Incidental Mutation 'R8902:Chrng'
ID 678212
Institutional Source Beutler Lab
Gene Symbol Chrng
Ensembl Gene ENSMUSG00000026253
Gene Name cholinergic receptor, nicotinic, gamma polypeptide
Synonyms Acrg, Achr-3
MMRRC Submission 068759-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8902 (G1)
Quality Score 225.009
Status Not validated
Chromosome 1
Chromosomal Location 87133533-87139365 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 87138397 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Leucine at position 396 (R396L)
Ref Sequence ENSEMBL: ENSMUSP00000027470 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027470] [ENSMUST00000050876] [ENSMUST00000076362] [ENSMUST00000113230] [ENSMUST00000113231] [ENSMUST00000113232] [ENSMUST00000113233] [ENSMUST00000113235] [ENSMUST00000123735] [ENSMUST00000185763] [ENSMUST00000186038] [ENSMUST00000188796]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000027470
AA Change: R396L

PolyPhen 2 Score 0.838 (Sensitivity: 0.84; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000027470
Gene: ENSMUSG00000026253
AA Change: R396L

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: ENSMUST00000050876
SMART Domains Protein: ENSMUSP00000053403
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 55 217 2.4e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000076362
SMART Domains Protein: ENSMUSP00000075699
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 55 217 4.1e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000113230
SMART Domains Protein: ENSMUSP00000108856
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 50 212 1.7e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000113231
SMART Domains Protein: ENSMUSP00000108857
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 50 212 4.4e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000113232
SMART Domains Protein: ENSMUSP00000108858
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 55 217 4e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000113233
SMART Domains Protein: ENSMUSP00000108859
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 55 217 8.6e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000113235
SMART Domains Protein: ENSMUSP00000108861
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 55 217 1.8e-64 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000123735
SMART Domains Protein: ENSMUSP00000137771
Gene: ENSMUSG00000026254

DomainStartEndE-ValueType
Pfam:IF4E 50 128 1.8e-33 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 probably benign
Transcript: ENSMUST00000186038
SMART Domains Protein: ENSMUSP00000141001
Gene: ENSMUSG00000026253

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: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
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: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acap3 G T 4: 155,990,371 (GRCm39) R819L possibly damaging Het
App A G 16: 84,876,767 (GRCm39) V208A unknown Het
C1qtnf7 G A 5: 43,773,204 (GRCm39) E168K probably damaging Het
Cacna1e C T 1: 154,349,632 (GRCm39) M757I probably benign Het
Casp1 A G 9: 5,299,333 (GRCm39) T21A probably benign Het
Ccdc92 C T 5: 124,912,705 (GRCm39) A275T possibly damaging Het
Ccr4 T A 9: 114,325,620 (GRCm39) probably benign Het
Cct8l1 C T 5: 25,722,908 (GRCm39) T541I probably benign Het
Cmip A G 8: 118,103,925 (GRCm39) T50A probably damaging Het
Ddx21 C A 10: 62,434,486 (GRCm39) S91I probably benign Het
Dnmbp A G 19: 43,890,225 (GRCm39) L514P probably benign Het
Echs1 A T 7: 139,690,499 (GRCm39) M191K probably damaging Het
Eps8 A G 6: 137,489,175 (GRCm39) S408P probably damaging Het
Fat2 T C 11: 55,200,896 (GRCm39) E726G probably damaging Het
Fpr2 T C 17: 18,113,190 (GRCm39) I62T probably benign Het
Gemin4 G A 11: 76,102,848 (GRCm39) Q638* probably null Het
Glrb A T 3: 80,769,285 (GRCm39) N147K probably damaging Het
Gm10800 CAAGAAAACTGAAAATCAAAGAAAACTGAAAATCA CAAGAAAACTGAAAATCA 2: 98,497,361 (GRCm39) probably null Het
Gtf2i T C 5: 134,278,720 (GRCm39) N637S probably benign Het
Hivep3 A G 4: 119,953,937 (GRCm39) E751G possibly damaging Het
Ifnb1 G T 4: 88,440,547 (GRCm39) N155K probably damaging Het
Igf2bp3 G T 6: 49,065,365 (GRCm39) T509K probably damaging Het
Igsf10 T C 3: 59,243,633 (GRCm39) M234V probably benign Het
Iqgap2 C T 13: 95,818,711 (GRCm39) A682T probably benign Het
Ireb2 T G 9: 54,799,786 (GRCm39) M409R probably benign Het
Kat6b C T 14: 21,719,629 (GRCm39) T1327I probably benign Het
Krtap5-5 A G 7: 141,783,630 (GRCm39) S7P unknown Het
Lelp1 A T 3: 92,042,978 (GRCm39) C24S unknown Het
Malrd1 A T 2: 16,260,145 (GRCm39) K2122* probably null Het
Mei1 C A 15: 81,954,212 (GRCm39) R6S unknown Het
Meis3 T A 7: 15,911,887 (GRCm39) I119N probably benign Het
Mmp20 T C 9: 7,639,288 (GRCm39) V152A probably benign Het
Muc6 T A 7: 141,233,791 (GRCm39) I797F possibly damaging Het
Myo7a C T 7: 97,741,820 (GRCm39) E439K probably damaging Het
Neb C A 2: 52,133,222 (GRCm39) A3439S probably damaging Het
Nfe2l1 T A 11: 96,708,620 (GRCm39) D715V unknown Het
Obscn C A 11: 59,026,762 (GRCm39) R147L probably benign Het
Or14j5 T A 17: 38,162,101 (GRCm39) M206K probably benign Het
Or2m12 T A 16: 19,105,383 (GRCm39) I37F probably damaging Het
Or2y1b A T 11: 49,209,206 (GRCm39) T278S probably benign Het
Or4e5 G A 14: 52,728,010 (GRCm39) T137I probably benign Het
Or5d38 A G 2: 87,954,778 (GRCm39) S184P probably damaging Het
Plg T A 17: 12,629,790 (GRCm39) F608Y probably benign Het
Plppr1 C A 4: 49,319,836 (GRCm39) P154Q probably damaging Het
Ppp2r5e T C 12: 75,500,570 (GRCm39) K441R probably benign Het
Prkaca T C 8: 84,703,714 (GRCm39) S5P probably benign Het
Rbl1 T C 2: 157,041,420 (GRCm39) K69R probably benign Het
Rbpms2 T C 9: 65,558,351 (GRCm39) I129T probably benign Het
Serpina1c A T 12: 103,865,117 (GRCm39) N176K probably damaging Het
Sgsm3 C T 15: 80,890,796 (GRCm39) H117Y probably damaging Het
Sphkap A T 1: 83,256,685 (GRCm39) C355S probably benign Het
Stpg2 T A 3: 139,004,170 (GRCm39) V249E probably damaging Het
Syt2 T C 1: 134,675,391 (GRCm39) V414A possibly damaging Het
Tiam2 T C 17: 3,527,471 (GRCm39) I1050T probably benign Het
Tmem131 A T 1: 36,848,046 (GRCm39) I1134N probably damaging Het
Ttc23 A G 7: 67,342,761 (GRCm39) E293G Het
Ttc41 C A 10: 86,548,865 (GRCm39) R20S probably benign Het
Ttn C T 2: 76,571,133 (GRCm39) V26587M probably damaging Het
Ugt2a2 T C 5: 87,608,270 (GRCm39) K523R possibly damaging Het
Unc13c A G 9: 73,656,830 (GRCm39) C1124R probably damaging Het
Ush2a T A 1: 188,175,281 (GRCm39) N1126K probably damaging Het
Usp36 A T 11: 118,165,840 (GRCm39) L326Q probably damaging Het
Zfp568 T C 7: 29,713,307 (GRCm39) M120T probably benign Het
Zfp944 T C 17: 22,558,761 (GRCm39) D162G probably benign 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
R8132:Chrng UTSW 1 87,133,718 (GRCm39) missense unknown
R8865:Chrng UTSW 1 87,135,219 (GRCm39) missense probably damaging 1.00
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'- AAAGCACTGTCTTTGTCCCC -3'
(R):5'- ATGACTTTTCCCCAGAGACCTG -3'

Sequencing Primer
(F):5'- ATTCCCAAGCTTGCCCTGG -3'
(R):5'- AGAGACCTGGACCCTCTCTC -3'
Posted On 2021-08-02