Incidental Mutation 'R5849:Cyp27a1'
ID 453742
Institutional Source Beutler Lab
Gene Symbol Cyp27a1
Ensembl Gene ENSMUSG00000026170
Gene Name cytochrome P450, family 27, subfamily a, polypeptide 1
Synonyms cholesterol 27 hydroxylase, Cyp27, 1300013A03Rik
MMRRC Submission 044066-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.121) question?
Stock # R5849 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 74713574-74737892 bp(+) (GRCm38)
Type of Mutation missense
DNA Base Change (assembly) T to C at 74736684 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 343 (S343P)
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: S343P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000027356
Gene: ENSMUSG00000026170
AA Change: S343P

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000189083
Predicted Effect noncoding transcript
Transcript: ENSMUST00000190781
Meta Mutation Damage Score 0.9563 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.1%
  • 20x: 94.3%
Validation Efficiency 96% (72/75)
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2010111I01Rik A G 13: 63,015,498 D111G probably benign Het
4930553M12Rik T C 4: 88,868,359 I7M unknown Het
Abca8b C A 11: 109,977,813 G175V probably damaging Het
Agbl1 T C 7: 76,325,098 S113P probably benign Het
Ak9 A G 10: 41,348,049 D486G probably benign Het
Arhgap11a T C 2: 113,834,847 S469G probably null Het
Ccdc144b A T 3: 36,032,877 D189E possibly damaging Het
Comtd1 C T 14: 21,848,120 G48D probably damaging Het
Dcun1d1 T A 3: 35,916,184 probably benign Het
Dennd4c T C 4: 86,825,986 I1404T possibly damaging Het
Dlgap5 A G 14: 47,389,435 S766P possibly damaging Het
Ebf1 T A 11: 44,990,504 probably null Het
Flcn T A 11: 59,804,760 I4L probably damaging Het
Grin2c T C 11: 115,260,991 T48A probably benign Het
Hyal5 T A 6: 24,891,556 S456R probably benign Het
Igf1r A G 7: 68,190,033 D696G probably benign Het
Iqgap1 A T 7: 80,803,158 V13D probably benign Het
Itgal A G 7: 127,317,320 N728S probably benign Het
Kcnb1 T A 2: 167,106,026 I301F probably damaging Het
Kcnd3 A G 3: 105,458,795 probably benign Het
Kdm4a C T 4: 118,161,840 R393Q probably benign Het
Lcn9 G A 2: 25,823,256 probably null Het
Madcam1 T A 10: 79,664,990 M47K probably benign Het
Matn3 A G 12: 8,958,829 Q314R probably benign Het
Msh3 A T 13: 92,249,878 D826E possibly damaging Het
Muc4 A T 16: 32,774,839 T3088S possibly damaging Het
Mup3 T G 4: 62,086,935 probably null Het
Myo15b A G 11: 115,881,933 K1807E probably damaging Het
Myrip A G 9: 120,453,693 D688G probably damaging Het
Nup153 A G 13: 46,686,976 F1052S probably damaging Het
Olfr1013 A T 2: 85,770,424 I208F probably benign Het
Olfr1316 A T 2: 112,129,878 I311K probably benign Het
Olfr1336 A T 7: 6,460,994 I162F possibly damaging Het
Olfr584 T A 7: 103,085,521 M1K probably null Het
Oplah T A 15: 76,297,347 probably benign Het
Pacsin2 A G 15: 83,390,518 F120L possibly damaging Het
Ppp1r36 C A 12: 76,439,157 P363Q probably damaging Het
Rai1 C A 11: 60,190,521 H1804N possibly damaging Het
Rictor G A 15: 6,794,006 E1555K probably benign Het
Rnf214 G A 9: 45,868,088 P455S probably damaging Het
Rnf220 T C 4: 117,277,612 T188A possibly damaging Het
S1pr4 C T 10: 81,499,323 V106M possibly damaging Het
Sall2 C A 14: 52,314,247 S495I probably benign Het
Sars2 A G 7: 28,744,258 E95G possibly damaging Het
Sema3f G A 9: 107,682,616 T693M probably damaging Het
Slfn2 C A 11: 83,069,576 T127K probably benign Het
Snrpe T A 1: 133,608,914 I43L probably benign Het
Srsf1 T C 11: 88,047,858 I7T possibly damaging Het
Ssbp1 T A 6: 40,476,903 probably benign Het
Stbd1 T G 5: 92,604,995 F115V probably benign Het
Stk11ip T A 1: 75,527,355 probably null Het
Taf1b T A 12: 24,500,525 N36K probably damaging Het
Tanc1 A T 2: 59,799,904 M743L probably benign Het
Tnfsf12 C A 11: 69,686,967 R208L probably damaging Het
Trafd1 T C 5: 121,373,471 D428G probably damaging Het
Trim24 A G 6: 37,957,729 E793G probably damaging Het
Tspan32 T C 7: 143,015,587 C100R probably damaging Het
Ttn T C 2: 76,746,242 D16442G probably damaging Het
Ube3c T A 5: 29,658,409 L894Q probably damaging Het
Wfs1 C G 5: 36,973,264 G213R probably damaging Het
Zfp384 G A 6: 125,024,099 A45T possibly damaging Het
Zfp865 G T 7: 5,031,087 K690N probably damaging Het
Other mutations in Cyp27a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01089:Cyp27a1 APN 1 74731938 missense possibly damaging 0.88
IGL01824:Cyp27a1 APN 1 74735881 nonsense probably null
IGL02725:Cyp27a1 APN 1 74735703 missense probably damaging 0.98
IGL02966:Cyp27a1 APN 1 74732090 missense probably benign
IGL03067:Cyp27a1 APN 1 74731909 splice site probably null
R0103:Cyp27a1 UTSW 1 74735915 missense probably benign
R0103:Cyp27a1 UTSW 1 74735915 missense probably benign
R1968:Cyp27a1 UTSW 1 74737276 missense probably benign 0.00
R2271:Cyp27a1 UTSW 1 74736687 missense probably damaging 1.00
R3847:Cyp27a1 UTSW 1 74737559 missense probably damaging 0.99
R4735:Cyp27a1 UTSW 1 74737207 missense possibly damaging 0.94
R4936:Cyp27a1 UTSW 1 74735405 missense probably benign 0.35
R6129:Cyp27a1 UTSW 1 74735692 missense probably benign 0.24
R6193:Cyp27a1 UTSW 1 74737072 missense probably benign 0.00
R6344:Cyp27a1 UTSW 1 74736849 critical splice donor site probably null
R6464:Cyp27a1 UTSW 1 74735888 missense possibly damaging 0.61
R7226:Cyp27a1 UTSW 1 74737348 missense probably damaging 1.00
R7337:Cyp27a1 UTSW 1 74735435 missense probably damaging 1.00
R7696:Cyp27a1 UTSW 1 74732039 missense probably benign 0.00
R7959:Cyp27a1 UTSW 1 74737077 missense probably benign 0.07
R8258:Cyp27a1 UTSW 1 74732055 missense probably benign 0.22
R8259:Cyp27a1 UTSW 1 74732055 missense probably benign 0.22
R9352:Cyp27a1 UTSW 1 74713761 missense possibly damaging 0.92
Z1177:Cyp27a1 UTSW 1 74737335 missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GCTGAAATGCAGTCTTCCTCC -3'
(R):5'- CCTATGCGCATGGGATCATATC -3'

Sequencing Primer
(F):5'- GAAATGCAGTCTTCCTCCATATTGG -3'
(R):5'- CACAGCTTTTAGCAGAGG -3'
Posted On 2017-02-10