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Gene Gene information from NCBI Gene database.
Entrez ID 1594
Gene name Cytochrome P450 family 27 subfamily B member 1
Gene symbol CYP27B1
Synonyms (NCBI Gene)
CP2BCYP1CYP1alphaCYP27BP450c1PDDRVDD1VDDRVDDRIVDR
Chromosome 12
Chromosome location 12q14.1
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. The protein encode
SNPs SNP information provided by dbSNP.
23 Show/Hide all (23)
SNP ID Visualize variation Clinical significance Consequence
rs28934604 C>T Likely-pathogenic Missense variant, coding sequence variant
rs28934605 C>T Pathogenic Missense variant, coding sequence variant
rs28934606 C>G,T Pathogenic Missense variant, coding sequence variant
rs28934607 G>A Pathogenic Missense variant, coding sequence variant
rs118204007 G>C Pathogenic Coding sequence variant, missense variant
miRNA miRNA information provided by mirtarbase database.
68 Show/Hide all (68)
miRTarBase ID miRNA Experiments Reference
MIRT029947 hsa-miR-26b-5p Microarray 19088304
MIRT051080 hsa-miR-16-5p CLASH 23622248
MIRT049861 hsa-miR-31-5p CLASH 23622248
MIRT711962 hsa-miR-1178-5p HITS-CLIP 19536157
MIRT711961 hsa-miR-18a-3p HITS-CLIP 19536157
Transcription factors Transcription factors information provided by TRRUST V2 database.
3
Transcription factor Regulation Reference
GFI1 Repression 15947108;17207994
NFKB1 Unknown 19928584
RELA Unknown 19928584
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
52 Show/Hide all (52)
GO ID Ontology Definition Evidence Reference
GO:0004497 Function Monooxygenase activity IEA
GO:0004498 Function Calcidiol 1-monooxygenase activity IBA
GO:0004498 Function Calcidiol 1-monooxygenase activity IDA 9415400, 15795327, 16549446, 17023519, 22862690
GO:0004498 Function Calcidiol 1-monooxygenase activity IEA
GO:0004498 Function Calcidiol 1-monooxygenase activity TAS
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
609506 2606 ENSG00000111012
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
O15528
Protein name 25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial (EC 1.14.15.18) (25-OHD-1 alpha-hydroxylase) (25-hydroxyvitamin D(3) 1-alpha-hydroxylase) (VD3 1A hydroxylase) (Calcidiol 1-monooxygenase) (Cytochrome P450 subfamily XXVIIB polypeptide 1) (Cytochrome
Protein function A cytochrome P450 monooxygenase involved in vitamin D metabolism and in calcium and phosphorus homeostasis. Catalyzes the rate-limiting step in the activation of vitamin D in the kidney, namely the hydroxylation of 25-hydroxyvitamin D3/calcidiol
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00067 p450 41 → 505 Cytochrome P450 Domain
Tissue specificity TISSUE SPECIFICITY: Kidney. {ECO:0000269|PubMed:9428799, ECO:0000269|PubMed:9486994}.
Sequence
Sequence length 508
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
KEGG Pathway Reactome Pathway
Steroid biosynthesis Vitamin D (calciferol) metabolism
Metabolic pathways Vitamins
Parathyroid hormone synthesis, secretion and action Defective CYP27B1 causes Rickets vitamin D-dependent 1A (VDDR1A)
Tuberculosis  
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
19
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
CYP27B1-related disorder Pathogenic; Likely pathogenic rs387906260, rs759208930, rs780950819 RCV004755698
RCV003417870
RCV004755835
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Hepatocellular carcinoma Pathogenic rs761780097 RCV005887196
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Multiple sclerosis, susceptibility to Pathogenic; Likely pathogenic rs568165874, rs767480544 RCV003987480
RCV004761850
★★★★★
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Vitamin D-dependent rickets, type 1 Likely pathogenic; Pathogenic rs2140397587, rs2140397019, rs2140396410, rs28934604, rs118204009, rs780950819, rs1057520815, rs555068245, rs767480544 RCV001843328
RCV001843329
RCV001843330
RCV000001725
RCV000001736
View all (4 more)
★★★★★
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Vitamin D-dependent rickets, type 1A Likely pathogenic; Pathogenic rs1955335874, rs1222556174, rs1450111961, rs2140397164, rs2140397262, rs118204010, rs2140396112, rs2140397587, rs2140396224, rs376304260, rs28934604, rs28934605, rs28934606, rs387906258, rs387906259
View all (21 more)
RCV005624652
RCV005005229
RCV005635128
RCV001614475
RCV001780604
View all (34 more)
★★★★★
★★★★★
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.
Show/Hide Unknown Diseases (14)
Phenotype Name Clinical Significance Source Reference Evidence Score
AUTISM SPECTRUM DISORDER — CTD 35663546
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTISM SPECTRUM DISORDERS — Disgenet —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
DESBUQUOIS SYNDROME — CTD —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
DIABETES MELLITUS, INSULIN-DEPENDENT — Disgenet —
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
HYPERCALCEMIA — CTD, Disgenet
CTD, Disgenet
20427501
★★★★★
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Show/Hide Text Mining Associations (198)
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Addison Disease Addison`s Disease BEFREE 15296474
★★★★★
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma Adenocarcinoma BEFREE 17257827, 30028992
★★★★★
★☆☆☆☆
Found in Text Mining only
Adult Rickets Rickets HPO_DG
★★★★★
★☆☆☆☆
Found in Text Mining only
Alopecia Alopecia BEFREE 19444937, 19921089, 28403520
★★★★★
★☆☆☆☆
Found in Text Mining only
Anaplastic thyroid carcinoma Anaplastic thyroid cancer BEFREE 22511602
★★★★★
★☆☆☆☆
Found in Text Mining only
Androgenetic Alopecia Androgenetic Alopecia BEFREE 28403520
★★★★★
★☆☆☆☆
Found in Text Mining only
Arteriosclerosis Arteriosclerosis BEFREE 28178628
★★★★★
★☆☆☆☆
Found in Text Mining only
Arthritis Rheumatoid Rheumatoid arthritis Pubtator 34925313 Associate
★★★★★
★☆☆☆☆
Found in Text Mining only
Arthritis, Psoriatic Psoriatic Arthritis BEFREE 31744213
★★★★★
★☆☆☆☆
Found in Text Mining only
Asthma Asthma BEFREE 25845986, 27026514, 28590769, 28978148
★★★★★
★☆☆☆☆
Found in Text Mining only