Incidental Mutation 'R8132:Chrng'
ID 632049
Institutional Source Beutler Lab
Gene Symbol Chrng
Ensembl Gene ENSMUSG00000026253
Gene Name cholinergic receptor, nicotinic, gamma polypeptide
Synonyms Acrg, Achr-3
MMRRC Submission 067895-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8132 (G1)
Quality Score 221.009
Status Not validated
Chromosome 1
Chromosomal Location 87133533-87139365 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 87133718 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 15 (T15A)
Ref Sequence ENSEMBL: ENSMUSP00000141001 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027470] [ENSMUST00000185763] [ENSMUST00000186038] [ENSMUST00000188796]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000027470
SMART Domains Protein: ENSMUSP00000027470
Gene: ENSMUSG00000026253

DomainStartEndE-ValueType
Pfam:Neur_chan_LBD 26 241 7.9e-72 PFAM
Pfam:Neur_chan_memb 248 494 9.6e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000185763
SMART Domains Protein: ENSMUSP00000139600
Gene: ENSMUSG00000026253

DomainStartEndE-ValueType
Pfam:Neur_chan_LBD 20 72 1.4e-6 PFAM
Pfam:Neur_chan_LBD 117 255 1e-47 PFAM
Predicted Effect unknown
Transcript: ENSMUST00000186038
AA Change: T15A
SMART Domains Protein: ENSMUSP00000141001
Gene: ENSMUSG00000026253
AA Change: T15A

DomainStartEndE-ValueType
signal peptide 1 41 N/A INTRINSIC
Pfam:Neur_chan_LBD 48 220 1e-63 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000188796
SMART Domains Protein: ENSMUSP00000140796
Gene: ENSMUSG00000026253

DomainStartEndE-ValueType
Pfam:Neur_chan_LBD 26 142 1.3e-34 PFAM
Coding Region Coverage
  • 1x: 99.8%
  • 3x: 99.6%
  • 10x: 98.6%
  • 20x: 94.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The mammalian muscle-type acetylcholine receptor is a transmembrane pentameric glycoprotein with two alpha subunits, one beta, one delta, and one epsilon (in adult skeletal muscle) or gamma (in fetal and denervated muscle) subunit. This gene, which encodes the gamma subunit, is expressed prior to the thirty-third week of gestation in humans. The gamma subunit of the acetylcholine receptor plays a role in neuromuscular organogenesis and ligand binding and disruption of gamma subunit expression prevents the correct localization of the receptor in cell membranes. Mutations in this gene cause Escobar syndrome and a lethal form of multiple pterygium syndrome. Muscle-type acetylcholine receptor is the major antigen in the autoimmune disease myasthenia gravis.[provided by RefSeq, Sep 2009]
PHENOTYPE: Homozygous null mice display perinatal and postnatal lethality, paradoxical breathing, abnormal skeletal muscle morphology, abnormal neuromuscular junction morphology and physiology, and are unable to suckle. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb10 C T 8: 124,691,757 (GRCm39) A403T Het
Abhd16b G A 2: 181,135,760 (GRCm39) A221T probably damaging Het
Arhgef1 C T 7: 24,607,087 (GRCm39) probably benign Het
Arhgef1 C T 7: 24,619,174 (GRCm39) Q472* probably null Het
Calr3 C T 8: 73,181,023 (GRCm39) G298S probably damaging Het
CK137956 T A 4: 127,845,075 (GRCm39) K223* probably null Het
Clca3b A T 3: 144,552,935 (GRCm39) S97T probably benign Het
Cops7b G T 1: 86,514,916 (GRCm39) G102V probably damaging Het
Dennd1a T A 2: 37,748,072 (GRCm39) S382C probably damaging Het
Fdps G A 3: 89,006,693 (GRCm39) Q66* probably null Het
Gemin4 T C 11: 76,103,739 (GRCm39) T341A probably benign Het
Grk3 A G 5: 113,109,355 (GRCm39) S201P unknown Het
Hgf C T 5: 16,807,329 (GRCm39) T407I probably damaging Het
Hip1r C T 5: 124,135,290 (GRCm39) R446C probably damaging Het
Hyal6 A T 6: 24,740,827 (GRCm39) I327L possibly damaging Het
Ifna15 T C 4: 88,475,920 (GRCm39) E188G possibly damaging Het
Igip A G 18: 36,434,266 (GRCm39) S11G probably benign Het
Igkv5-39 A G 6: 69,877,589 (GRCm39) Y56H probably damaging Het
Jph1 G A 1: 17,086,379 (GRCm39) T381I probably damaging Het
Lrrc55 T C 2: 85,022,259 (GRCm39) I311V probably benign Het
Mrps35 T A 6: 146,949,661 (GRCm39) D58E probably benign Het
Ms4a4d C A 19: 11,535,310 (GRCm39) P203T probably benign Het
Naip1 T G 13: 100,573,883 (GRCm39) E225D possibly damaging Het
Ncapg2 T A 12: 116,407,967 (GRCm39) I989N possibly damaging Het
Nek3 A T 8: 22,647,036 (GRCm39) Y166* probably null Het
Nphs1 A G 7: 30,181,478 (GRCm39) E1169G probably benign Het
Nudt15 G A 14: 73,759,099 (GRCm39) P123L probably benign Het
Or10c1 T A 17: 37,522,207 (GRCm39) E179V probably damaging Het
Or10q1b G A 19: 13,682,584 (GRCm39) C131Y probably damaging Het
Or5ac22 T C 16: 59,134,907 (GRCm39) I288V possibly damaging Het
Or6k14 T A 1: 173,927,737 (GRCm39) S238T probably damaging Het
Or8a1b C T 9: 37,623,369 (GRCm39) V69M probably benign Het
Pcdha5 T C 18: 37,093,694 (GRCm39) S68P possibly damaging Het
Plec G T 15: 76,074,773 (GRCm39) A330E unknown Het
Rpa3 A C 6: 8,256,790 (GRCm39) I63S probably damaging Het
Rsf1 CG CGACGGCGGGG 7: 97,229,115 (GRCm39) probably benign Het
Snap25 A T 2: 136,611,748 (GRCm39) K83N probably benign Het
Sos1 T G 17: 80,716,031 (GRCm39) Q977P probably damaging Het
Spag16 A G 1: 70,420,461 (GRCm39) Y483C probably damaging Het
Speg A G 1: 75,399,639 (GRCm39) E2362G probably damaging Het
Swap70 A G 7: 109,855,084 (GRCm39) D128G probably damaging Het
Syngap1 G A 17: 27,177,154 (GRCm39) M545I probably damaging Het
Tdpoz6 G A 3: 93,599,452 (GRCm39) Q306* probably null Het
Tmem147 T C 7: 30,427,872 (GRCm39) E110G probably damaging Het
Tmem156 T A 5: 65,233,098 (GRCm39) I155F probably benign Het
Trim25 C A 11: 88,907,432 (GRCm39) A597E probably damaging Het
Ttc7b T C 12: 100,413,131 (GRCm39) Y229C probably damaging Het
Utrn T A 10: 12,558,154 (GRCm39) Q1435L probably damaging Het
Zbtb41 T C 1: 139,350,955 (GRCm39) S23P probably benign Het
Zeb2 T A 2: 44,879,142 (GRCm39) I1075F probably damaging Het
Other mutations in Chrng
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00557:Chrng APN 1 87,134,469 (GRCm39) missense probably damaging 0.99
IGL02947:Chrng APN 1 87,137,606 (GRCm39) splice site probably null
IGL03014:Chrng UTSW 1 87,138,759 (GRCm39) critical splice donor site probably null
R1051:Chrng UTSW 1 87,136,785 (GRCm39) missense possibly damaging 0.70
R1346:Chrng UTSW 1 87,135,985 (GRCm39) missense probably benign 0.09
R1368:Chrng UTSW 1 87,133,575 (GRCm39) missense probably damaging 1.00
R1588:Chrng UTSW 1 87,135,229 (GRCm39) missense probably damaging 1.00
R1703:Chrng UTSW 1 87,138,628 (GRCm39) missense possibly damaging 0.63
R2852:Chrng UTSW 1 87,134,428 (GRCm39) missense probably benign 0.01
R3707:Chrng UTSW 1 87,138,333 (GRCm39) nonsense probably null
R4780:Chrng UTSW 1 87,135,246 (GRCm39) missense probably damaging 1.00
R5818:Chrng UTSW 1 87,137,523 (GRCm39) missense probably benign 0.45
R5871:Chrng UTSW 1 87,134,451 (GRCm39) missense possibly damaging 0.95
R6058:Chrng UTSW 1 87,139,074 (GRCm39) missense probably damaging 1.00
R6136:Chrng UTSW 1 87,137,523 (GRCm39) missense probably benign 0.45
R7086:Chrng UTSW 1 87,138,735 (GRCm39) missense probably benign 0.06
R7229:Chrng UTSW 1 87,137,166 (GRCm39) missense probably benign 0.27
R7261:Chrng UTSW 1 87,134,962 (GRCm39) splice site probably null
R7572:Chrng UTSW 1 87,136,836 (GRCm39) missense probably damaging 1.00
R7666:Chrng UTSW 1 87,137,175 (GRCm39) missense probably benign 0.05
R8865:Chrng UTSW 1 87,135,219 (GRCm39) missense probably damaging 1.00
R8902:Chrng UTSW 1 87,138,397 (GRCm39) missense possibly damaging 0.84
R9535:Chrng UTSW 1 87,139,202 (GRCm39) missense probably benign 0.00
T0975:Chrng UTSW 1 87,138,348 (GRCm39) missense probably benign 0.00
X0063:Chrng UTSW 1 87,134,428 (GRCm39) missense probably benign 0.01
Z1177:Chrng UTSW 1 87,134,020 (GRCm39) missense probably benign 0.10
Z1177:Chrng UTSW 1 87,133,717 (GRCm39) missense unknown
Z1177:Chrng UTSW 1 87,136,025 (GRCm39) missense probably damaging 0.99
Z1177:Chrng UTSW 1 87,135,985 (GRCm39) missense probably benign 0.09
Predicted Primers PCR Primer
(F):5'- CTGTAGAGCTACTGTCCTGC -3'
(R):5'- GACATTGACCACATCTGAGTCG -3'

Sequencing Primer
(F):5'- TCTTCACTGGGCAGAACTGAG -3'
(R):5'- ACCACATCTGAGTCGCGCTC -3'
Posted On 2020-06-30