Incidental Mutation 'IGL02411:Impa1'
ID |
292282 |
Institutional Source |
Australian Phenomics Network
(link to record)
|
Gene Symbol |
Impa1
|
Ensembl Gene |
ENSMUSG00000027531 |
Gene Name |
inositol (myo)-1(or 4)-monophosphatase 1 |
Synonyms |
lithium-sensitive myo-inositol monophosphatase A1, 2900059K10Rik, 2610002K09Rik |
Accession Numbers |
|
Essential gene? |
Essential
(E-score: 1.000)
|
Stock # |
IGL02411
|
Quality Score |
|
Status
|
|
Chromosome |
3 |
Chromosomal Location |
10377016-10396499 bp(-) (GRCm39) |
Type of Mutation |
missense |
DNA Base Change (assembly) |
T to C
at 10388018 bp (GRCm39)
|
Zygosity |
Heterozygous |
Amino Acid Change |
Lysine to Glutamic Acid
at position 135
(K135E)
|
Ref Sequence |
ENSEMBL: ENSMUSP00000113860
(fasta)
|
Gene Model |
predicted gene model for transcript(s):
[ENSMUST00000065938]
[ENSMUST00000118410]
[ENSMUST00000128912]
[ENSMUST00000191670]
[ENSMUST00000192603]
|
AlphaFold |
no structure available at present |
Predicted Effect |
possibly damaging
Transcript: ENSMUST00000065938
AA Change: K135E
PolyPhen 2
Score 0.874 (Sensitivity: 0.83; Specificity: 0.93)
|
SMART Domains |
Protein: ENSMUSP00000068174 Gene: ENSMUSG00000027531 AA Change: K135E
Domain | Start | End | E-Value | Type |
Pfam:Inositol_P
|
5 |
271 |
1.5e-86 |
PFAM |
|
Predicted Effect |
possibly damaging
Transcript: ENSMUST00000118410
AA Change: K135E
PolyPhen 2
Score 0.897 (Sensitivity: 0.82; Specificity: 0.94)
|
SMART Domains |
Protein: ENSMUSP00000113860 Gene: ENSMUSG00000027531 AA Change: K135E
Domain | Start | End | E-Value | Type |
Pfam:Inositol_P
|
5 |
271 |
7.7e-79 |
PFAM |
|
Predicted Effect |
probably benign
Transcript: ENSMUST00000128912
|
SMART Domains |
Protein: ENSMUSP00000116088 Gene: ENSMUSG00000027531
Domain | Start | End | E-Value | Type |
Pfam:Inositol_P
|
19 |
90 |
4.4e-16 |
PFAM |
|
Predicted Effect |
possibly damaging
Transcript: ENSMUST00000191670
AA Change: K135E
PolyPhen 2
Score 0.643 (Sensitivity: 0.87; Specificity: 0.91)
|
SMART Domains |
Protein: ENSMUSP00000141345 Gene: ENSMUSG00000027531 AA Change: K135E
Domain | Start | End | E-Value | Type |
Pfam:Inositol_P
|
5 |
180 |
4.7e-49 |
PFAM |
|
Predicted Effect |
probably benign
Transcript: ENSMUST00000192603
|
SMART Domains |
Protein: ENSMUSP00000141735 Gene: ENSMUSG00000103392
Domain | Start | End | E-Value | Type |
signal peptide
|
1 |
18 |
N/A |
INTRINSIC |
low complexity region
|
69 |
85 |
N/A |
INTRINSIC |
|
Coding Region Coverage |
|
Validation Efficiency |
|
MGI Phenotype |
FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an enzyme that dephosphorylates myo-inositol monophosphate to generate free myo-inositol, a precursor of phosphatidylinositol, and is therefore an important modulator of intracellular signal transduction via the production of the second messengers myoinositol 1,4,5-trisphosphate and diacylglycerol. This enzyme can also use myo-inositol-1,3-diphosphate, myo-inositol-1,4-diphosphate, scyllo-inositol-phosphate, glucose-1-phosphate, glucose-6-phosphate, fructose-1-phosphate, beta-glycerophosphate, and 2'-AMP as substrates. This enzyme shows magnesium-dependent phosphatase activity and is inhibited by therapeutic concentrations of lithium. Inhibition of inositol monophosphate hydroylosis and subsequent depletion of inositol for phosphatidylinositol synthesis may explain the anti-manic and anti-depressive effects of lithium administered to treat bipolar disorder. Alternative splicing results in multiple transcript variants encoding distinct isoforms. A pseudogene of this gene is also present on chromosome 8q21.13. [provided by RefSeq, Dec 2014] PHENOTYPE: Most mice homozygous for a knock-out allele die between E9.5 and E10.5 with surviving mice exhibiting hyperactivity, increased rearing, and increased susceptibility to pilocarpine-induced seizures. [provided by MGI curators]
|
Allele List at MGI |
|
Other mutations in this stock |
Total: 42 list
Gene | Ref | Var | Chr/Loc | Mutation | Predicted Effect | Zygosity |
0610040J01Rik |
A |
G |
5: 64,055,459 (GRCm39) |
E65G |
probably benign |
Het |
Abcc8 |
G |
A |
7: 45,756,431 (GRCm39) |
R1425C |
probably damaging |
Het |
Adcy3 |
A |
T |
12: 4,259,407 (GRCm39) |
|
probably null |
Het |
AI661453 |
T |
G |
17: 47,778,263 (GRCm39) |
|
probably benign |
Het |
Arhgef10 |
A |
T |
8: 15,004,819 (GRCm39) |
Y445F |
probably benign |
Het |
Atrx |
G |
T |
X: 104,874,587 (GRCm39) |
S1924R |
possibly damaging |
Het |
Clca3a1 |
T |
C |
3: 144,733,763 (GRCm39) |
T58A |
possibly damaging |
Het |
Clec1b |
A |
G |
6: 129,378,804 (GRCm39) |
Y97C |
probably damaging |
Het |
Cobll1 |
A |
G |
2: 64,928,084 (GRCm39) |
S1080P |
probably damaging |
Het |
Crb1 |
C |
A |
1: 139,176,213 (GRCm39) |
C529F |
probably damaging |
Het |
Crim1 |
C |
T |
17: 78,642,763 (GRCm39) |
R494* |
probably null |
Het |
Cyp3a25 |
A |
T |
5: 145,938,257 (GRCm39) |
|
probably benign |
Het |
Dntt |
T |
A |
19: 41,041,424 (GRCm39) |
|
probably null |
Het |
Gjb1 |
T |
C |
X: 100,428,611 (GRCm39) |
C280R |
probably damaging |
Het |
Glp1r |
T |
A |
17: 31,143,485 (GRCm39) |
C174S |
probably damaging |
Het |
Gm5414 |
A |
T |
15: 101,536,269 (GRCm39) |
Y119N |
probably benign |
Het |
Gm9631 |
G |
A |
11: 121,834,478 (GRCm39) |
|
|
Het |
Gm9796 |
G |
T |
11: 95,588,756 (GRCm39) |
|
noncoding transcript |
Het |
Gm9956 |
T |
C |
10: 56,621,388 (GRCm39) |
F17L |
unknown |
Het |
Il1rap |
A |
T |
16: 26,529,366 (GRCm39) |
D396V |
probably damaging |
Het |
Iqub |
G |
A |
6: 24,449,810 (GRCm39) |
A685V |
probably damaging |
Het |
Jade3 |
T |
C |
X: 20,379,063 (GRCm39) |
V512A |
probably benign |
Het |
Kif3a |
C |
A |
11: 53,461,525 (GRCm39) |
P57T |
probably damaging |
Het |
Kndc1 |
G |
T |
7: 139,501,829 (GRCm39) |
|
probably null |
Het |
Lyst |
G |
A |
13: 13,835,541 (GRCm39) |
C1741Y |
probably benign |
Het |
Maged2 |
G |
T |
X: 149,592,755 (GRCm39) |
D343E |
probably benign |
Het |
Magi2 |
T |
C |
5: 19,883,707 (GRCm39) |
S120P |
probably damaging |
Het |
Nxph3 |
A |
T |
11: 95,401,656 (GRCm39) |
*253R |
probably null |
Het |
Oog2 |
A |
T |
4: 143,921,618 (GRCm39) |
H194L |
probably damaging |
Het |
Pcbd2 |
T |
G |
13: 55,880,764 (GRCm39) |
W7G |
probably benign |
Het |
Pcdhb14 |
T |
G |
18: 37,582,823 (GRCm39) |
L643R |
possibly damaging |
Het |
Plch1 |
G |
T |
3: 63,605,177 (GRCm39) |
|
probably null |
Het |
Poln |
G |
T |
5: 34,270,666 (GRCm39) |
S455* |
probably null |
Het |
Ppp2r1a |
T |
C |
17: 21,171,596 (GRCm39) |
|
probably benign |
Het |
Rsu1 |
T |
G |
2: 13,082,308 (GRCm39) |
|
probably benign |
Het |
Serpina10 |
A |
T |
12: 103,583,202 (GRCm39) |
M360K |
possibly damaging |
Het |
Sox30 |
A |
T |
11: 45,871,951 (GRCm39) |
K269* |
probably null |
Het |
Thbs1 |
T |
C |
2: 117,945,451 (GRCm39) |
V310A |
probably benign |
Het |
Tie1 |
C |
A |
4: 118,343,760 (GRCm39) |
E61* |
probably null |
Het |
Tm2d1 |
G |
T |
4: 98,268,911 (GRCm39) |
P62Q |
probably damaging |
Het |
Tpp1 |
G |
T |
7: 105,398,826 (GRCm39) |
P201Q |
probably damaging |
Het |
Trim13 |
A |
G |
14: 61,842,598 (GRCm39) |
E205G |
probably damaging |
Het |
|
Other mutations in Impa1 |
Allele | Source | Chr | Coord | Type | Predicted Effect | PPH Score |
IGL01777:Impa1
|
APN |
3 |
10,388,008 (GRCm39) |
missense |
probably damaging |
1.00 |
IGL02733:Impa1
|
APN |
3 |
10,394,025 (GRCm39) |
missense |
probably benign |
|
IGL03183:Impa1
|
APN |
3 |
10,388,054 (GRCm39) |
missense |
probably damaging |
1.00 |
lofty
|
UTSW |
3 |
10,394,064 (GRCm39) |
start codon destroyed |
probably null |
1.00 |
olympian
|
UTSW |
3 |
10,380,340 (GRCm39) |
missense |
probably damaging |
1.00 |
R0166:Impa1
|
UTSW |
3 |
10,394,020 (GRCm39) |
missense |
probably damaging |
0.99 |
R0782:Impa1
|
UTSW |
3 |
10,387,956 (GRCm39) |
splice site |
probably benign |
|
R1645:Impa1
|
UTSW |
3 |
10,393,501 (GRCm39) |
missense |
possibly damaging |
0.79 |
R3196:Impa1
|
UTSW |
3 |
10,394,075 (GRCm39) |
splice site |
probably null |
|
R3905:Impa1
|
UTSW |
3 |
10,381,094 (GRCm39) |
missense |
probably benign |
|
R4953:Impa1
|
UTSW |
3 |
10,380,340 (GRCm39) |
missense |
probably damaging |
1.00 |
R5495:Impa1
|
UTSW |
3 |
10,391,230 (GRCm39) |
missense |
probably benign |
0.08 |
R5884:Impa1
|
UTSW |
3 |
10,381,284 (GRCm39) |
missense |
probably damaging |
1.00 |
R5972:Impa1
|
UTSW |
3 |
10,394,064 (GRCm39) |
start codon destroyed |
probably null |
1.00 |
R6927:Impa1
|
UTSW |
3 |
10,380,348 (GRCm39) |
missense |
probably benign |
0.00 |
R7605:Impa1
|
UTSW |
3 |
10,389,147 (GRCm39) |
missense |
probably damaging |
0.96 |
R7801:Impa1
|
UTSW |
3 |
10,386,727 (GRCm39) |
missense |
probably benign |
|
R8086:Impa1
|
UTSW |
3 |
10,387,988 (GRCm39) |
missense |
probably benign |
0.02 |
R8190:Impa1
|
UTSW |
3 |
10,386,688 (GRCm39) |
missense |
possibly damaging |
0.48 |
R9685:Impa1
|
UTSW |
3 |
10,393,430 (GRCm39) |
missense |
probably benign |
0.00 |
X0054:Impa1
|
UTSW |
3 |
10,381,160 (GRCm39) |
splice site |
probably null |
|
Z1177:Impa1
|
UTSW |
3 |
10,381,134 (GRCm39) |
missense |
probably benign |
0.03 |
|
Posted On |
2015-04-16 |