Incidental Mutation 'R1052:Cyp8b1'
ID 94060
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 039142-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.449) question?
Stock # R1052 (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 G at 121744348 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Serine at position 328 (F328S)
Ref Sequence ENSEMBL: ENSMUSP00000052989 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000050327] [ENSMUST00000062474] [ENSMUST00000214340]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000050327
SMART Domains Protein: ENSMUSP00000050119
Gene: ENSMUSG00000044534

DomainStartEndE-ValueType
low complexity region 18 29 N/A INTRINSIC
Pfam:7tm_1 62 311 1e-40 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000062474
AA Change: F328S

PolyPhen 2 Score 0.670 (Sensitivity: 0.86; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000052989
Gene: ENSMUSG00000050445
AA Change: F328S

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: 99.1%
  • 3x: 98.3%
  • 10x: 96.3%
  • 20x: 92.6%
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abtb2 A T 2: 103,535,417 (GRCm39) Y528F possibly damaging Het
Acad10 G A 5: 121,787,604 (GRCm39) T115I possibly damaging Het
Adam19 T C 11: 46,018,092 (GRCm39) F385L probably damaging Het
Adgb T C 10: 10,318,357 (GRCm39) N162D probably benign Het
Arhgap20 C A 9: 51,757,570 (GRCm39) P521T probably damaging Het
Arsa A T 15: 89,359,380 (GRCm39) L134Q probably damaging Het
Atp5f1b A G 10: 127,925,921 (GRCm39) Y508C probably damaging Het
AW554918 G A 18: 25,553,067 (GRCm39) M287I probably benign Het
Bmp4 T C 14: 46,621,360 (GRCm39) K395E probably damaging Het
Cacna2d4 A G 6: 119,277,294 (GRCm39) Y669C probably damaging Het
Casq2 T C 3: 102,051,550 (GRCm39) probably null Het
Cdk5rap1 A T 2: 154,202,519 (GRCm39) I237N possibly damaging Het
Cerk G C 15: 86,033,565 (GRCm39) S286C possibly damaging Het
Cir1 A C 2: 73,117,987 (GRCm39) L186R probably damaging Het
Csf3r A T 4: 125,936,781 (GRCm39) probably null Het
Cyp3a41a A T 5: 145,642,621 (GRCm39) I246K possibly damaging Het
Dzank1 A T 2: 144,355,365 (GRCm39) V110D probably benign Het
Gm6729 T A 10: 86,376,799 (GRCm39) noncoding transcript Het
Gnpat T C 8: 125,604,246 (GRCm39) F246L probably benign Het
Gnpat T A 8: 125,605,255 (GRCm39) L248H probably damaging Het
Gstm7 T C 3: 107,834,266 (GRCm39) T163A probably benign Het
Hspa5 A G 2: 34,665,110 (GRCm39) T424A probably damaging Het
Itgb1 T G 8: 129,439,786 (GRCm39) D158E probably damaging Het
Kif21a A G 15: 90,819,853 (GRCm39) V1637A probably benign Het
Kl G T 5: 150,905,985 (GRCm39) V452F probably damaging Het
Krt23 T C 11: 99,369,045 (GRCm39) N416S probably benign Het
Lama4 A T 10: 38,968,241 (GRCm39) H1461L possibly damaging Het
Lamc3 A G 2: 31,818,814 (GRCm39) T1180A probably benign Het
Mboat2 T C 12: 24,996,527 (GRCm39) Y145H probably damaging Het
Mlxipl T A 5: 135,142,564 (GRCm39) I126N probably damaging Het
Myo16 T A 8: 10,620,181 (GRCm39) N1577K possibly damaging Het
Nlrp4f A G 13: 65,332,897 (GRCm39) V87A possibly damaging Het
Or5al5 A G 2: 85,961,915 (GRCm39) F31L probably benign Het
Or6p1 A T 1: 174,258,701 (GRCm39) K236* probably null Het
Pask A T 1: 93,258,549 (GRCm39) D266E probably benign Het
Pcdhb17 A G 18: 37,619,899 (GRCm39) Y563C probably damaging Het
Pdlim3 T A 8: 46,349,837 (GRCm39) I49N probably damaging Het
Pla2g4c T A 7: 13,077,334 (GRCm39) V292E possibly damaging Het
Pramel23 T C 4: 143,423,477 (GRCm39) I437M possibly damaging Het
Prrt4 G T 6: 29,169,813 (GRCm39) Q880K possibly damaging Het
Pygb A G 2: 150,628,858 (GRCm39) D24G probably benign Het
R3hcc1l T A 19: 42,552,093 (GRCm39) D363E probably damaging Het
Rif1 A C 2: 52,001,574 (GRCm39) Q1676P probably benign Het
Ryr1 C A 7: 28,795,683 (GRCm39) R1069L probably damaging Het
Sdk2 C T 11: 113,729,472 (GRCm39) silent Het
Slc2a13 A G 15: 91,296,363 (GRCm39) V317A probably damaging Het
Slc35b4 A T 6: 34,138,619 (GRCm39) F197I probably damaging Het
Tchhl1 G A 3: 93,377,520 (GRCm39) V75I probably benign Het
Ubr4 T C 4: 139,182,771 (GRCm39) S3521P possibly damaging Het
Zbtb14 C A 17: 69,695,497 (GRCm39) F398L probably damaging Het
Zfp335 GTCCTCCTCCTCCTCCTC GTCCTCCTCCTCCTC 2: 164,749,388 (GRCm39) probably benign Het
Zfp874a T G 13: 67,590,539 (GRCm39) I382L possibly 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
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
R4151:Cyp8b1 UTSW 9 121,745,134 (GRCm39) missense probably damaging 1.00
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'- CCCGACTTGTAGAAGTCCACTTTCC -3'
(R):5'- AGACGGCATAAGCTGTTGGTTAGG -3'

Sequencing Primer
(F):5'- ACCGATCATACTTGAAGGCTGTG -3'
(R):5'- GGAATAGCTTCATCCATGCAG -3'
Posted On 2014-01-05