Liver carboxylesterase 1


NameLiver carboxylesterase 1
SynonymsACAT Acyl-coenzyme A:cholesterol acyltransferase Brain carboxylesterase hBr1 Carboxylesterase 1 CE-1 CES2 Cocaine carboxylesterase Egasyn hCE-1 HMSE Methylumbelliferyl-acetate deacetylase 1 Monocyte/macrophage serine esterase REH Retinyl ester hydrolase Serine esterase 1 SES1 TGH Triacylglycerol hydrolase
Gene NameCES1
OrganismHuman
Amino acid sequence
>lcl|BSEQ0005305|Liver carboxylesterase 1
MWLRAFILATLSASAAWGHPSSPPVVDTVHGKVLGKFVSLEGFAQPVAIFLGIPFAKPPL
GPLRFTPPQPAEPWSFVKNATSYPPMCTQDPKAGQLLSELFTNRKENIPLKLSEDCLYLN
IYTPADLTKKNRLPVMVWIHGGGLMVGAASTYDGLALAAHENVVVVTIQYRLGIWGFFST
GDEHSRGNWGHLDQVAALRWVQDNIASFGGNPGSVTIFGESAGGESVSVLVLSPLAKNLF
HRAISESGVALTSVLVKKGDVKPLAEQIAITAGCKTTTSAVMVHCLRQKTEEELLETTLK
MKFLSLDLQGDPRESQPLLGTVIDGMLLLKTPEELQAERNFHTVPYMVGINKQEFGWLIP
MQLMSYPLSEGQLDQKTAMSLLWKSYPLVCIAKELIPEATEKYLGGTDDTVKKKDLFLDL
IADVMFGVPSVIVARNHRDAGAPTYMYEFQYRPSFSSDMKPKTVIGDHGDELFSVFGAPF
LKEGASEEEIRLSKMVMKFWANFARNGNPNGEGLPHWPEYNQKEGYLQIGANTQAAQKLK
DKEVAFWTNLFAKKAVEKPPQTEHIEL
Number of residues567
Molecular Weight62520.62
Theoretical pI6.58
GO Classification
Functions
    triglyceride lipase activity
    sterol esterase activity
    carboxylic ester hydrolase activity
    methylumbelliferyl-acetate deacetylase activity
Processes
    xenobiotic metabolic process
    lipid catabolic process
    epithelial cell differentiation
    metabolic process
    small molecule metabolic process
    response to toxic substance
Components
    extracellular space
    endoplasmic reticulum lumen
General FunctionTriglyceride lipase activity
Specific FunctionInvolved in the detoxification of xenobiotics and in the activation of ester and amide prodrugs. Hydrolyzes aromatic and aliphatic esters, but has no catalytic activity toward amides or a fatty acyl-CoA ester. Hydrolyzes the methyl ester group of cocaine to form benzoylecgonine. Catalyzes the transesterification of cocaine to form cocaethylene. Displays fatty acid ethyl ester synthase activity, catalyzing the ethyl esterification of oleic acid to ethyloleate.
Transmembrane Regions
GenBank Protein ID
UniProtKB IDP23141
UniProtKB Entry NameEST1_HUMAN
Cellular LocationEndoplasmic reticulum lumen
Gene sequence
>lcl|BSEQ0021334|Liver carboxylesterase 1 (CES1)
ATGTGGCTCCGTGCCTTTATCCTGGCCACTCTCTCTGCTTCCGCGGCTTGGGGGCATCCG
TCCTCGCCACCTGTGGTGGACACCGTGCATGGCAAAGTGCTGGGGAAGTTCGTCAGCTTA
GAAGGATTTGCACAGCCTGTGGCCATTTTCCTGGGAATCCCTTTTGCCAAGCCGCCTCTT
GGACCCCTGAGGTTTACTCCACCGCAGCCTGCAGAACCATGGAGCTTTGTGAAGAATGCC
ACCTCGTACCCTCCTATGTGCACCCAAGATCCCAAGGCGGGGCAGTTACTCTCAGAGCTA
TTTACAAACCGAAAGGAGAACATTCCTCTCAAGCTTTCTGAAGACTGTCTTTACCTCAAT
ATTTACACTCCTGCTGACTTGACCAAGAAAAACAGGCTGCCGGTGATGGTGTGGATCCAC
GGAGGGGGGCTGATGGTGGGTGCGGCATCAACCTATGATGGGCTGGCCCTTGCTGCCCAT
GAAAACGTGGTGGTGGTGACCATTCAATATCGCCTGGGCATCTGGGGATTCTTCAGCACA
GGGGATGAACACAGCCGGGGGAACTGGGGTCACCTGGACCAGGTGGCTGCCCTGCGCTGG
GTCCAGGACAACATTGCCAGCTTTGGAGGGAACCCAGGCTCTGTGACCATCTTTGGAGAG
TCAGCGGGAGGAGAAAGTGTCTCTGTTCTTGTTTTGTCTCCATTGGCCAAGAACCTCTTC
CACCGGGCCATTTCTGAGAGTGGCGTGGCCCTCACTTCTGTTCTGGTGAAGAAAGGTGAT
GTCAAGCCCTTGGCTGAGCAAATTGCTATCACTGCTGGGTGCAAAACCACCACCTCTGCT
GTCATGGTTCACTGCCTGCGACAGAAGACGGAAGAGGAGCTCTTGGAGACGACATTGAAA
ATGAAATTCTTATCTCTGGACTTACAGGGAGACCCCAGAGAGAGTCAACCCCTTCTGGGC
ACTGTGATTGATGGGATGCTGCTGCTGAAAACACCTGAAGAGCTTCAAGCTGAAAGGAAT
TTCCACACTGTCCCCTACATGGTCGGAATTAACAAGCAGGAGTTTGGCTGGTTGATTCCA
ATGCAGTTGATGAGCTATCCACTCTCCGAAGGGCAACTGGACCAGAAGACAGCCATGTCA
CTCCTGTGGAAGTCCTATCCCCTTGTTTGCATTGCTAAGGAACTGATTCCAGAAGCCACT
GAGAAATACTTAGGAGGAACAGACGACACTGTCAAAAAGAAAGACCTGTTCCTGGACTTG
ATAGCAGATGTGATGTTTGGTGTCCCATCTGTGATTGTGGCCCGGAACCACAGAGATGCT
GGAGCACCCACCTACATGTATGAGTTTCAGTACCGTCCAAGCTTCTCATCAGACATGAAA
CCCAAGACGGTGATAGGAGACCACGGGGATGAGCTCTTCTCCGTCTTTGGGGCCCCATTT
TTAAAAGAGGGTGCCTCAGAAGAGGAGATCAGACTTAGCAAGATGGTGATGAAATTCTGG
GCCAACTTTGCTCGCAATGGAAACCCCAATGGGGAAGGGCTGCCCCACTGGCCAGAGTAC
AACCAGAAGGAAGGGTATCTGCAGATTGGTGCCAACACCCAGGCGGCCCAGAAGCTGAAG
GACAAAGAAGTAGCTTTCTGGACCAACCTCTTTGCCAAGAAGGCAGTGGAGAAGCCACCC
CAGACAGAACACATAGAGCTGTGA
GenBank Gene IDM73499
GeneCard IDNone
GenAtlas IDCES1
HGNC IDHGNC:1863
Chromosome Location16
Locus16q13-q22.1
References
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FRCD ID Name Exact Mass Structure



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182.222



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