Incidental Mutation 'R4151:Cyp8b1'
ID 314909
Institutional Source Beutler Lab
Gene Symbol Cyp8b1
Ensembl Gene ENSMUSG00000050445
Gene Name cytochrome P450, family 8, subfamily b, polypeptide 1
Synonyms sterol 12-alpha-hydrolase
MMRRC Submission 040861-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.449) question?
Stock # R4151 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 121743422-121745371 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 121745134 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Aspartic acid at position 66 (V66D)
Ref Sequence ENSEMBL: ENSMUSP00000052989 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000062474] [ENSMUST00000214340]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000062474
AA Change: V66D

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000052989
Gene: ENSMUSG00000050445
AA Change: V66D

DomainStartEndE-ValueType
low complexity region 11 24 N/A INTRINSIC
Pfam:p450 32 492 5.7e-50 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000214340
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.9%
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 membrane protein catalyzes the conversion of 7 alpha-hydroxy-4-cholesten-3-one into 7-alpha,12-alpha-dihydroxy-4-cholesten-3-one. The balance between these two steroids determines the relative amounts of cholic acid and chenodeoxycholic acid both of which are secreted in the bile and affect the solubility of cholesterol. This gene is unique among the cytochrome P450 genes in that it is intronless. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele lack synthsesis of cholate (a primary bile acid) and its metabolites and display an increased bile acid pool and alterations in cholesterol metabolism. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ano10 C T 9: 122,090,601 (GRCm39) W237* probably null Het
Armc9 C T 1: 86,092,497 (GRCm39) T87M probably damaging Het
Astn2 C T 4: 65,647,557 (GRCm39) probably null Het
Atxn7l1 G A 12: 33,414,481 (GRCm39) V506M probably damaging Het
Cenpe A G 3: 134,920,914 (GRCm39) N36D probably benign Het
Cfap45 T A 1: 172,359,788 (GRCm39) I96N probably damaging Het
Dnajb6 C G 5: 29,961,234 (GRCm39) L118V probably benign Het
Dpy19l4 A G 4: 11,309,485 (GRCm39) S44P possibly damaging Het
Dync2li1 A G 17: 84,935,763 (GRCm39) H20R probably benign Het
Ecpas A T 4: 58,836,254 (GRCm39) S695R possibly damaging Het
Eif3g T C 9: 20,806,429 (GRCm39) D220G probably benign Het
Fbxo38 GTGCTGCTGCTGCTGCTGCTGC GTGCTGCTGCTGCTGCTGC 18: 62,648,399 (GRCm39) probably benign Het
Gata2 T A 6: 88,176,620 (GRCm39) H26Q probably damaging Het
Gle1 T C 2: 29,834,056 (GRCm39) I434T probably damaging Het
Gm5145 A G 17: 20,791,360 (GRCm39) E246G probably damaging Het
Ints10 T A 8: 69,247,250 (GRCm39) probably null Het
Kdr G T 5: 76,117,761 (GRCm39) A664E possibly damaging Het
Klhl1 A C 14: 96,755,752 (GRCm39) M1R probably null Het
Lama4 T A 10: 38,881,424 (GRCm39) F71Y probably benign Het
Madd C A 2: 90,973,428 (GRCm39) R1410L probably benign Het
Magi2 T C 5: 19,432,290 (GRCm39) S2P probably damaging Het
Map4k3 T C 17: 80,951,963 (GRCm39) K228R probably damaging Het
Mrpl43 A G 19: 44,994,175 (GRCm39) L148P possibly damaging Het
Msi2 G C 11: 88,608,870 (GRCm39) S16C probably damaging Het
Myo1e G T 9: 70,204,633 (GRCm39) G78* probably null Het
Notch2 T C 3: 98,054,387 (GRCm39) L2350S possibly damaging Het
Nptn G T 9: 58,550,825 (GRCm39) S168I probably benign Het
Nsmce2 A G 15: 59,473,214 (GRCm39) T244A probably benign Het
Or5aq6 C T 2: 86,923,514 (GRCm39) V76I probably benign Het
Ostn T A 16: 27,140,152 (GRCm39) S22T probably benign Het
Plekhb2 T G 1: 34,903,564 (GRCm39) F102V probably benign Het
Prkdc A G 16: 15,634,637 (GRCm39) D3594G probably benign Het
Psmd6 G C 14: 14,120,157 (GRCm38) L61V probably benign Het
Rbm33 C T 5: 28,592,938 (GRCm39) P573S probably damaging Het
Rfk A C 19: 17,372,672 (GRCm39) I65L probably benign Het
Rnf141 A T 7: 110,436,406 (GRCm39) D7E probably benign Het
Shank2 A T 7: 143,608,565 (GRCm39) K153M probably damaging Het
Slc30a2 A T 4: 134,071,359 (GRCm39) I31F probably benign Het
Slco3a1 G T 7: 74,009,586 (GRCm39) A243E probably damaging Het
Stab2 G A 10: 86,838,847 (GRCm39) T73I probably benign Het
Sufu G A 19: 46,438,411 (GRCm39) probably null Het
Sync C T 4: 129,187,519 (GRCm39) Q184* probably null Het
Tnfrsf25 G T 4: 152,204,258 (GRCm39) A376S probably damaging Het
Tnpo1 A T 13: 98,989,407 (GRCm39) I765N probably damaging Het
Ube2d2b A T 5: 107,978,747 (GRCm39) K133* probably null Het
Ulk3 C T 9: 57,499,650 (GRCm39) S217L possibly damaging Het
Upf2 C A 2: 5,966,516 (GRCm39) Q379K unknown Het
Vegfc T A 8: 54,530,824 (GRCm39) L4Q unknown Het
Vmn2r104 A T 17: 20,250,147 (GRCm39) I708N probably damaging Het
Other mutations in Cyp8b1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01527:Cyp8b1 APN 9 121,744,061 (GRCm39) missense probably damaging 0.98
IGL01874:Cyp8b1 APN 9 121,744,969 (GRCm39) missense possibly damaging 0.71
IGL02004:Cyp8b1 APN 9 121,744,058 (GRCm39) missense probably benign 0.01
IGL02218:Cyp8b1 APN 9 121,744,183 (GRCm39) missense probably damaging 1.00
IGL02606:Cyp8b1 APN 9 121,744,801 (GRCm39) missense probably damaging 1.00
IGL02724:Cyp8b1 APN 9 121,744,453 (GRCm39) missense probably benign 0.12
IGL02796:Cyp8b1 UTSW 9 121,744,564 (GRCm39) missense probably benign
R1052:Cyp8b1 UTSW 9 121,744,348 (GRCm39) missense possibly damaging 0.67
R1223:Cyp8b1 UTSW 9 121,744,070 (GRCm39) missense possibly damaging 0.71
R1572:Cyp8b1 UTSW 9 121,744,024 (GRCm39) missense possibly damaging 0.94
R1639:Cyp8b1 UTSW 9 121,743,956 (GRCm39) missense probably benign 0.01
R3833:Cyp8b1 UTSW 9 121,745,109 (GRCm39) missense probably benign 0.00
R3938:Cyp8b1 UTSW 9 121,744,684 (GRCm39) missense probably benign 0.05
R4615:Cyp8b1 UTSW 9 121,745,164 (GRCm39) nonsense probably null
R4625:Cyp8b1 UTSW 9 121,744,651 (GRCm39) missense probably damaging 0.99
R5327:Cyp8b1 UTSW 9 121,743,950 (GRCm39) missense probably damaging 0.99
R6391:Cyp8b1 UTSW 9 121,744,864 (GRCm39) nonsense probably null
R6998:Cyp8b1 UTSW 9 121,745,059 (GRCm39) missense probably benign
R7086:Cyp8b1 UTSW 9 121,744,355 (GRCm39) missense probably benign 0.02
R7162:Cyp8b1 UTSW 9 121,744,777 (GRCm39) missense probably damaging 0.99
R7210:Cyp8b1 UTSW 9 121,744,246 (GRCm39) missense probably damaging 1.00
R7223:Cyp8b1 UTSW 9 121,744,163 (GRCm39) missense probably damaging 1.00
R8352:Cyp8b1 UTSW 9 121,744,997 (GRCm39) missense probably damaging 0.97
R8392:Cyp8b1 UTSW 9 121,744,300 (GRCm39) missense probably damaging 0.98
R8452:Cyp8b1 UTSW 9 121,744,997 (GRCm39) missense probably damaging 0.97
R8672:Cyp8b1 UTSW 9 121,743,986 (GRCm39) missense probably benign 0.00
R8897:Cyp8b1 UTSW 9 121,745,358 (GRCm39) start gained probably benign
R9484:Cyp8b1 UTSW 9 121,744,983 (GRCm39) missense probably benign 0.00
R9764:Cyp8b1 UTSW 9 121,744,294 (GRCm39) missense probably benign 0.03
RF013:Cyp8b1 UTSW 9 121,744,561 (GRCm39) missense possibly damaging 0.59
Z1177:Cyp8b1 UTSW 9 121,745,212 (GRCm39) missense probably damaging 1.00
Z1177:Cyp8b1 UTSW 9 121,744,597 (GRCm39) missense probably benign 0.06
Predicted Primers PCR Primer
(F):5'- AGCTAAGTGGATCATCCTGTG -3'
(R):5'- GTAGAGCTGACAAGTGGAGCTC -3'

Sequencing Primer
(F):5'- GTGATCCCCATCTACAGACTGG -3'
(R):5'- TGACAAGTGGAGCTCAGCCTG -3'
Posted On 2015-05-14