KEGG   ENZYME: 2.3.1.56Help
Entry
EC 2.3.1.56                 Enzyme                                 

Name
aromatic-hydroxylamine O-acetyltransferase;
aromatic hydroxylamine acetyltransferase;
arylhydroxamate acyltransferase;
arylhydroxamate N,O-acetyltransferase;
arylhydroxamic acid N,O-acetyltransferase;
arylhydroxamic acyltransferase;
N,O-acetyltransferase;
N-hydroxy-2-acetylaminofluorene N-O acyltransferase
Class
Transferases;
Acyltransferases;
Transferring groups other than aminoacyl groups
BRITE hierarchy
Sysname
N-hydroxy-4-acetylaminobiphenyl:N-hydroxy-4-aminobiphenyl O-acetyltransferase
Reaction(IUBMB)
N-hydroxy-4-acetylaminobiphenyl + N-hydroxy-4-aminobiphenyl = N-hydroxy-4-aminobiphenyl + N-acetoxy-4-aminobiphenyl [RN:R04271]
Reaction(KEGG)
Substrate
N-hydroxy-4-acetylaminobiphenyl [CPD:C04081];
N-hydroxy-4-aminobiphenyl [CPD:C03622]
Product
N-hydroxy-4-aminobiphenyl [CPD:C03622];
N-acetoxy-4-aminobiphenyl [CPD:C03621]
Comment
Transfers the N-acetyl group of some aromatic acethydroxamates to the O-position of some aromatic hydroxylamines.
History
EC 2.3.1.56 created 1976
Reference
1  [PMID:4699998]
  Authors
Bartsch H, Dworkin C, Miller EC, Miller JA.
  Title
Formation of electrophilic N-acetoxyarylamines in cytosoles from rat mammary gland and other tissues by transacetylation from the carcinogen N-hydroxy-4-acetylaminobiphenyl.
  Journal
Biochim. Biophys. Acta. 304 (1973) 42-55.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
52660-15-8

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