Incidental Mutation 'R4692:Cyp7b1'
ID 354963
Institutional Source Beutler Lab
Gene Symbol Cyp7b1
Ensembl Gene ENSMUSG00000039519
Gene Name cytochrome P450, family 7, subfamily b, polypeptide 1
Synonyms D3Ertd552e, hct-1
MMRRC Submission 041943-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4692 (G1)
Quality Score 225
Status Not validated
Chromosome 3
Chromosomal Location 18126114-18297502 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 18126728 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 473 (I473F)
Ref Sequence ENSEMBL: ENSMUSP00000037487 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000035625]
AlphaFold Q60991
Predicted Effect probably damaging
Transcript: ENSMUST00000035625
AA Change: I473F

PolyPhen 2 Score 0.974 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000037487
Gene: ENSMUSG00000039519
AA Change: I473F

DomainStartEndE-ValueType
transmembrane domain 15 34 N/A INTRINSIC
Pfam:p450 44 496 1e-52 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000178937
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.6%
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 first reaction in the cholesterol catabolic pathway of extrahepatic tissues, which converts cholesterol to bile acids. This enzyme likely plays a minor role in total bile acid synthesis, but may also be involved in the development of atherosclerosis, neurosteroid metabolism and sex hormone synthesis. Mutations in this gene have been associated with hereditary spastic paraplegia (SPG5 or HSP), an autosomal recessive disorder. [provided by RefSeq, Apr 2016]
PHENOTYPE: Mice homozygous for a knock-out allele show significantly increased levels of 25- and 27-hydroxycholesterol, and reduced IgA levels. Female mice homozygous for a reporter allele display early onset of puberty and early ovarian failure. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310057J18Rik A T 10: 28,849,882 (GRCm39) Y230* probably null Het
9230104M06Rik A T 12: 112,963,692 (GRCm39) probably benign Het
Arhgap20 A G 9: 51,697,088 (GRCm39) D53G probably damaging Het
Arl2 T C 19: 6,187,776 (GRCm39) T54A probably damaging Het
Baz2a G A 10: 127,960,762 (GRCm39) G1521S probably damaging Het
Begain A G 12: 108,999,818 (GRCm39) S523P probably damaging Het
Car10 T C 11: 93,075,984 (GRCm39) probably null Het
Cenpe A G 3: 134,922,140 (GRCm39) I66V probably benign Het
Col14a1 T A 15: 55,286,864 (GRCm39) V895E unknown Het
Coro1b T C 19: 4,199,418 (GRCm39) Y26H probably damaging Het
Crebbp T C 16: 3,932,727 (GRCm39) E1017G possibly damaging Het
Cwf19l2 T C 9: 3,428,709 (GRCm39) S232P probably damaging Het
Efcab5 A T 11: 77,004,507 (GRCm39) I937N probably damaging Het
Fam53c A C 18: 34,901,743 (GRCm39) E220A probably damaging Het
Gsn A G 2: 35,188,883 (GRCm39) Y434C probably damaging Het
Igkv2-137 T C 6: 67,532,971 (GRCm39) S45P possibly damaging Het
Katnip T C 7: 125,466,841 (GRCm39) probably null Het
Kif13b C A 14: 65,041,024 (GRCm39) T1704K probably benign Het
Mapk7 A G 11: 61,380,068 (GRCm39) S697P possibly damaging Het
Mrgpra1 T A 7: 46,985,446 (GRCm39) I78F probably damaging Het
N6amt1 T C 16: 87,153,854 (GRCm39) V97A possibly damaging Het
Oas3 T C 5: 120,907,420 (GRCm39) T406A probably benign Het
Or4f61 A G 2: 111,923,026 (GRCm39) S7P probably damaging Het
Or8c17 C T 9: 38,179,826 (GRCm39) Q6* probably null Het
Paxip1 T C 5: 27,977,095 (GRCm39) probably benign Het
Pfn4 A T 12: 4,824,486 (GRCm39) Y71F probably damaging Het
Plin4 C A 17: 56,410,762 (GRCm39) G1090C probably damaging Het
Ptk2b C T 14: 66,394,518 (GRCm39) G859S probably benign Het
Rbl2 T A 8: 91,849,047 (GRCm39) D1084E probably damaging Het
Robo1 T G 16: 72,757,090 (GRCm39) S350R probably damaging Het
Sbno2 A G 10: 79,922,161 (GRCm39) V4A possibly damaging Het
Sh3rf1 T C 8: 61,806,888 (GRCm39) probably null Het
Smgc T C 15: 91,738,764 (GRCm39) V474A possibly damaging Het
Snx13 A G 12: 35,136,917 (GRCm39) D126G possibly damaging Het
Sox9 C A 11: 112,673,803 (GRCm39) H131Q probably benign Het
Spag6 T C 2: 18,704,054 (GRCm39) I34T probably benign Het
Speer2 T A 16: 69,654,860 (GRCm39) T202S possibly damaging Het
Sspo T A 6: 48,459,621 (GRCm39) C3327S probably damaging Het
Vcpip1 G T 1: 9,818,299 (GRCm39) A28E unknown Het
Vstm5 A T 9: 15,168,718 (GRCm39) D94V probably damaging Het
Zfp329 T C 7: 12,544,559 (GRCm39) K322E probably damaging Het
Zfp932 G A 5: 110,157,052 (GRCm39) G250D probably damaging Het
Zscan26 A G 13: 21,629,427 (GRCm39) C359R probably damaging Het
Other mutations in Cyp7b1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02728:Cyp7b1 APN 3 18,126,739 (GRCm39) missense probably damaging 1.00
R0166:Cyp7b1 UTSW 3 18,151,530 (GRCm39) missense probably benign 0.23
R0334:Cyp7b1 UTSW 3 18,157,960 (GRCm39) missense probably damaging 1.00
R0417:Cyp7b1 UTSW 3 18,150,855 (GRCm39) missense probably damaging 1.00
R0696:Cyp7b1 UTSW 3 18,126,749 (GRCm39) missense probably benign 0.23
R0894:Cyp7b1 UTSW 3 18,151,674 (GRCm39) missense probably benign 0.00
R1799:Cyp7b1 UTSW 3 18,151,616 (GRCm39) missense probably benign 0.01
R1893:Cyp7b1 UTSW 3 18,150,731 (GRCm39) missense possibly damaging 0.57
R4538:Cyp7b1 UTSW 3 18,151,745 (GRCm39) missense possibly damaging 0.71
R4877:Cyp7b1 UTSW 3 18,151,457 (GRCm39) missense probably damaging 0.98
R5382:Cyp7b1 UTSW 3 18,151,385 (GRCm39) missense possibly damaging 0.53
R5841:Cyp7b1 UTSW 3 18,151,670 (GRCm39) missense probably damaging 1.00
R6867:Cyp7b1 UTSW 3 18,151,394 (GRCm39) missense probably damaging 1.00
R7007:Cyp7b1 UTSW 3 18,151,782 (GRCm39) nonsense probably null
R7379:Cyp7b1 UTSW 3 18,151,538 (GRCm39) missense probably benign 0.23
R7554:Cyp7b1 UTSW 3 18,151,610 (GRCm39) missense probably benign 0.00
R7814:Cyp7b1 UTSW 3 18,151,466 (GRCm39) missense probably benign 0.00
R8137:Cyp7b1 UTSW 3 18,151,765 (GRCm39) missense probably benign 0.23
R8338:Cyp7b1 UTSW 3 18,151,730 (GRCm39) missense probably benign 0.01
R8898:Cyp7b1 UTSW 3 18,150,788 (GRCm39) missense probably benign 0.29
R9132:Cyp7b1 UTSW 3 18,151,476 (GRCm39) missense probably benign 0.05
R9285:Cyp7b1 UTSW 3 18,151,564 (GRCm39) missense probably damaging 1.00
R9378:Cyp7b1 UTSW 3 18,150,837 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTTTCAAACAAGAGTAGCGGTTGC -3'
(R):5'- CTACAGGAATTTAGGTTCGATCGC -3'

Sequencing Primer
(F):5'- CATTTGGGGGAGTGCACCAAATC -3'
(R):5'- AGGTTCGATCGCTTCATAGAAG -3'
Posted On 2015-10-21