# cytochrome P450 family 27 subfamily B member 1

> mammalian protein found in Homo sapiens

**Wikidata**: [Q1149122](https://www.wikidata.org/wiki/Q1149122)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/25-Hydroxyvitamin_D_1-alpha-hydroxylase)  
**Source**: https://4ort.xyz/entity/cytochrome-p450-family-27-subfamily-b-member-1


## References

1. UniProt
2. [InterPro Release 71.0](http://www.ebi.ac.uk/interpro/protein/O15528)
3. ENZYME
4. Q20641742
5. [GOA](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
6. [Evidence for auto/paracrine actions of vitamin D in bone: 1alpha-hydroxylase expression and activity in human bone cells](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
7. [Human mammary epithelial cells express CYP27B1 and are growth inhibited by 25-hydroxyvitamin D-3, the major circulating form of vitamin D-3](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
8. [Cloning of human 25-hydroxyvitamin D-1 alpha-hydroxylase and mutations causing vitamin D-dependent rickets type 1](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
9. [25-hydroxyvitamin D3-1alpha-hydroxylase is expressed in human vascular smooth muscle cells and is upregulated by parathyroid hormone and estrogenic compounds](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
10. [Distribution of the vitamin D receptor and 1 alpha-hydroxylase in human brain](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
11. [Cycling and early pregnant endometrium as a site of regulated expression of the vitamin D system](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
12. [The 25-Hydroxyvitamin D 1-Alpha-Hydroxylase Gene Maps to the Pseudovitamin D-Deficiency Rickets (PDDR) Disease Locus](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
13. [HIV-1 p17 and IFN-γ Both Induce Fructose 1,6-Bisposphatase](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
14. [Targeted disruption of the 25-hydroxyvitamin D3 1alpha-hydroxylase gene in ras-transformed keratinocytes demonstrates that locally produced 1alpha,25-dihydroxyvitamin D3 suppresses growth and induces differentiation in an autocrine fashion](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
15. [Regulation of 25-hydroxyvitamin D3-1 alpha-hydroxylase and production of 1 alpha,25-dihydroxyvitamin D3 by human dendritic cells](http://www.ebi.ac.uk/QuickGO/annotations?geneProductId=UniProtKB:O15528)
16. Ensembl Release 99
17. UMLS 2023