Incidental Mutation 'R7226:Cyp27a1'
ID 562130
Institutional Source Beutler Lab
Gene Symbol Cyp27a1
Ensembl Gene ENSMUSG00000026170
Gene Name cytochrome P450, family 27, subfamily a, polypeptide 1
Synonyms Cyp27, cholesterol 27 hydroxylase, 1300013A03Rik
MMRRC Submission 045298-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.150) question?
Stock # R7226 (G1)
Quality Score 225.009
Status Not validated
Chromosome 1
Chromosomal Location 74752733-74777051 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 74776507 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Aspartic acid at position 481 (G481D)
Ref Sequence ENSEMBL: ENSMUSP00000027356 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027356] [ENSMUST00000081636] [ENSMUST00000113672] [ENSMUST00000160732] [ENSMUST00000162093] [ENSMUST00000188073]
AlphaFold Q9DBG1
Predicted Effect probably damaging
Transcript: ENSMUST00000027356
AA Change: G481D

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000027356
Gene: ENSMUSG00000026170
AA Change: G481D

DomainStartEndE-ValueType
Pfam:p450 63 529 5.1e-107 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000081636
SMART Domains Protein: ENSMUSP00000080342
Gene: ENSMUSG00000006542

DomainStartEndE-ValueType
low complexity region 63 77 N/A INTRINSIC
CBS 202 251 2.66e-6 SMART
CBS 283 332 7.57e-11 SMART
CBS 358 406 8.69e-11 SMART
CBS 430 478 3.73e-10 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000113672
SMART Domains Protein: ENSMUSP00000109302
Gene: ENSMUSG00000006542

DomainStartEndE-ValueType
low complexity region 38 52 N/A INTRINSIC
CBS 177 226 2.66e-6 SMART
CBS 258 307 7.57e-11 SMART
CBS 333 381 8.69e-11 SMART
CBS 405 453 3.73e-10 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000160732
SMART Domains Protein: ENSMUSP00000125344
Gene: ENSMUSG00000006542

DomainStartEndE-ValueType
low complexity region 63 77 N/A INTRINSIC
CBS 202 251 2.66e-6 SMART
CBS 283 332 7.57e-11 SMART
CBS 358 406 8.69e-11 SMART
CBS 430 478 3.73e-10 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000162093
SMART Domains Protein: ENSMUSP00000125242
Gene: ENSMUSG00000006542

DomainStartEndE-ValueType
low complexity region 63 77 N/A INTRINSIC
CBS 202 251 2.66e-6 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000188073
SMART Domains Protein: ENSMUSP00000139909
Gene: ENSMUSG00000006542

DomainStartEndE-ValueType
low complexity region 63 77 N/A INTRINSIC
CBS 202 251 2.66e-6 SMART
CBS 283 332 7.57e-11 SMART
CBS 358 406 8.69e-11 SMART
CBS 430 478 3.73e-10 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 99.1%
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 mitochondrial protein oxidizes cholesterol intermediates as part of the bile synthesis pathway. Since the conversion of cholesterol to bile acids is the major route for removing cholesterol from the body, this protein is important for overall cholesterol homeostasis. Mutations in this gene cause cerebrotendinous xanthomatosis, a rare autosomal recessive lipid storage disease. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null allele show hepato- and adrenomegaly, reduced bile acid synthesis, increased cholesterol 7alpha-hydroxylase activity and 7alpha-hydroxycholesterol levels, slightly higher 25-hydroxyvitamin D levels, and altered hepatic fatty acid, triacylglycerol, and adrenal cholesterol homeostasis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700025B11Rik C T 15: 77,443,189 (GRCm39) V17I unknown Het
Acad8 T A 9: 26,889,726 (GRCm39) K323* probably null Het
Adam18 A T 8: 25,137,824 (GRCm39) C339S probably damaging Het
Anxa7 A G 14: 20,510,263 (GRCm39) F396L probably damaging Het
Ap2m1 T A 16: 20,358,201 (GRCm39) V73D probably damaging Het
Asic2 A T 11: 80,862,340 (GRCm39) I270N probably damaging Het
Atrn T G 2: 130,828,664 (GRCm39) C1070G probably damaging Het
Bag6 A G 17: 35,361,921 (GRCm39) N517S unknown Het
Bhmt1b A G 18: 87,775,590 (GRCm39) D371G possibly damaging Het
Bltp3b A T 10: 89,644,503 (GRCm39) Q1181L probably benign Het
Cavin1 A C 11: 100,861,284 (GRCm39) D3E probably benign Het
Cc2d2b T C 19: 40,779,751 (GRCm39) L571P unknown Het
Ccbe1 A T 18: 66,216,199 (GRCm39) C175S probably damaging Het
Cd19 A G 7: 126,013,995 (GRCm39) L5P unknown Het
Cd46 A G 1: 194,724,314 (GRCm39) S362P possibly damaging Het
Celf5 A G 10: 81,303,863 (GRCm39) S198P probably damaging Het
Cep170b A G 12: 112,704,359 (GRCm39) R706G possibly damaging Het
Chd3 G T 11: 69,260,037 (GRCm39) R61S unknown Het
Cpsf6 A C 10: 117,197,727 (GRCm39) W253G unknown Het
Ddr1 C T 17: 36,002,039 (GRCm39) D218N possibly damaging Het
Dhx34 A T 7: 15,932,801 (GRCm39) V1046D probably damaging Het
Dhx9 A T 1: 153,341,423 (GRCm39) D608E probably benign Het
Dnajc6 C A 4: 101,496,569 (GRCm39) A912E probably damaging Het
Ehmt1 T C 2: 24,694,794 (GRCm39) D1051G probably damaging Het
Fam217b C A 2: 178,062,996 (GRCm39) A320E probably benign Het
Farsa T A 8: 85,590,689 (GRCm39) I169N probably benign Het
Fbn2 A G 18: 58,170,142 (GRCm39) C2210R probably damaging Het
Fbxo3 T A 2: 103,880,642 (GRCm39) S251T probably benign Het
Fer1l6 C T 15: 58,462,384 (GRCm39) T813I probably benign Het
Ftl1-ps1 A T 13: 74,555,114 (GRCm39) E131V probably damaging Het
Gins3 T A 8: 96,364,499 (GRCm39) I83N probably damaging Het
Gja3 T C 14: 57,273,350 (GRCm39) T341A probably benign Het
Gja5 A G 3: 96,958,174 (GRCm39) Y77C probably damaging Het
Gm7247 A G 14: 51,602,808 (GRCm39) K48R probably damaging Het
Gsx2 C A 5: 75,236,621 (GRCm39) S67* probably null Het
H2-Q5 T A 17: 35,616,089 (GRCm39) L217Q Het
Impg2 T A 16: 56,087,467 (GRCm39) C1095* probably null Het
Itga7 G T 10: 128,776,801 (GRCm39) W222L probably damaging Het
Kdm2b T A 5: 123,059,512 (GRCm39) D530V possibly damaging Het
Klhdc8a A T 1: 132,230,344 (GRCm39) D153V probably damaging Het
Lin28a C T 4: 133,733,619 (GRCm39) G143S probably damaging Het
Memo1 A G 17: 74,509,338 (GRCm39) L227S probably damaging Het
Mettl27 T A 5: 134,964,657 (GRCm39) V138E probably damaging Het
Mov10 G T 3: 104,708,328 (GRCm39) L474I probably damaging Het
Nat10 T C 2: 103,557,098 (GRCm39) N852S probably benign Het
Nfkbie T C 17: 45,870,153 (GRCm39) V166A possibly damaging Het
Nktr T C 9: 121,575,599 (GRCm39) M369T probably damaging Het
Nlrp9a A T 7: 26,258,149 (GRCm39) N589I probably benign Het
Nrn1 G A 13: 36,914,577 (GRCm39) R8C probably benign Het
Nrsn1 A G 13: 25,437,451 (GRCm39) I159T probably damaging Het
Or1e29 A G 11: 73,667,503 (GRCm39) S217P possibly damaging Het
Or2h15 C T 17: 38,441,324 (GRCm39) G253D probably benign Het
Or5p61 A T 7: 107,758,164 (GRCm39) D305E probably benign Het
Or6c88 G A 10: 129,406,584 (GRCm39) G20D probably benign Het
Osbp T A 19: 11,956,031 (GRCm39) D385E probably benign Het
Pan3 T A 5: 147,463,802 (GRCm39) N547K probably damaging Het
Pip4p2 T A 4: 14,892,464 (GRCm39) D109E probably damaging Het
Pum1 C A 4: 130,499,292 (GRCm39) T1036K probably damaging Het
Rad54l2 C A 9: 106,590,671 (GRCm39) R485L probably damaging Het
Rps26 A T 10: 128,461,087 (GRCm39) F101I unknown Het
Sdsl T C 5: 120,598,702 (GRCm39) N138S probably benign Het
Slc28a2b C A 2: 122,353,013 (GRCm39) R453S probably benign Het
Slc39a6 A T 18: 24,717,084 (GRCm39) H649Q probably damaging Het
Snip1 T A 4: 124,965,273 (GRCm39) F226Y probably benign Het
Srrd T C 5: 112,485,322 (GRCm39) T334A unknown Het
St14 C T 9: 31,011,448 (GRCm39) D448N possibly damaging Het
Tmem270 T A 5: 134,930,538 (GRCm39) Q241L probably benign Het
Tubb4b T C 2: 25,114,180 (GRCm39) D41G probably benign Het
Usf3 T C 16: 44,040,368 (GRCm39) M1616T possibly damaging Het
Vmn2r95 A T 17: 18,672,245 (GRCm39) I733F possibly damaging Het
Zfp976 A T 7: 42,262,684 (GRCm39) C385* probably null Het
Other mutations in Cyp27a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01089:Cyp27a1 APN 1 74,771,097 (GRCm39) missense possibly damaging 0.88
IGL01824:Cyp27a1 APN 1 74,775,040 (GRCm39) nonsense probably null
IGL02725:Cyp27a1 APN 1 74,774,862 (GRCm39) missense probably damaging 0.98
IGL02966:Cyp27a1 APN 1 74,771,249 (GRCm39) missense probably benign
IGL03067:Cyp27a1 APN 1 74,771,068 (GRCm39) splice site probably null
R0103:Cyp27a1 UTSW 1 74,775,074 (GRCm39) missense probably benign
R0103:Cyp27a1 UTSW 1 74,775,074 (GRCm39) missense probably benign
R1968:Cyp27a1 UTSW 1 74,776,435 (GRCm39) missense probably benign 0.00
R2271:Cyp27a1 UTSW 1 74,775,846 (GRCm39) missense probably damaging 1.00
R3847:Cyp27a1 UTSW 1 74,776,718 (GRCm39) missense probably damaging 0.99
R4735:Cyp27a1 UTSW 1 74,776,366 (GRCm39) missense possibly damaging 0.94
R4936:Cyp27a1 UTSW 1 74,774,564 (GRCm39) missense probably benign 0.35
R5849:Cyp27a1 UTSW 1 74,775,843 (GRCm39) missense probably damaging 1.00
R6129:Cyp27a1 UTSW 1 74,774,851 (GRCm39) missense probably benign 0.24
R6193:Cyp27a1 UTSW 1 74,776,231 (GRCm39) missense probably benign 0.00
R6344:Cyp27a1 UTSW 1 74,776,008 (GRCm39) critical splice donor site probably null
R6464:Cyp27a1 UTSW 1 74,775,047 (GRCm39) missense possibly damaging 0.61
R7337:Cyp27a1 UTSW 1 74,774,594 (GRCm39) missense probably damaging 1.00
R7696:Cyp27a1 UTSW 1 74,771,198 (GRCm39) missense probably benign 0.00
R7959:Cyp27a1 UTSW 1 74,776,236 (GRCm39) missense probably benign 0.07
R8258:Cyp27a1 UTSW 1 74,771,214 (GRCm39) missense probably benign 0.22
R8259:Cyp27a1 UTSW 1 74,771,214 (GRCm39) missense probably benign 0.22
R9352:Cyp27a1 UTSW 1 74,752,920 (GRCm39) missense possibly damaging 0.92
Z1177:Cyp27a1 UTSW 1 74,776,494 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TCCCTCCGTAGACACAGTTTG -3'
(R):5'- GCCAGGGCAATCTCATACTTCTG -3'

Sequencing Primer
(F):5'- ACAGTTTGTGTTATGCCACTACG -3'
(R):5'- AGGGCAATCTCATACTTCTGTACCAG -3'
Posted On 2019-06-26