NameSterol 26-hydroxylase, mitochondrial
Synonyms
  • 1.14.13.15
  • 5-beta-cholestane-3-alpha,7-alpha,12-alpha-triol 27-hydroxylase
  • CYP27
  • Cytochrome P-450C27/25
  • Cytochrome P450 27
  • Sterol 27-hydroxylase
  • Vitamin D(3) 25-hydroxylase
Gene NameCYP27A1
OrganismHuman
Amino acid sequence
>lcl|BSEQ0018971|Sterol 26-hydroxylase, mitochondrial
MAALGCARLRWALRGAGRGLCPHGARAKAAIPAALPSDKATGAPGAGPGVRRRQRSLEEI
PRLGQLRFFFQLFVQGYALQLHQLQVLYKAKYGPMWMSYLGPQMHVNLASAPLLEQVMRQ
EGKYPVRNDMELWKEHRDQHDLTYGPFTTEGHHWYQLRQALNQRLLKPAEAALYTDAFNE
VIDDFMTRLDQLRAESASGNQVSDMAQLFYYFALEAICYILFEKRIGCLQRSIPEDTVTF
VRSIGLMFQNSLYATFLPKWTRPVLPFWKRYLDGWNAIFSFGKKLIDEKLEDMEAQLQAA
GPDGIQVSGYLHFLLASGQLSPREAMGSLPELLMAGVDTTSNTLTWALYHLSKDPEIQEA
LHEEVVGVVPAGQVPQHKDFAHMPLLKAVLKETLRLYPVVPTNSRIIEKEIEVDGFLFPK
NTQFVFCHYVVSRDPTAFSEPESFQPHRWLRNSQPATPRIQHPFGSVPFGYGVRACLGRR
IAELEMQLLLARLIQKYKVVLAPETGELKSVARIVLVPNKKVGLQFLQRQC
Number of residues531
Molecular Weight60234.28
Theoretical pI9.16
GO Classification
Functions
  • steroid hydroxylase activity
  • vitamin D3 25-hydroxylase activity
  • cholestanetriol 26-monooxygenase activity
  • cholesterol 26-hydroxylase activity
  • iron ion binding
  • heme binding
Processes
  • small molecule metabolic process
  • cholesterol metabolic process
  • xenobiotic metabolic process
  • sterol metabolic process
  • bile acid biosynthetic process
  • bile acid metabolic process
Components
  • mitochondrial inner membrane
  • mitochondrial matrix
General FunctionVitamin d3 25-hydroxylase activity
Specific FunctionCatalyzes the first step in the oxidation of the side chain of sterol intermediates; the 27-hydroxylation of 5-beta-cholestane-3-alpha,7-alpha,12-alpha-triol. Has also a vitamin D3-25-hydroxylase activity.
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID181292
UniProtKB IDQ02318
UniProtKB Entry NameCP27A_HUMAN
Cellular LocationMitochondrion membrane
Gene sequence
>lcl|BSEQ0018972|Sterol 26-hydroxylase, mitochondrial (CYP27A1)
ATGGCTGCGCTGGGCTGCGCGAGGCTGAGGTGGGCGCTGCGAGGGGCCGGCCGTGGCCTC
TGCCCCCACGGGGCCAGAGCCAAGGCCGCGATCCCTGCCGCCCTCCCCTCGGACAAGGCC
ACCGGAGCTCCCGGAGCCGGGCCTGGTGTCCGGCGGCGGCAACGGAGCTTAGAGGAGATT
CCACGTCTAGGACAGCTGCGCTTCTTCTTTCAGCTGTTCGTTCAAGGCTATGCCCTGCAA
CTGCACCAGTTACAGGTGCTTTACAAGGCCAAGTACGGTCCAATGTGGATGTCCTACTTA
GGGCCTCAGATGCACGTGAACCTGGCCAGTGCCCCGCTCTTGGAGCAAGTGATGCGGCAA
GAGGGCAAGTACCCAGTACGGAACGACATGGAGCTATGGAAGGAGCACCGGGACCAGCAC
GACCTGACCTATGGGCCGTTCACCACGGAAGGACACCACTGGTACCAGCTGCGCCAGGCT
CTGAACCAGCGGTTGCTGAAGCCAGCGGAAGCAGCGCTCTATACGGATGCTTTCAATGAG
GTGATTGATGACTTTATGACTCGACTGGACCAGCTGCGGGCAGAGAGTGCTTCGGGGAAC
CAGGTGTCGGACATGGCTCAACTCTTCTACTACTTTGCCTTGGAAGCTATTTGCTACATC
CTGTTCGAGAAACGCATTGGCTGCCTGCAGCGATCCATCCCCGAGGACACCGTGACCTTC
GTCAGATCCATCGGGTTAATGTTCCAGAACTCACTCTATGCCACCTTCCTCCCCAAGTGG
ACTCGCCCCGTGCTGCCTTTCTGGAAGCGATACCTGGATGGTTGGAATGCCATCTTTTCC
TTTGGGAAGAAGCTGATTGATGAGAAGCTCGAAGATATGGAGGCCCAACTGCAGGCAGCA
GGGCCAGATGGCATCCAGGTGTCTGGCTACCTGCACTTCTTACTGGCCAGTGGACAGCTC
AGTCCTCGGGAGGCCATGGGCAGCCTGCCTGAGCTGCTCATGGCTGGAGTGGACACGACA
TCCAACACGCTGACATGGGCCCTGTACCACCTCTCAAAGGACCCTGAGATCCAGGAGGCC
TTGCACGAGGAAGTGGTGGGTGTGGTGCCAGCCGGGCAAGTGCCCCAGCACAAGGACTTT
GCCCACATGCCGTTGCTCAAAGCTGTGCTTAAGGAGACTCTGCGTCTCTACCCTGTGGTC
CCCACAAACTCCCGGATCATAGAAAAGGAAATTGAAGTTGATGGCTTCCTCTTCCCCAAG
AACACCCAGTTTGTGTTCTGCCACTATGTGGTGTCCCGGGACCCCACTGCCTTCTCTGAG
CCTGAAAGCTTCCAGCCCCACCGCTGGCTGAGAAACAGCCAGCCTGCTACCCCCAGGATC
CAGCACCCATTTGGCTCTGTGCCCTTTGGCTATGGGGTCCGGGCCTGCCTGGGCCGCAGG
ATTGCAGAGCTGGAGATGCAGCTACTCCTCGCAAGGCTGATCCAGAAGTACAAGGTGGTC
CTGGCCCCGGAGACGGGGGAGTTGAAGAGTGTGGCCCGCATTGTCCTGGTTCCCAATAAG
AAAGTGGGCCTGCAGTTCCTGCAGAGACAGTGCTGA
GenBank Gene IDM62401
GeneCard IDNot Available
GenAtlas IDCYP27A1
HGNC IDHGNC:2605
Chromosome Location2
Locus2q33-qter
References
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