Incidental Mutation 'R8337:Chrna2'
ID |
644690 |
Institutional Source |
Beutler Lab
|
Gene Symbol |
Chrna2
|
Ensembl Gene |
ENSMUSG00000022041 |
Gene Name |
cholinergic receptor nicotinic alpha 2 subunit |
Synonyms |
Acra-2, Acra2 |
MMRRC Submission |
067800-MU
|
Accession Numbers |
|
Essential gene? |
Non essential
(E-score: 0.000)
|
Stock # |
R8337 (G1)
|
Quality Score |
225.009 |
Status
|
Validated
|
Chromosome |
14 |
Chromosomal Location |
66372488-66390397 bp(+) (GRCm39) |
Type of Mutation |
nonsense |
DNA Base Change (assembly) |
G to T
at 66387017 bp (GRCm39)
|
Zygosity |
Heterozygous |
Amino Acid Change |
Glutamic Acid to Stop codon
at position 388
(E388*)
|
Ref Sequence |
ENSEMBL: ENSMUSP00000022620
(fasta)
|
Gene Model |
predicted gene model for transcript(s):
[ENSMUST00000022620]
[ENSMUST00000022622]
[ENSMUST00000089250]
[ENSMUST00000111121]
[ENSMUST00000178730]
[ENSMUST00000206455]
|
AlphaFold |
Q91X60 |
Predicted Effect |
probably null
Transcript: ENSMUST00000022620
AA Change: E388*
|
SMART Domains |
Protein: ENSMUSP00000022620 Gene: ENSMUSG00000022041 AA Change: E388*
Domain | Start | End | E-Value | Type |
Pfam:Neur_chan_LBD
|
36 |
242 |
2.2e-81 |
PFAM |
Pfam:Neur_chan_memb
|
249 |
503 |
5e-97 |
PFAM |
|
Predicted Effect |
probably benign
Transcript: ENSMUST00000022622
|
SMART Domains |
Protein: ENSMUSP00000022622 Gene: ENSMUSG00000059456
Domain | Start | End | E-Value | Type |
B41
|
35 |
265 |
1.33e-45 |
SMART |
TyrKc
|
425 |
679 |
1.46e-139 |
SMART |
low complexity region
|
713 |
726 |
N/A |
INTRINSIC |
Pfam:Focal_AT
|
870 |
1008 |
1.7e-67 |
PFAM |
|
Predicted Effect |
probably benign
Transcript: ENSMUST00000089250
|
SMART Domains |
Protein: ENSMUSP00000086661 Gene: ENSMUSG00000059456
Domain | Start | End | E-Value | Type |
B41
|
35 |
265 |
1.33e-45 |
SMART |
TyrKc
|
425 |
679 |
1.46e-139 |
SMART |
low complexity region
|
713 |
726 |
N/A |
INTRINSIC |
Pfam:Focal_AT
|
828 |
966 |
2e-68 |
PFAM |
|
Predicted Effect |
probably benign
Transcript: ENSMUST00000111121
|
SMART Domains |
Protein: ENSMUSP00000106750 Gene: ENSMUSG00000059456
Domain | Start | End | E-Value | Type |
B41
|
35 |
265 |
1.33e-45 |
SMART |
TyrKc
|
425 |
679 |
1.46e-139 |
SMART |
low complexity region
|
713 |
726 |
N/A |
INTRINSIC |
Pfam:Focal_AT
|
866 |
1004 |
1.1e-67 |
PFAM |
|
Predicted Effect |
probably benign
Transcript: ENSMUST00000154865
|
SMART Domains |
Protein: ENSMUSP00000122683 Gene: ENSMUSG00000059456
Domain | Start | End | E-Value | Type |
Pfam:Pkinase_Tyr
|
1 |
83 |
8.5e-27 |
PFAM |
low complexity region
|
117 |
130 |
N/A |
INTRINSIC |
Pfam:Focal_AT
|
243 |
375 |
5e-57 |
PFAM |
|
Predicted Effect |
probably benign
Transcript: ENSMUST00000178730
|
SMART Domains |
Protein: ENSMUSP00000137008 Gene: ENSMUSG00000059456
Domain | Start | End | E-Value | Type |
B41
|
35 |
265 |
1.33e-45 |
SMART |
TyrKc
|
425 |
679 |
1.46e-139 |
SMART |
low complexity region
|
713 |
726 |
N/A |
INTRINSIC |
Pfam:Focal_AT
|
870 |
1002 |
2.1e-55 |
PFAM |
|
Predicted Effect |
probably null
Transcript: ENSMUST00000206455
AA Change: E388*
|
Coding Region Coverage |
- 1x: 100.0%
- 3x: 99.9%
- 10x: 99.5%
- 20x: 98.2%
|
Validation Efficiency |
100% (55/55) |
MGI Phenotype |
FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Nicotinic acetylcholine receptors (nAChRs) are ligand-gated ion channels formed by a pentameric arrangement of alpha and beta subunits to create distinct muscle and neuronal receptors. Neuronal receptors are found throughout the peripheral and central nervous system where they are involved in fast synaptic transmission. This gene encodes an alpha subunit that is widely expressed in the brain. The proposed structure for nAChR subunits is a conserved N-terminal extracellular domain followed by three conserved transmembrane domains, a variable cytoplasmic loop, a fourth conserved transmembrane domain, and a short C-terminal extracellular region. Mutations in this gene cause autosomal dominant nocturnal frontal lobe epilepsy type 4. Single nucleotide polymorphisms (SNPs) in this gene have been associated with nicotine dependence. [provided by RefSeq, Nov 2009] PHENOTYPE: Mice homozygous for a targeted null mutation do not exhibit any significant abnormalities compared to controls. [provided by MGI curators]
|
Allele List at MGI |
|
Other mutations in this stock |
Total: 54 list
Gene | Ref | Var | Chr/Loc | Mutation | Predicted Effect | Zygosity |
2310034C09Rik |
T |
C |
16: 88,556,151 (GRCm39) |
Y122H |
probably damaging |
Het |
Abhd14b |
T |
A |
9: 106,327,240 (GRCm39) |
H7Q |
probably benign |
Het |
Acod1 |
C |
T |
14: 103,286,780 (GRCm39) |
R28W |
possibly damaging |
Het |
Agap2 |
A |
G |
10: 126,924,194 (GRCm39) |
T803A |
unknown |
Het |
Angptl7 |
T |
C |
4: 148,581,741 (GRCm39) |
E215G |
probably damaging |
Het |
Ankrd34c |
T |
A |
9: 89,611,951 (GRCm39) |
D130V |
probably damaging |
Het |
BC028528 |
A |
G |
3: 95,792,298 (GRCm39) |
V144A |
probably benign |
Het |
Cab39l |
T |
C |
14: 59,776,640 (GRCm39) |
F274L |
probably damaging |
Het |
Cdsn |
T |
C |
17: 35,866,415 (GRCm39) |
S315P |
possibly damaging |
Het |
Celsr3 |
CGGGG |
CGGGGG |
9: 108,718,471 (GRCm39) |
|
probably null |
Het |
Cep97 |
A |
T |
16: 55,735,394 (GRCm39) |
L540* |
probably null |
Het |
Ckap4 |
A |
G |
10: 84,364,460 (GRCm39) |
V201A |
probably damaging |
Het |
Clec4b1 |
A |
G |
6: 123,042,922 (GRCm39) |
K47R |
probably benign |
Het |
Clvs2 |
A |
T |
10: 33,404,484 (GRCm39) |
I244N |
possibly damaging |
Het |
Cmtr1 |
G |
A |
17: 29,893,151 (GRCm39) |
E57K |
probably benign |
Het |
Cxxc1 |
T |
A |
18: 74,353,910 (GRCm39) |
D565E |
possibly damaging |
Het |
Dtx3l |
T |
A |
16: 35,754,073 (GRCm39) |
M178L |
probably benign |
Het |
Eml2 |
A |
G |
7: 18,930,161 (GRCm39) |
D294G |
possibly damaging |
Het |
Flt3 |
A |
G |
5: 147,269,698 (GRCm39) |
|
probably null |
Het |
Frs3 |
T |
A |
17: 48,014,777 (GRCm39) |
L490Q |
probably damaging |
Het |
Gm6882 |
G |
A |
7: 21,161,559 (GRCm39) |
T103I |
possibly damaging |
Het |
Gsdmd |
C |
T |
15: 75,736,270 (GRCm39) |
T133I |
probably benign |
Het |
Hhipl2 |
C |
A |
1: 183,209,540 (GRCm39) |
C331* |
probably null |
Het |
Ifnar1 |
C |
A |
16: 91,302,224 (GRCm39) |
D566E |
possibly damaging |
Het |
Ighv1-34 |
A |
T |
12: 114,814,939 (GRCm39) |
N74K |
probably benign |
Het |
Itk |
T |
C |
11: 46,233,222 (GRCm39) |
|
probably null |
Het |
Kdm7a |
T |
C |
6: 39,122,461 (GRCm39) |
D801G |
probably benign |
Het |
Marchf1 |
T |
C |
8: 66,871,641 (GRCm39) |
L139P |
probably damaging |
Het |
Metap1d |
T |
C |
2: 71,345,982 (GRCm39) |
V181A |
probably damaging |
Het |
Mfsd8 |
G |
A |
3: 40,789,628 (GRCm39) |
R140C |
probably damaging |
Het |
Mrps25 |
T |
C |
6: 92,152,745 (GRCm39) |
T92A |
probably benign |
Het |
Mucl3 |
T |
C |
17: 35,948,486 (GRCm39) |
H371R |
possibly damaging |
Het |
Ntng2 |
C |
A |
2: 29,138,050 (GRCm39) |
M1I |
probably null |
Het |
Or51b17 |
C |
T |
7: 103,542,256 (GRCm39) |
G229R |
probably benign |
Het |
Or51q1 |
A |
C |
7: 103,628,581 (GRCm39) |
M61L |
probably damaging |
Het |
Or8b57 |
T |
C |
9: 40,003,695 (GRCm39) |
K189R |
probably benign |
Het |
Pla2g12a |
A |
G |
3: 129,672,465 (GRCm39) |
D33G |
probably damaging |
Het |
Prlhr |
A |
G |
19: 60,456,284 (GRCm39) |
V94A |
possibly damaging |
Het |
Ralgapb |
T |
A |
2: 158,292,192 (GRCm39) |
S793T |
probably benign |
Het |
Rapgef6 |
T |
A |
11: 54,522,127 (GRCm39) |
L455* |
probably null |
Het |
Sbf2 |
T |
C |
7: 110,040,669 (GRCm39) |
H386R |
probably benign |
Het |
Sec23ip |
C |
A |
7: 128,365,749 (GRCm39) |
N539K |
probably damaging |
Het |
Shisa4 |
A |
G |
1: 135,300,907 (GRCm39) |
L121P |
probably damaging |
Het |
Slc28a2b |
C |
T |
2: 122,355,617 (GRCm39) |
T603I |
probably benign |
Het |
Stard9 |
T |
A |
2: 120,510,306 (GRCm39) |
F296I |
probably damaging |
Het |
Strn3 |
T |
C |
12: 51,707,955 (GRCm39) |
K147E |
probably damaging |
Het |
Taf5l |
T |
C |
8: 124,724,841 (GRCm39) |
N326S |
probably benign |
Het |
Tfb2m |
T |
A |
1: 179,369,914 (GRCm39) |
I170L |
probably benign |
Het |
Tfec |
T |
C |
6: 16,845,422 (GRCm39) |
N79S |
possibly damaging |
Het |
Tnn |
C |
T |
1: 159,946,053 (GRCm39) |
G922R |
probably damaging |
Het |
Tox3 |
T |
C |
8: 91,074,507 (GRCm39) |
Y24C |
probably damaging |
Het |
Vmn2r6 |
A |
T |
3: 64,463,526 (GRCm39) |
L436* |
probably null |
Het |
Vmn2r80 |
A |
G |
10: 78,984,707 (GRCm39) |
I20V |
probably benign |
Het |
Wdr97 |
T |
C |
15: 76,245,684 (GRCm39) |
V1307A |
|
Het |
|
Other mutations in Chrna2 |
Allele | Source | Chr | Coord | Type | Predicted Effect | PPH Score |
IGL02738:Chrna2
|
APN |
14 |
66,386,889 (GRCm39) |
missense |
probably benign |
0.01 |
IGL03172:Chrna2
|
APN |
14 |
66,379,688 (GRCm39) |
missense |
probably benign |
|
IGL03268:Chrna2
|
APN |
14 |
66,388,395 (GRCm39) |
splice site |
probably benign |
|
IGL03344:Chrna2
|
APN |
14 |
66,388,415 (GRCm39) |
missense |
probably damaging |
0.99 |
intrepid
|
UTSW |
14 |
66,383,902 (GRCm39) |
missense |
probably damaging |
1.00 |
PIT1430001:Chrna2
|
UTSW |
14 |
66,387,186 (GRCm39) |
missense |
probably benign |
0.01 |
R0511:Chrna2
|
UTSW |
14 |
66,386,553 (GRCm39) |
missense |
probably damaging |
1.00 |
R0631:Chrna2
|
UTSW |
14 |
66,386,757 (GRCm39) |
missense |
probably benign |
0.45 |
R1205:Chrna2
|
UTSW |
14 |
66,380,812 (GRCm39) |
missense |
probably benign |
0.00 |
R1485:Chrna2
|
UTSW |
14 |
66,380,812 (GRCm39) |
missense |
probably benign |
0.00 |
R1487:Chrna2
|
UTSW |
14 |
66,380,812 (GRCm39) |
missense |
probably benign |
0.00 |
R1513:Chrna2
|
UTSW |
14 |
66,380,878 (GRCm39) |
missense |
probably benign |
0.13 |
R2023:Chrna2
|
UTSW |
14 |
66,379,677 (GRCm39) |
missense |
probably benign |
0.25 |
R2094:Chrna2
|
UTSW |
14 |
66,386,912 (GRCm39) |
missense |
possibly damaging |
0.65 |
R2964:Chrna2
|
UTSW |
14 |
66,386,817 (GRCm39) |
missense |
possibly damaging |
0.82 |
R2966:Chrna2
|
UTSW |
14 |
66,386,817 (GRCm39) |
missense |
possibly damaging |
0.82 |
R3118:Chrna2
|
UTSW |
14 |
66,388,442 (GRCm39) |
missense |
probably damaging |
0.98 |
R3931:Chrna2
|
UTSW |
14 |
66,387,216 (GRCm39) |
missense |
probably benign |
0.26 |
R3979:Chrna2
|
UTSW |
14 |
66,386,402 (GRCm39) |
missense |
probably damaging |
1.00 |
R3983:Chrna2
|
UTSW |
14 |
66,386,906 (GRCm39) |
missense |
probably benign |
0.00 |
R4080:Chrna2
|
UTSW |
14 |
66,380,873 (GRCm39) |
nonsense |
probably null |
|
R4080:Chrna2
|
UTSW |
14 |
66,380,866 (GRCm39) |
missense |
probably benign |
0.12 |
R4508:Chrna2
|
UTSW |
14 |
66,383,902 (GRCm39) |
missense |
probably damaging |
1.00 |
R4661:Chrna2
|
UTSW |
14 |
66,386,292 (GRCm39) |
missense |
probably damaging |
1.00 |
R4726:Chrna2
|
UTSW |
14 |
66,386,345 (GRCm39) |
missense |
possibly damaging |
0.85 |
R5349:Chrna2
|
UTSW |
14 |
66,380,956 (GRCm39) |
missense |
probably damaging |
0.99 |
R5787:Chrna2
|
UTSW |
14 |
66,386,457 (GRCm39) |
missense |
probably benign |
0.16 |
R6967:Chrna2
|
UTSW |
14 |
66,388,398 (GRCm39) |
critical splice acceptor site |
probably null |
|
R7218:Chrna2
|
UTSW |
14 |
66,381,320 (GRCm39) |
splice site |
probably null |
|
R7274:Chrna2
|
UTSW |
14 |
66,386,675 (GRCm39) |
missense |
probably benign |
0.03 |
R7565:Chrna2
|
UTSW |
14 |
66,388,484 (GRCm39) |
missense |
probably benign |
|
R7965:Chrna2
|
UTSW |
14 |
66,388,525 (GRCm39) |
makesense |
probably null |
|
R8955:Chrna2
|
UTSW |
14 |
66,379,681 (GRCm39) |
missense |
probably benign |
0.43 |
R9017:Chrna2
|
UTSW |
14 |
66,386,282 (GRCm39) |
missense |
probably benign |
0.40 |
Z1176:Chrna2
|
UTSW |
14 |
66,386,753 (GRCm39) |
missense |
probably damaging |
1.00 |
Z1177:Chrna2
|
UTSW |
14 |
66,388,476 (GRCm39) |
missense |
probably null |
1.00 |
|
Predicted Primers |
PCR Primer
(F):5'- CGAGTACCTGCTCTTCACCATG -3'
(R):5'- ATCTCACTAGCCTGGGATGG -3'
Sequencing Primer
(F):5'- GTGATCACAGTCTTCGTGCTCAATG -3'
(R):5'- CACTAGCCTGGGATGGAGTCTTG -3'
|
Posted On |
2020-09-02 |