201:Chrne APN 11 70,509,338 (GRCm39) missense probably benign 0.02
IGL03303:Chrne APN 11 70,505,926 (GRCm39) missense possibly damaging 0.77
pip-squeak UTSW 11 70,505,956 (GRCm39) critical splice acceptor site probably null
R0848:Chrne UTSW 11 70,506,239 (GRCm39) missense probably benign 0.02
R1378:Chrne UTSW 11 70,505,956 (GRCm39) critical splice acceptor site probably null
R1623:Chrne UTSW 11 70,509,254 (GRCm39) missense possibly damaging 0.86
R2170:Chrne UTSW 11 70,509,323 (GRCm39) missense probably damaging 1.00
R2437:Chrne UTSW 11 70,506,086 (GRCm39) missense possibly damaging 0.92
R3945:Chrne UTSW 11 70,507,869 (GRCm39) missense possibly damaging 0.95
R4612:Chrne UTSW 11 70,507,848 (GRCm39) missense probably damaging 0.99
R4923:Chrne UTSW 11 70,506,101 (GRCm39) missense possibly damaging 0.62
R5172:Chrne UTSW 11 70,506,352 (GRCm39) missense probably benign 0.00
R5288:Chrne UTSW 11 70,505,913 (GRCm39) missense possibly damaging 0.63
R5384:Chrne UTSW 11 70,505,913 (GRCm39) missense possibly damaging 0.63
R5614:Chrne UTSW 11 70,505,879 (GRCm39) missense possibly damaging 0.56
R7443:Chrne UTSW 11 70,509,092 (GRCm39) missense probably benign 0.29
R8733:Chrne UTSW 11 70,507,856 (GRCm39) missense probably damaging 1.00
R9668:Chrne UTSW 11 70,507,779 (GRCm39) critical splice donor site probably null
Predicted Primers PCR Primer
(F):5'- TTTGACCCAAGAGCAGTGCTTACC -3'
(R):5'- GACAATACTGGCATCGTTGAGGAGG -3'

Sequencing Primer
(F):5'- TCCGCTCTGAGCAGAATG -3'
(R):5'- GCATCGTTGAGGAGGATCAAG -3'
Posted On 2013-05-09