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Showing Protein 25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial (HMDBP01042)

IdentificationBiological propertiesGene propertiesProtein propertiesExternal linksReferencesXMLShow 13 metabolites
Identification
HMDB Protein ID HMDBP01042
Secondary Accession Numbers
  • 6331
  • HMDBP05902
Name 25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial
Synonyms
  1. 25-OHD-1 alpha-hydroxylase
  2. 25-hydroxyvitamin D(3) 1-alpha-hydroxylase
  3. Calcidiol 1-monooxygenase
  4. Cytochrome P450 subfamily XXVIIB polypeptide 1
  5. Cytochrome P450C1 alpha
  6. Cytochrome P450VD1-alpha
  7. Cytochrome p450 27B1
  8. VD3 1A hydroxylase
Gene Name CYP27B1
Protein Type Unknown
Biological Properties
General Function Involved in monooxygenase activity
Specific Function Catalyzes the conversion of 25-hydroxyvitamin D3 (25(OH)D) to 1-alpha,25-dihydroxyvitamin D3 (1,25(OH)2D) plays an important role in normal bone growth, calcium metabolism, and tissue differentiation.
Pathways
  • cholecalciferol biosynthesis
  • Steroid biosynthesis
  • Tuberculosis
Reactions
Calcidiol + NADPH + Oxygen → Calcitriol + NADP + Water details
Calcidiol + Oxygen + NADPH + Hydrogen Ion → Calcitriol + NADP + Water details
GO Classification
Biological Process
response to lipopolysaccharide
vitamin D catabolic process
bone mineralization
calcium ion homeostasis
calcium ion transport
decidualization
G1 to G0 transition
negative regulation of calcidiol 1-monooxygenase activity
positive regulation of keratinocyte differentiation
positive regulation of vitamin D 24-hydroxylase activity
positive regulation of vitamin D receptor signaling pathway
xenobiotic metabolic process
regulation of bone mineralization
response to interferon-gamma
response to tumor necrosis factor
response to vitamin D
vitamin D biosynthetic process
negative regulation of cell growth
negative regulation of cell proliferation
response to estrogen stimulus
Cellular Component
mitochondrial outer membrane
Function
ion binding
cation binding
metal ion binding
binding
catalytic activity
transition metal ion binding
electron carrier activity
iron ion binding
monooxygenase activity
heme binding
oxidoreductase activity
Molecular Function
electron carrier activity
iron ion binding
calcidiol 1-monooxygenase activity
heme binding
Process
metabolic process
oxidation reduction
Cellular Location
  1. Mitochondrion membrane
Gene Properties
Chromosome Location 12
Locus 12q13.1-q13.3
SNPs CYP27B1
Gene Sequence 
>1527 bp
ATGACCCAGACCCTCAAGTACGCCTCCAGAGTGTTCCATCGCGTCCGCTGGGCGCCCGAG
TTGGGCGCCTCCCTAGGCTACCGAGAGTACCACTCAGCACGCCGGAGCTTGGCAGACATC
CCAGGCCCCTCTACGCCCAGCTTTCTGGCCGAACTTTTCTGCAAGGGGGGGCTGTCGAGG
CTACACGAGCTGCAGGTGCAGGGCGCCGCGCACTTCGGGCCGGTGTGGCTAGCCAGCTTT
GGGACAGTGCGCACCGTGTACGTGGCTGCCCCTGCACTCGTCGAGGAGCTGCTGCGACAG
GAGGGACCCCGGCCCGAGCGCTGCAGCTTCTCGCCCTGGACGGAGCACCGCCGCTGCCGC
CAGCGGGCTTGCGGACTGCTCACTGCGGAAGGCGAAGAATGGCAAAGGCTCCGCAGTCTC
CTGGCCCCGCTCCTCCTCCGGCCTCAAGCGGCCGCCCGCTACGCCGGAACCCTGAACAAC
GTAGTCTGCGACCTTGTGCGGCGTCTGAGGCGCCAGCGGGGACGTGGCACGGGGCCGCCC
GCCCTGGTTCGGGACGTGGCGGGGGAATTTTACAAGTTCGGACTGGAAGGCATCGCCGCG
GTTCTGCTCGGCTCGCGCTTGGGCTGCCTGGAGGCTCAAGTGCCACCCGACACGGAGACC
TTCATCCGCGCTGTGGGCTCGGTGTTTGTGTCCACGCTGTTGACCATGGCGATGCCCCAC
TGGCTGCGCCACCTTGTGCCTGGGCCCTGGGGCCGCCTCTGCCGAGACTGGGACCAGATG
TTTGCATTTGCTCAGAGGCACGTGGAGCGGCGAGAGGCAGAGGCAGCCATGAGGAACGGA
GGACAGCCCGAGAAGGACCTGGAGTCTGGGGCGCACCTGACCCACTTCCTGTTCCGGGAA
GAGTTGCCTGCCCAGTCCATCCTGGGAAATGTGACAGAGTTGCTATTGGCGGGAGTGGAC
ACGGTGTCCAACACGCTCTCTTGGGCTCTGTATGAGCTCTCCCGGCACCCCGAAGTCCAG
ACAGCACTCCACTCAGAGATCACAGCTGCCCTGAGCCCTGGCTCCAGTGCCTACCCCTCA
GCCACTGTTCTGTCCCAGCTGCCCCTGCTGAAGGCGGTGGTCAAGGAAGTGCTAAGACTG
TACCCTGTGGTACCTGGAAATTCTCGTGTCCCAGACAAAGACATTCATGTGGGTGACTAT
ATTATCCCCAAAAATACGCTGGTCACTCTGTGTCACTATGCCACTTCAAGGGACCCTGCC
CAGTTCCCAGAGCCAAATTCTTTTCGTCCAGCTCGCTGGCTGGGGGAGGGTCCCACCCCC
CACCCATTTGCATCTCTTCCCTTTGGCTTTGGCAAGCGCAGCTGTATGGGGAGACGCCTG
GCAGAGCTTGAATTGCAAATGGCTTTGGCCCAGATCCTAACACATTTTGAGGTGCAGCCT
GAGCCAGGTGCGGCCCCAGTTAGACCCAAGACCCGGACTGTCCTGGTACCTGAAAGGAGC
ATCAACCTACAGTTTTTGGACAGATAG
Protein Properties
Number of Residues 508
Molecular Weight 56503.475
Theoretical pI 9.159
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence 
>25-hydroxyvitamin D-1 alpha hydroxylase, mitochondrial
MTQTLKYASRVFHRVRWAPELGASLGYREYHSARRSLADIPGPSTPSFLAELFCKGGLSR
LHELQVQGAAHFGPVWLASFGTVRTVYVAAPALVEELLRQEGPRPERCSFSPWTEHRRCR
QRACGLLTAEGEEWQRLRSLLAPLLLRPQAAARYAGTLNNVVCDLVRRLRRQRGRGTGPP
ALVRDVAGEFYKFGLEGIAAVLLGSRLGCLEAQVPPDTETFIRAVGSVFVSTLLTMAMPH
WLRHLVPGPWGRLCRDWDQMFAFAQRHVERREAEAAMRNGGQPEKDLESGAHLTHFLFRE
ELPAQSILGNVTELLLAGVDTVSNTLSWALYELSRHPEVQTALHSEITAALSPGSSAYPS
ATVLSQLPLLKAVVKEVLRLYPVVPGNSRVPDKDIHVGDYIIPKNTLVTLCHYATSRDPA
QFPEPNSFRPARWLGEGPTPHPFASLPFGFGKRSCMGRRLAELELQMALAQILTHFEVQP
EPGAAPVRPKTRTVLVPERSINLQFLDR
GenBank ID Protein Not Available
UniProtKB/Swiss-Prot ID O15528
UniProtKB/Swiss-Prot Entry Name CP27B_HUMAN
PDB IDs Not Available
GenBank Gene ID AB005038
GeneCard ID CYP27B1
GenAtlas ID CYP27B1
HGNC ID HGNC:2606
References
General References
  1. Fu GK, Portale AA, Miller WL: Complete structure of the human gene for the vitamin D 1alpha-hydroxylase, P450c1alpha. DNA Cell Biol. 1997 Dec;16(12):1499-507. [PubMed:9428799 ]
  2. Monkawa T, Yoshida T, Wakino S, Shinki T, Anazawa H, Deluca HF, Suda T, Hayashi M, Saruta T: Molecular cloning of cDNA and genomic DNA for human 25-hydroxyvitamin D3 1 alpha-hydroxylase. Biochem Biophys Res Commun. 1997 Oct 20;239(2):527-33. [PubMed:9344864 ]
  3. Fu GK, Lin D, Zhang MY, Bikle DD, Shackleton CH, Miller WL, Portale AA: Cloning of human 25-hydroxyvitamin D-1 alpha-hydroxylase and mutations causing vitamin D-dependent rickets type 1. Mol Endocrinol. 1997 Dec;11(13):1961-70. [PubMed:9415400 ]
  4. Kitanaka S, Takeyama K, Murayama A, Sato T, Okumura K, Nogami M, Hasegawa Y, Niimi H, Yanagisawa J, Tanaka T, Kato S: Inactivating mutations in the 25-hydroxyvitamin D3 1alpha-hydroxylase gene in patients with pseudovitamin D-deficiency rickets. N Engl J Med. 1998 Mar 5;338(10):653-61. [PubMed:9486994 ]
  5. Wang JT, Lin CJ, Burridge SM, Fu GK, Labuda M, Portale AA, Miller WL: Genetics of vitamin D 1alpha-hydroxylase deficiency in 17 families. Am J Hum Genet. 1998 Dec;63(6):1694-702. [PubMed:9837822 ]
  6. Smith SJ, Rucka AK, Berry JL, Davies M, Mylchreest S, Paterson CR, Heath DA, Tassabehji M, Read AP, Mee AP, Mawer EB: Novel mutations in the 1alpha-hydroxylase (P450c1) gene in three families with pseudovitamin D-deficiency rickets resulting in loss of functional enzyme activity in blood-derived macrophages. J Bone Miner Res. 1999 May;14(5):730-9. [PubMed:10320521 ]
  7. Kitanaka S, Murayama A, Sakaki T, Inouye K, Seino Y, Fukumoto S, Shima M, Yukizane S, Takayanagi M, Niimi H, Takeyama K, Kato S: No enzyme activity of 25-hydroxyvitamin D3 1alpha-hydroxylase gene product in pseudovitamin D deficiency rickets, including that with mild clinical manifestation. J Clin Endocrinol Metab. 1999 Nov;84(11):4111-7. [PubMed:10566658 ]
  8. Wang X, Zhang MY, Miller WL, Portale AA: Novel gene mutations in patients with 1alpha-hydroxylase deficiency that confer partial enzyme activity in vitro. J Clin Endocrinol Metab. 2002 Jun;87(6):2424-30. [PubMed:12050193 ]