Incidental Mutation 'IGL01804:Cyp46a1'
ID 155605
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Cyp46a1
Ensembl Gene ENSMUSG00000021259
Gene Name cytochrome P450, family 46, subfamily a, polypeptide 1
Synonyms cholestrol 24-hydroxylase, Cyp46
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # IGL01804
Quality Score
Status
Chromosome 12
Chromosomal Location 108300640-108328493 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 108321745 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 324 (I324V)
Ref Sequence ENSEMBL: ENSMUSP00000021684 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021684] [ENSMUST00000221708]
AlphaFold Q9WVK8
Predicted Effect probably benign
Transcript: ENSMUST00000021684
AA Change: I324V

PolyPhen 2 Score 0.440 (Sensitivity: 0.89; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000021684
Gene: ENSMUSG00000021259
AA Change: I324V

DomainStartEndE-ValueType
low complexity region 4 18 N/A INTRINSIC
Pfam:p450 34 484 1.7e-86 PFAM
low complexity region 493 499 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000221708
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222240
Predicted Effect noncoding transcript
Transcript: ENSMUST00000222902
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 a member of the cytochrome P450 superfamily of enzymes. The cytochrome P450 proteins are monooxygenases which catalyze many reactions involved in drug metabolism and synthesis of cholesterol, steroids and other lipids. This endoplasmic reticulum protein is expressed in the brain, where it converts cholesterol to 24S-hydroxycholesterol. While cholesterol cannot pass the blood-brain barrier, 24S-hydroxycholesterol can be secreted in the brain into the circulation to be returned to the liver for catabolism. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygouse for deletions in this gene are essentially normal. Levels of 24(s)-hydroxycholesterol are reduced in serum and in the brain. Cholesterol synthesis in the brain is reduced 40%. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca12 T C 1: 71,315,342 (GRCm39) N1860D probably benign Het
Abca2 T A 2: 25,336,637 (GRCm39) C2248S probably damaging Het
Adamts16 G A 13: 70,949,080 (GRCm39) Q194* probably null Het
Cetn3 A T 13: 81,932,779 (GRCm39) K13* probably null Het
Cldn18 T A 9: 99,580,901 (GRCm39) K116* probably null Het
Cntn5 T A 9: 9,831,542 (GRCm39) I613F probably damaging Het
Ddb1 A C 19: 10,590,382 (GRCm39) E303A probably damaging Het
Dnajc2 A G 5: 21,962,361 (GRCm39) V539A probably damaging Het
Dock2 T A 11: 34,212,433 (GRCm39) Y1236F probably benign Het
Dpf1 T A 7: 29,015,926 (GRCm39) C383S probably damaging Het
Edc4 T A 8: 106,617,289 (GRCm39) I1052N possibly damaging Het
Ehmt1 A G 2: 24,681,966 (GRCm39) L1243P probably damaging Het
Exoc6b A G 6: 84,885,148 (GRCm39) S264P probably damaging Het
Gbx2 T C 1: 89,856,703 (GRCm39) E229G probably benign Het
Hip1r T A 5: 124,139,613 (GRCm39) probably null Het
Lig1 A G 7: 13,043,131 (GRCm39) K859E probably benign Het
Ly6g6f T C 17: 35,300,146 (GRCm39) D234G possibly damaging Het
Mmp11 G T 10: 75,764,304 (GRCm39) L54I probably benign Het
Naip5 A T 13: 100,358,092 (GRCm39) L1048Q probably damaging Het
Or4c122 C A 2: 89,079,566 (GRCm39) M157I probably benign Het
Or6k14 A G 1: 173,927,401 (GRCm39) I126V probably damaging Het
Or7g12 T A 9: 18,900,136 (GRCm39) M284K probably benign Het
Or8g17 T C 9: 38,930,697 (GRCm39) I47V probably benign Het
Pappa2 T C 1: 158,764,089 (GRCm39) D474G probably benign Het
Plxna1 A G 6: 89,306,628 (GRCm39) Y1401H probably damaging Het
Prrg4 T A 2: 104,663,035 (GRCm39) E190D probably damaging Het
Rnf213 T C 11: 119,333,092 (GRCm39) F2767S probably damaging Het
Scgb1b2 T A 7: 30,991,155 (GRCm39) probably benign Het
Sec31a A G 5: 100,523,065 (GRCm39) probably null Het
Slc12a4 A G 8: 106,671,033 (GRCm39) S1014P probably damaging Het
Spns2 A T 11: 72,348,130 (GRCm39) I279N possibly damaging Het
Spta1 A T 1: 174,071,746 (GRCm39) H2242L probably benign Het
Tcaf3 T A 6: 42,574,063 (GRCm39) I50F probably damaging Het
Tnfaip8l1 G A 17: 56,479,214 (GRCm39) S168N probably benign Het
Trak1 C T 9: 121,271,751 (GRCm39) probably benign Het
Trpv4 A T 5: 114,782,847 (GRCm39) N38K possibly damaging Het
Ube2o T C 11: 116,435,199 (GRCm39) T530A probably benign Het
Vmn2r2 A G 3: 64,041,677 (GRCm39) V346A possibly damaging Het
Vmn2r86 A C 10: 130,288,858 (GRCm39) D214E probably damaging Het
Wwc1 C A 11: 35,732,751 (GRCm39) D986Y probably damaging Het
Xdh T C 17: 74,199,754 (GRCm39) D1184G probably damaging Het
Other mutations in Cyp46a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01622:Cyp46a1 APN 12 108,318,234 (GRCm39) missense possibly damaging 0.78
IGL01623:Cyp46a1 APN 12 108,318,234 (GRCm39) missense possibly damaging 0.78
IGL02069:Cyp46a1 APN 12 108,312,394 (GRCm39) missense probably benign 0.18
IGL02900:Cyp46a1 APN 12 108,309,350 (GRCm39) missense probably damaging 1.00
IGL02969:Cyp46a1 APN 12 108,309,296 (GRCm39) missense probably damaging 1.00
PIT4651001:Cyp46a1 UTSW 12 108,319,367 (GRCm39) missense probably benign 0.17
R0138:Cyp46a1 UTSW 12 108,317,470 (GRCm39) missense probably damaging 1.00
R1572:Cyp46a1 UTSW 12 108,318,198 (GRCm39) missense probably null 0.97
R1879:Cyp46a1 UTSW 12 108,319,385 (GRCm39) missense probably damaging 1.00
R2280:Cyp46a1 UTSW 12 108,321,730 (GRCm39) missense probably damaging 1.00
R3879:Cyp46a1 UTSW 12 108,324,389 (GRCm39) missense probably benign 0.14
R4674:Cyp46a1 UTSW 12 108,324,345 (GRCm39) missense probably damaging 1.00
R4717:Cyp46a1 UTSW 12 108,318,285 (GRCm39) critical splice donor site probably null
R6224:Cyp46a1 UTSW 12 108,327,819 (GRCm39) missense probably damaging 1.00
R6473:Cyp46a1 UTSW 12 108,321,734 (GRCm39) missense possibly damaging 0.87
R6539:Cyp46a1 UTSW 12 108,319,416 (GRCm39) splice site probably null
R7253:Cyp46a1 UTSW 12 108,318,255 (GRCm39) missense probably benign 0.16
R8208:Cyp46a1 UTSW 12 108,318,171 (GRCm39) critical splice acceptor site probably null
R8805:Cyp46a1 UTSW 12 108,327,462 (GRCm39) missense probably damaging 1.00
R8951:Cyp46a1 UTSW 12 108,312,348 (GRCm39) missense possibly damaging 0.90
R8992:Cyp46a1 UTSW 12 108,324,366 (GRCm39) missense possibly damaging 0.91
Posted On 2014-02-04