Incidental Mutation 'R7572:Chrng'
ID 586057
Institutional Source Beutler Lab
Gene Symbol Chrng
Ensembl Gene ENSMUSG00000026253
Gene Name cholinergic receptor, nicotinic, gamma polypeptide
Synonyms Acrg, Achr-3
MMRRC Submission 045658-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7572 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 87133533-87139365 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 87136836 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Glutamine at position 235 (L235Q)
Ref Sequence ENSEMBL: ENSMUSP00000027470 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027470] [ENSMUST00000050876] [ENSMUST00000076362] [ENSMUST00000113230] [ENSMUST00000113232] [ENSMUST00000113233] [ENSMUST00000113235] [ENSMUST00000123735] [ENSMUST00000185763] [ENSMUST00000186038] [ENSMUST00000188796]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000027470
AA Change: L235Q

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000027470
Gene: ENSMUSG00000026253
AA Change: L235Q

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: 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: 99.7%
  • 20x: 99.1%
Validation Efficiency 95% (56/59)
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700129C05Rik T A 14: 59,380,128 (GRCm39) T57S possibly damaging Het
Adamts1 A G 16: 85,594,629 (GRCm39) Y670H possibly damaging Het
Akr1b7 A T 6: 34,396,343 (GRCm39) I185F probably damaging Het
Ankfn1 T C 11: 89,312,097 (GRCm39) N683D probably benign Het
Bach1 G A 16: 87,516,179 (GRCm39) R240Q probably benign Het
Chrna5 T A 9: 54,913,749 (GRCm39) W432R probably damaging Het
Ciao1 A T 2: 127,088,631 (GRCm39) C97* probably null Het
Cpt2 G T 4: 107,764,745 (GRCm39) H340N probably damaging Het
Dmtn A T 14: 70,842,777 (GRCm39) M328K possibly damaging Het
Dusp10 T A 1: 183,806,506 (GRCm39) V413E probably damaging Het
Epha3 A T 16: 63,431,443 (GRCm39) L487* probably null Het
Esco2 A G 14: 66,068,641 (GRCm39) V223A probably damaging Het
Fryl A T 5: 73,245,739 (GRCm39) D1139E possibly damaging Het
Gemin4 A G 11: 76,104,408 (GRCm39) S118P probably damaging Het
Gm3604 A G 13: 62,518,060 (GRCm39) I79T probably damaging Het
Gpatch3 T C 4: 133,302,117 (GRCm39) V16A probably benign Het
Hcn4 A G 9: 58,731,063 (GRCm39) N90S unknown Het
Hr C T 14: 70,799,293 (GRCm39) H593Y possibly damaging Het
Igkv4-50 A G 6: 69,677,951 (GRCm39) V51A probably damaging Het
Insr C A 8: 3,223,602 (GRCm39) V844F probably benign Het
Iqcn T C 8: 71,162,075 (GRCm39) S423P probably benign Het
Kcns2 T C 15: 34,839,318 (GRCm39) F227S possibly damaging Het
Map4k1 A G 7: 28,686,563 (GRCm39) I162V probably benign Het
Naip2 T C 13: 100,291,468 (GRCm39) S1157G probably benign Het
Neurog2 A G 3: 127,427,550 (GRCm39) E58G probably damaging Het
Or4x6 T C 2: 89,949,087 (GRCm39) Y285C probably damaging Het
Or5h25 T A 16: 58,930,793 (GRCm39) Y60F probably damaging Het
Or7e174 T G 9: 20,012,154 (GRCm39) L33W probably damaging Het
Orc4 A T 2: 48,800,248 (GRCm39) M300K probably benign Het
Plch1 T C 3: 63,648,105 (GRCm39) D422G possibly damaging Het
Prox1 T C 1: 189,855,583 (GRCm39) E683G probably benign Het
Pxdn A G 12: 30,056,704 (GRCm39) D1305G probably damaging Het
Rcor3 C A 1: 191,822,173 (GRCm39) G8V probably damaging Het
Rex2 T G 4: 147,142,329 (GRCm39) I272M probably damaging Het
Rpa2 T C 4: 132,496,014 (GRCm39) S12P possibly damaging Het
Samd15 C A 12: 87,248,350 (GRCm39) P345Q probably damaging Het
Sema5a T A 15: 32,673,574 (GRCm39) I804N probably damaging Het
Sgsm3 G A 15: 80,891,667 (GRCm39) R165H possibly damaging Het
Slc22a30 T G 19: 8,313,072 (GRCm39) M467L unknown Het
Slc2a5 T C 4: 150,226,642 (GRCm39) I368T probably benign Het
Slc8a1 A T 17: 81,749,200 (GRCm39) probably null Het
Snap91 T C 9: 86,688,547 (GRCm39) T331A possibly damaging Het
Soat2 G T 15: 102,062,456 (GRCm39) probably null Het
Sptbn4 C A 7: 27,071,697 (GRCm39) R1589L probably damaging Het
Stk38l A G 6: 146,677,152 (GRCm39) Y443C probably damaging Het
Sult5a1 T C 8: 123,872,117 (GRCm39) I242V probably benign Het
Susd3 T C 13: 49,384,638 (GRCm39) R262G probably benign Het
Syt9 A G 7: 107,035,784 (GRCm39) D267G probably damaging Het
Tbce A G 13: 14,185,172 (GRCm39) V172A probably benign Het
Tcstv3 A T 13: 120,779,107 (GRCm39) D2V possibly damaging Het
Tmod1 T A 4: 46,083,593 (GRCm39) S7R possibly damaging Het
Ubqln4 C T 3: 88,462,731 (GRCm39) probably benign Het
Ucp2 T C 7: 100,146,514 (GRCm39) probably null Het
Usp30 G A 5: 114,258,308 (GRCm39) S306N probably benign Het
Usp5 A T 6: 124,794,970 (GRCm39) I660N probably damaging Het
Vmn1r43 A G 6: 89,846,547 (GRCm39) V313A possibly damaging Het
Wdr49 T C 3: 75,265,744 (GRCm39) H234R possibly damaging Het
Wdr70 T C 15: 8,065,327 (GRCm39) D245G possibly damaging Het
Zc3h6 A G 2: 128,859,172 (GRCm39) K1068E probably benign Het
Zfp141 T C 7: 42,124,856 (GRCm39) K539E probably benign Het
Zfp758 T A 17: 22,593,872 (GRCm39) H119Q possibly 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
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
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'- GGATCCAGGGAAGTTCTGAC -3'
(R):5'- GTGCCCTGTGTCATAAGCAG -3'

Sequencing Primer
(F):5'- GATCCAGGGAAGTTCTGACTCTTC -3'
(R):5'- CTGTGTCATAAGCAGGGCCTG -3'
Posted On 2019-10-24