Cytochrome P450 4A11

NameCytochrome P450 4A11
Synonyms
  • 20-HETE synthase
  • 20-hydroxyeicosatetraenoic acid synthase
  • CYP4A2
  • CYP4AII
  • CYPIVA11
  • Cytochrome P-450HK-omega
  • Cytochrome P450HL-omega
  • Fatty acid omega-hydroxylase
  • Lauric acid omega-hydroxylase
  • Long-chain fatty acid omega-monooxygenase
Gene NameCYP4A11
OrganismHuman
Amino acid sequence
>lcl|BSEQ0000839|Cytochrome P450 4A11
MSVSVLSPSRLLGDVSGILQAASLLILLLLLIKAVQLYLHRQWLLKALQQFPCPPSHWLF
GHIQELQQDQELQRIQKWVETFPSACPHWLWGGKVRVQLYDPDYMKVILGRSDPKSHGSY
RFLAPWIGYGLLLLNGQTWFQHRRMLTPAFHYDILKPYVGLMADSVRVMLDKWEELLGQD
SPLEVFQHVSLMTLDTIMKCAFSHQGSIQVDRNSQSYIQAISDLNNLVFSRVRNAFHQND
TIYSLTSAGRWTHRACQLAHQHTDQVIQLRKAQLQKEGELEKIKRKRHLDFLDILLLAKM
ENGSILSDKDLRAEVDTFMFEGHDTTASGISWILYALATHPKHQERCREEIHSLLGDGAS
ITWNHLDQMPYTTMCIKEALRLYPPVPGIGRELSTPVTFPDGRSLPKGIMVLLSIYGLHH
NPKVWPNPEVFDPFRFAPGSAQHSHAFLPFSGGSRNCIGKQFAMNELKVATALTLLRFEL
LPDPTRIPIPIARLVLKSKNGIHLRLRRLPNPCEDKDQL
Number of residues519
Molecular Weight59347.31
Theoretical pI8.99
GO Classification
Functions
  • iron ion binding
  • heme binding
  • arachidonic acid epoxygenase activity
  • alkane 1-monooxygenase activity
  • leukotriene-B4 20-monooxygenase activity
Processes
  • epoxygenase P450 pathway
  • long-chain fatty acid metabolic process
  • omega-hydroxylase P450 pathway
  • small molecule metabolic process
  • leukotriene B4 catabolic process
  • positive regulation of icosanoid secretion
  • oxidation-reduction process
  • pressure natriuresis
  • cellular lipid metabolic process
  • xenobiotic metabolic process
  • sodium ion homeostasis
  • arachidonic acid metabolic process
  • leukotriene metabolic process
  • renal water homeostasis
  • fatty acid metabolic process
Components
  • cytoplasm
  • endoplasmic reticulum membrane
  • extracellular exosome
  • intracellular membrane-bounded organelle
  • apical plasma membrane
General FunctionLeukotriene-b4 20-monooxygenase activity
Specific FunctionCatalyzes the omega- and (omega-1)-hydroxylation of various fatty acids such as laurate, myristate and palmitate. Has little activity toward prostaglandins A1 and E1. Oxidizes arachidonic acid to 20-hydroxyeicosatetraenoic acid (20-HETE).
Pfam Domain Function
Transmembrane RegionsNot Available
GenBank Protein ID181397
UniProtKB IDQ02928
UniProtKB Entry NameCP4AB_HUMAN
Cellular LocationEndoplasmic reticulum membrane
Gene sequence
>lcl|BSEQ0020457|Cytochrome P450 4A11 (CYP4A11)
ATGAGTGTCTCTGTGCTGAGCCCCAGCAGACTCCTGGGTGATGTCTCTGGAATCCTCCAA
GCGGCCTCCCTGCTCATTCTGCTTCTGCTGCTGATCAAGGCAGTTCAGCTCTACCTGCAC
AGGCAGTGGCTGCTCAAAGCCCTCCAGCAGTTCCCGTGCCCTCCCTCCCACTGGCTCTTC
GGGCACATCCAGGAGCTCCAACAGGACCAGGAGCTACAACGGATTCAGAAATGGGTGGAG
ACATTCCCAAGTGCCTGTCCTCATTGGCTATGGGGAGGCAAAGTTCGTGTCCAGCTCTAT
GACCCTGACTATATGAAGGTGATTCTGGGGAGATCAGACCCGAAATCCCATGGTTCCTAC
AGATTCCTGGCTCCATGGATTGGGTACGGCTTGCTCCTGTTGAATGGGCAGACATGGTTC
CAGCATCGACGGATGCTGACCCCAGCCTTCCACTATGACATCCTGAAGCCCTATGTGGGG
CTCATGGCAGACTCTGTACGAGTGATGCTGGACAAATGGGAAGAGCTCCTTGGCCAGGAT
TCCCCTCTGGAGGTCTTTCAGCACGTCTCCTTGATGACCCTGGACACCATCATGAAGTGT
GCCTTCAGCCATCAGGGCAGCATCCAGGTGGACAGGAATTCTCAGTCCTACATACAGGCC
ATTAGTGACCTGAACAACCTGGTTTTTTCCCGTGTGAGGAATGCCTTTCACCAGAATGAC
ACCATCTACAGCCTGACCTCTGCTGGCCGCTGGACACACCGCGCCTGCCAGCTGGCCCAT
CAGCACACAGACCAAGTGATCCAACTGAGGAAGGCTCAACTACAGAAGGAGGGGGAGCTG
GAGAAGATCAAGAGGAAGAGGCATTTGGATTTTCTGGATATCCTCCTCTTGGCCAAAATG
GAGAATGGGAGCATCTTGTCAGACAAGGACCTCCGTGCTGAGGTGGACACGTTCATGTTT
GAGGGCCACGACACCACAGCCAGTGGGATCTCCTGGATCCTCTATGCTCTGGCCACACAC
CCCAAGCATCAGGAGAGGTGCCGGGAGGAGATCCACAGCCTCCTGGGTGATGGAGCCTCC
ATCACCTGGAACCACCTGGACCAGATGCCCTACACCACCATGTGCATTAAGGAGGCACTG
AGGCTCTACCCACCGGTGCCAGGCATTGGCAGAGAGCTCAGCACTCCCGTCACCTTCCCT
GATGGGCGCTCCTTGCCCAAAGGTATCATGGTCCTCCTCTCCATTTATGGCCTTCACCAC
AACCCAAAAGTGTGGCCCAACCCAGAGGTGTTTGACCCTTTCCGTTTTGCACCGGGTTCT
GCTCAACACAGCCACGCTTTCCTGCCCTTCTCAGGAGGATCAAGGAACTGCATCGGGAAA
CAATTTGCCATGAACGAGCTGAAGGTGGCCACGGCCCTGACCCTGCTCCGCTTTGAGCTG
CTGCCTGATCCCACCAGGATCCCCATCCCCATTGCACGACTTGTGTTGAAATCCAAAAAT
GGAATCCACCTGCGTCTCAGGAGGCTCCCTAACCCTTGTGAAGACAAGGACCAGCTTTGA
GenBank Gene IDL04751
GeneCard IDNot Available
GenAtlas IDCYP4A11
HGNC IDHGNC:2642
Chromosome Location1
Locus1p33
References
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  2. Kawashima H, Kusunose E, Kikuta Y, Kinoshita H, Tanaka S, Yamamoto S, Kishimoto T, Kusunose M: Purification and cDNA cloning of human liver CYP4A fatty acid omega-hydroxylase. J Biochem. 1994 Jul;116(1):74-80. 7798189
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