Incidental Mutation 'IGL02069:Cyp46a1'
ID 185740
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 # IGL02069
Quality Score
Status
Chromosome 12
Chromosomal Location 108300640-108328493 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 108312394 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Asparagine at position 135 (Y135N)
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: Y135N

PolyPhen 2 Score 0.184 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000021684
Gene: ENSMUSG00000021259
AA Change: Y135N

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: 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: 40 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acan G A 7: 78,742,500 (GRCm39) V569M possibly damaging Het
Alms1 T C 6: 85,605,805 (GRCm39) V2016A probably benign Het
Apcdd1 T A 18: 63,083,054 (GRCm39) W295R probably damaging Het
Arid5b T A 10: 67,933,229 (GRCm39) D648V probably damaging Het
C2cd6 A G 1: 59,091,700 (GRCm39) probably benign Het
Cst12 A T 2: 148,634,368 (GRCm39) D101V probably damaging Het
D630045J12Rik T C 6: 38,161,007 (GRCm39) S1046G probably damaging Het
Dhtkd1 A T 2: 5,935,745 (GRCm39) Y122* probably null Het
Disp2 T A 2: 118,621,161 (GRCm39) I631N possibly damaging Het
Dna2 A G 10: 62,794,773 (GRCm39) I387V probably benign Het
Dnah7a A T 1: 53,601,053 (GRCm39) probably benign Het
Eif2ak3 T C 6: 70,873,949 (GRCm39) F954S probably damaging Het
Elp1 C T 4: 56,779,731 (GRCm39) G560D probably benign Het
Fancm C A 12: 65,122,685 (GRCm39) A69D probably benign Het
Fbxo34 T A 14: 47,767,070 (GRCm39) D143E probably damaging Het
Fchsd1 G A 18: 38,100,667 (GRCm39) R144* probably null Het
Fip1l1 A G 5: 74,752,534 (GRCm39) D402G probably damaging Het
Frem1 A G 4: 82,821,788 (GRCm39) S2107P probably damaging Het
Gm1527 A G 3: 28,980,763 (GRCm39) N621S possibly damaging Het
Hddc2 G A 10: 31,192,314 (GRCm39) D54N probably damaging Het
Ighm T A 12: 113,384,768 (GRCm39) probably benign Het
Il17d G T 14: 57,779,972 (GRCm39) E165* probably null Het
Kmt5b A T 19: 3,857,335 (GRCm39) K364M probably damaging Het
Ldb1 C A 19: 46,021,617 (GRCm39) W390L possibly damaging Het
Lgmn T C 12: 102,370,558 (GRCm39) E124G possibly damaging Het
Mroh2b A G 15: 4,933,806 (GRCm39) probably benign Het
Pga5 C T 19: 10,646,763 (GRCm39) G323S possibly damaging Het
Pkd1l3 A T 8: 110,362,012 (GRCm39) N1018I probably damaging Het
Polr2b A G 5: 77,491,044 (GRCm39) T962A probably benign Het
Ptger1 A G 8: 84,396,086 (GRCm39) E381G probably benign Het
Sec24a A T 11: 51,624,761 (GRCm39) probably benign Het
Serpine2 T A 1: 79,799,129 (GRCm39) I42F possibly damaging Het
Sh3tc1 C T 5: 35,876,339 (GRCm39) R122Q probably benign Het
Slc15a2 T C 16: 36,579,613 (GRCm39) I347V probably benign Het
Snx4 T C 16: 33,084,725 (GRCm39) Y80H probably damaging Het
Spata16 C A 3: 26,786,944 (GRCm39) C207* probably null Het
Syne2 A G 12: 75,974,186 (GRCm39) Q1128R probably benign Het
Tamalin A G 15: 101,122,346 (GRCm39) Y55C probably damaging Het
Trpm4 T A 7: 44,968,718 (GRCm39) N405I probably damaging Het
Upp2 A G 2: 58,661,429 (GRCm39) probably benign 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
IGL01804:Cyp46a1 APN 12 108,321,745 (GRCm39) missense probably benign 0.44
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 2014-05-07