The Enzyme Database

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EC 2.3.1.56     
Accepted name: aromatic-hydroxylamine O-acetyltransferase
Reaction: N-hydroxy-4-acetylaminobiphenyl + N-hydroxy-4-aminobiphenyl = N-hydroxy-4-aminobiphenyl + N-acetoxy-4-aminobiphenyl
Other name(s): 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
Systematic name: N-hydroxy-4-acetylaminobiphenyl:N-hydroxy-4-aminobiphenyl O-acetyltransferase
Comments: Transfers the N-acetyl group of some aromatic acethydroxamates to the O-position of some aromatic hydroxylamines.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number: 52660-15-8
References:
1.  Bartsch, H., Dworkin, C., Miller, E.C. and Miller, J.A. Formation of electrophilic N-acetoxyarylamines in cytosoles from rat mammary gland and other tissues by transacetylation from the carcinogen N-hydroxy-4-acetylaminobiphenyl. Biochim. Biophys. Acta 304 (1973) 42–55. [PMID: 4699998]
[EC 2.3.1.56 created 1976]
 
 


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