Incidental Mutation 'IGL01723:Cyp7a1'
ID 105166
Institutional Source Australian Phenomics Network (link to record)
Gene Symbol Cyp7a1
Ensembl Gene ENSMUSG00000028240
Gene Name cytochrome P450, family 7, subfamily a, polypeptide 1
Synonyms cholesterol 7 alpha hydroxylase
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.376) question?
Stock # IGL01723
Quality Score
Status
Chromosome 4
Chromosomal Location 6265612-6275632 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 6272442 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 257 (I257N)
Ref Sequence ENSEMBL: ENSMUSP00000029905 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029905]
AlphaFold Q64505
Predicted Effect probably damaging
Transcript: ENSMUST00000029905
AA Change: I257N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000029905
Gene: ENSMUSG00000028240
AA Change: I257N

DomainStartEndE-ValueType
transmembrane domain 5 24 N/A INTRINSIC
Pfam:p450 32 497 2.3e-87 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000147346
Coding Region Coverage
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 in the liver, which converts cholesterol to bile acids. This reaction is the rate limiting step and the major site of regulation of bile acid synthesis, which is the primary mechanism for the removal of cholesterol from the body. Polymorphisms in the promoter of this gene are associated with defects in bile acid synthesis. [provided by RefSeq, Feb 2010]
PHENOTYPE: Mice homozygous for disruption of this gene experience severe neonatal and postnatal lethality. Supplementation of the maternal diet with fat soluble vitamins and cholic acid starting before birth alleviates much of the phenotype. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca12 G A 1: 71,353,327 (GRCm39) A705V probably benign Het
Abcc10 A T 17: 46,624,671 (GRCm39) C728S probably damaging Het
Alms1 G A 6: 85,605,076 (GRCm39) R1773Q probably benign Het
C030048H21Rik A G 2: 26,144,780 (GRCm39) S1316P possibly damaging Het
Cd86 A G 16: 36,427,486 (GRCm39) L281S probably benign Het
Cdon C T 9: 35,414,634 (GRCm39) P1170S probably benign Het
Col11a2 T A 17: 34,280,254 (GRCm39) probably benign Het
Cspg4b A T 13: 113,504,091 (GRCm39) Q198L possibly damaging Het
Cyp2j12 A G 4: 95,990,363 (GRCm39) V401A possibly damaging Het
Ddhd2 A T 8: 26,225,038 (GRCm39) L593* probably null Het
Dnah8 T C 17: 30,927,445 (GRCm39) L1367S probably damaging Het
Dsg4 G A 18: 20,599,567 (GRCm39) V728M probably damaging Het
Dsp G A 13: 38,363,060 (GRCm39) V447M probably damaging Het
Epx C T 11: 87,760,228 (GRCm39) R462H probably damaging Het
Fgf18 T C 11: 33,084,332 (GRCm39) T41A probably damaging Het
Fh1 G T 1: 175,429,108 (GRCm39) A469D probably damaging Het
Hcn1 A C 13: 118,112,591 (GRCm39) S852R probably damaging Het
Hmcn1 A T 1: 150,620,711 (GRCm39) S1166R probably benign Het
Krt78 C T 15: 101,860,233 (GRCm39) G228S possibly damaging Het
Lrrn4 T C 2: 132,711,981 (GRCm39) E614G possibly damaging Het
Mettl9 T C 7: 120,651,492 (GRCm39) I180T possibly damaging Het
Mgat2 A G 12: 69,232,415 (GRCm39) T330A probably damaging Het
Mtcl2 T C 2: 156,872,534 (GRCm39) M938V probably benign Het
Myh13 T C 11: 67,260,045 (GRCm39) probably benign Het
Nipbl G A 15: 8,364,555 (GRCm39) T1283I possibly damaging Het
Nxpe4 A G 9: 48,309,898 (GRCm39) D387G probably benign Het
Or1e23 T A 11: 73,407,452 (GRCm39) D191V probably damaging Het
Or5aq1 A G 2: 86,965,822 (GRCm39) V281A probably benign Het
Pcdhb5 T G 18: 37,454,075 (GRCm39) S152A probably benign Het
Pcnt C T 10: 76,254,333 (GRCm39) R832H possibly damaging Het
Ptprd A C 4: 76,161,910 (GRCm39) S108R probably damaging Het
Ryr3 C T 2: 112,480,456 (GRCm39) probably null Het
Slc22a4 C T 11: 53,879,671 (GRCm39) V463M probably benign Het
Ttn T A 2: 76,560,746 (GRCm39) L29218F probably damaging Het
Ttn A T 2: 76,560,748 (GRCm39) L29218I probably damaging Het
Vmn2r44 T A 7: 8,380,915 (GRCm39) H326L probably damaging Het
Vps13d A T 4: 144,899,715 (GRCm39) M188K possibly damaging Het
Other mutations in Cyp7a1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01298:Cyp7a1 APN 4 6,275,517 (GRCm39) missense probably damaging 1.00
IGL01577:Cyp7a1 APN 4 6,273,618 (GRCm39) missense probably damaging 1.00
IGL02602:Cyp7a1 APN 4 6,272,871 (GRCm39) missense possibly damaging 0.88
IGL03302:Cyp7a1 APN 4 6,273,801 (GRCm39) missense probably benign 0.05
R1017:Cyp7a1 UTSW 4 6,272,307 (GRCm39) missense probably damaging 1.00
R1737:Cyp7a1 UTSW 4 6,272,848 (GRCm39) missense probably benign 0.00
R2044:Cyp7a1 UTSW 4 6,275,492 (GRCm39) missense probably null 1.00
R2326:Cyp7a1 UTSW 4 6,268,396 (GRCm39) missense probably benign
R2867:Cyp7a1 UTSW 4 6,272,493 (GRCm39) missense probably damaging 0.99
R2867:Cyp7a1 UTSW 4 6,272,493 (GRCm39) missense probably damaging 0.99
R3438:Cyp7a1 UTSW 4 6,272,769 (GRCm39) missense probably damaging 1.00
R4181:Cyp7a1 UTSW 4 6,271,205 (GRCm39) missense probably benign 0.09
R4844:Cyp7a1 UTSW 4 6,273,655 (GRCm39) missense probably damaging 1.00
R5184:Cyp7a1 UTSW 4 6,271,207 (GRCm39) missense probably benign
R5371:Cyp7a1 UTSW 4 6,268,378 (GRCm39) missense probably damaging 1.00
R5613:Cyp7a1 UTSW 4 6,272,799 (GRCm39) missense probably damaging 1.00
R5682:Cyp7a1 UTSW 4 6,268,429 (GRCm39) missense probably benign 0.28
R5987:Cyp7a1 UTSW 4 6,268,476 (GRCm39) missense probably benign 0.05
R5995:Cyp7a1 UTSW 4 6,272,371 (GRCm39) missense possibly damaging 0.74
R6128:Cyp7a1 UTSW 4 6,272,788 (GRCm39) missense possibly damaging 0.80
R6552:Cyp7a1 UTSW 4 6,272,361 (GRCm39) nonsense probably null
R6860:Cyp7a1 UTSW 4 6,272,587 (GRCm39) missense probably damaging 1.00
R7032:Cyp7a1 UTSW 4 6,268,463 (GRCm39) missense possibly damaging 0.94
R7631:Cyp7a1 UTSW 4 6,272,763 (GRCm39) missense possibly damaging 0.89
R7884:Cyp7a1 UTSW 4 6,272,697 (GRCm39) missense probably benign 0.04
R8289:Cyp7a1 UTSW 4 6,268,295 (GRCm39) missense probably damaging 1.00
R8681:Cyp7a1 UTSW 4 6,271,207 (GRCm39) missense probably benign
R8721:Cyp7a1 UTSW 4 6,268,273 (GRCm39) missense probably damaging 1.00
R8931:Cyp7a1 UTSW 4 6,271,238 (GRCm39) missense possibly damaging 0.57
R9613:Cyp7a1 UTSW 4 6,272,587 (GRCm39) missense probably damaging 1.00
R9748:Cyp7a1 UTSW 4 6,269,216 (GRCm39) missense probably damaging 1.00
Posted On 2014-01-21