Examples of aminoglycoside N-acetyltransferases (AACs) and their substrates (compiled with the aid of the Comprehensive Antibiotic Resistance Database; CARD; https://card.mcmaster.ca)40.
Enzyme | Gene coding enzyme | Pathogenic bacterial expression | Aminoglycoside substrate | Ref. |
---|---|---|---|---|
AAC(1)-I | aac(1) | Campylobacter fetus, E. coli | Paromomycin | 97 |
Neomycin | ||||
AAC(3)-I | aac(3)-Ib | E. coli, Enterobacter cloacae, K. pneumoniae, P. aeruginosa | Gentamicin | 98 |
AAC(3)-II | aac(3)-II | A. baumannii, E. coli | Gentamicin | 99 |
Tobramycin | ||||
Kanamycin | ||||
AAC(3)-III | aac(3)-III | P. aeruginosa | Tobramycin | 100 |
Gentamicin | ||||
Kanamycin | ||||
Neomycin | ||||
AAC(3)-IV | aac(3)-IV | E. coli, Campylobacter jejuni | Netilmicin | 101 |
Dibekacin | ||||
Apramycin | ||||
AAC(3)-VI | aac(3)-VI | E. cloacae, Salmonella enterica | Apramycin | 102 |
AAC(2′)-I | aac(2′)-I | A. baumannii | Tobramycin | 103 |
Gentamicin | ||||
Neomycin | ||||
AAC(2′)-II | aac(2′)-II | Providencia stuartii | Gentamicin | 104 |
Tobramycin | ||||
Netilmicin | ||||
AAC(6′)-I | aac(6′)-I | P. aeruginosa | Tobramycin | 105 |
Amikacin | ||||
Kanamycin | ||||
AAC(6′)-II | aac(6′)-II | K. pneumoniae | Tobramycin | 106 |
Gentamicin | ||||
Kanamycin |