Activation of the 2′- N -Acetyltransferase Gene [ aac ( 2′ )- Ia ] in Providencia stuartii by an Interaction of AarP with the Promoter Region
Author(s) -
David R. Macinga,
Michael R. Paradise,
M M Parojcic,
Philip N. Rather
Publication year - 1999
Publication title -
antimicrobial agents and chemotherapy
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.07
H-Index - 259
eISSN - 1070-6283
pISSN - 0066-4804
DOI - 10.1128/aac.43.7.1769
Subject(s) - providencia , acetyltransferase , gene , activator (genetics) , biology , genetics , chloramphenicol acetyltransferase , gene product , promoter , gene expression , escherichia coli , enterobacteriaceae , acetylation
Theaac (2′ )-Ia gene inProvidencia stuartii encodes a 2′-N -acetyltransferase capable of acetylating both peptidoglycan and certain aminoglycoside antibiotics. Regulation of theaac (2′ )-Ia gene is influenced in a positive manner by the product of theaarP gene, which encodes a small transcriptional activator of the AraC (XylS) family. In this study, we demonstrate the sequence requirements at theaac (2′ )-Ia promoter for AarP binding and activation.
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