Gene Gene information from NCBI Gene database.
Entrez ID 1593
Gene name Cytochrome P450 family 27 subfamily A member 1
Gene symbol CYP27A1
Synonyms (NCBI Gene)
CP27CTXCYP27
Chromosome 2
Chromosome location 2q35
Summary 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
SNPs SNP information provided by dbSNP.
96
SNP ID Visualize variation Clinical significance Consequence
rs72551312 C>A,T Conflicting-interpretations-of-pathogenicity Coding sequence variant, missense variant, intron variant, synonymous variant
rs72551313 G>A Pathogenic Coding sequence variant, missense variant, intron variant
rs72551314 C>T Pathogenic-likely-pathogenic, pathogenic Coding sequence variant, stop gained
rs72551315 C>T Pathogenic Coding sequence variant, stop gained
rs72551316 C>T Likely-pathogenic Coding sequence variant, stop gained
miRNA miRNA information provided by mirtarbase database.
13
miRTarBase ID miRNA Experiments Reference
MIRT921194 hsa-miR-1266 CLIP-seq
MIRT921195 hsa-miR-19a CLIP-seq
MIRT921196 hsa-miR-19b CLIP-seq
MIRT921197 hsa-miR-3650 CLIP-seq
MIRT921198 hsa-miR-3914 CLIP-seq
Transcription factors Transcription factors information provided by TRRUST V2 database.
4
Transcription factor Regulation Reference
HNF4A Unknown 12957378
NR0B2 Unknown 15581596
SP1 Activation 11867220
SP3 Activation 11867220
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
37
GO ID Ontology Definition Evidence Reference
GO:0004497 Function Monooxygenase activity IEA
GO:0005506 Function Iron ion binding IEA
GO:0005739 Component Mitochondrion HTP 34800366
GO:0005739 Component Mitochondrion IBA
GO:0005739 Component Mitochondrion IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
606530 2605 ENSG00000135929
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q02318
Protein name Sterol 26-hydroxylase, mitochondrial (EC 1.14.15.15) (5-beta-cholestane-3-alpha,7-alpha,12-alpha-triol 26-hydroxylase) (Cytochrome P-450C27/25) (Cytochrome P450 27) (Sterol 27-hydroxylase) (Vitamin D(3) 25-hydroxylase)
Protein function Cytochrome P450 monooxygenase that catalyzes regio- and stereospecific hydroxylation of cholesterol and its derivatives. Hydroxylates (with R stereochemistry) the terminal methyl group of cholesterol side-chain in a three step reaction to yield
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00067 p450 61 526 Cytochrome P450 Domain
Tissue specificity TISSUE SPECIFICITY: Expressed in the neural retina and underlying retinal pigment epithelium (at protein level) (PubMed:21411718). Expressed in the gray and white matter of cerebellum (at protein level) (PubMed:28190002). {ECO:0000269|PubMed:21411718, ECO
Sequence
Sequence length 531
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Primary bile acid biosynthesis
Metabolic pathways
PPAR signaling pathway
Cholesterol metabolism
  Synthesis of bile acids and bile salts via 7alpha-hydroxycholesterol
Synthesis of bile acids and bile salts via 24-hydroxycholesterol
Synthesis of bile acids and bile salts via 27-hydroxycholesterol
Endogenous sterols
Defective CYP27A1 causes Cerebrotendinous xanthomatosis (CTX)
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
21
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Cardiovascular phenotype Pathogenic; Likely pathogenic rs72551322, rs121908096, rs397515356, rs121908102, rs111570247, rs1559391480, rs587778777, rs587778778, rs573951598, rs1553616457 RCV005809211
RCV005318309
RCV004018554
RCV005549905
RCV004022314
View all (5 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Cholestanol storage disease Likely pathogenic; Pathogenic rs1559392634, rs1413976755, rs532134925, rs2105981299, rs1165952837, rs1325218192, rs2105978950, rs1575206658, rs2105981099, rs72551321, rs2105979879, rs751969035, rs2105980214, rs2105981050, rs2105978931
View all (151 more)
RCV001970073
RCV001390450
RCV001383667
RCV001381385
RCV003470853
View all (181 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
CYP27A1-related disorder Pathogenic; Likely pathogenic rs72551322, rs121908096, rs121908097, rs121908098, rs397515355, rs397515356, rs121908102, rs765512351, rs575064188, rs886556800, rs560108684, rs1553616253, rs587778777, rs201114717, rs376230356
View all (6 more)
RCV003398444
RCV003974793
RCV003415650
RCV003982823
RCV004748497
View all (16 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Intellectual disability Likely pathogenic; Pathogenic rs121908096, rs121908099 RCV001252460
RCV001252459
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
ATHEROSCLEROSIS CTD, Disgenet
CTD, Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTISM SPECTRUM DISORDER CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTISM SPECTRUM DISORDERS Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
BONE DISEASES, METABOLIC CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Adrenoleukodystrophy Adrenoleukodystrophy Pubtator 30544401 Associate
★☆☆☆☆
Found in Text Mining only
Age related macular degeneration Age-related macular degeneration BEFREE 22820291, 23479405
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis Amyotrophic lateral sclerosis Pubtator 20406759, 22509407, 25415378 Associate
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis Amyotrophic Lateral Sclerosis BEFREE 22509407, 23759795, 25415378
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis, Sporadic Lateral Sclerosis BEFREE 23759795
★☆☆☆☆
Found in Text Mining only
Arteriosclerosis Arteriosclerosis BEFREE 11111083, 11166758, 19801147, 24080357
★☆☆☆☆
Found in Text Mining only
Arthritis Arthritis Pubtator 32344004 Associate
★☆☆☆☆
Found in Text Mining only
Arthritis, Psoriatic Psoriatic Arthritis BEFREE 31744213
★☆☆☆☆
Found in Text Mining only
Asthma Asthma BEFREE 25845986
★☆☆☆☆
Found in Text Mining only
Atherosclerosis Atherosclerosis Pubtator 10869358, 12597773, 12777473, 15533057, 35428606 Associate
★★☆☆☆
Found in Text Mining + Unknown/Other Associations