Structure and Mechanism of ArnA: Conformational Change Implies Ordered Dehydrogenase Mechanism in Key Enzyme for Polymyxin Resistance
Gatzeva-Topalova, P.Z., May, A.P., Sousa, M.C.(2005) Structure 13: 929-942
- PubMed: 15939024 
- DOI: 10.1016/j.str.2005.03.018
- Primary Citation of Related Structures:  
1Z73, 1Z74, 1Z75, 1Z7B, 1Z7E - PubMed Abstract: 
The modification of lipid A with 4-amino-4-deoxy-L-arabinose (Ara4N) allows gram-negative bacteria to resist the antimicrobial activity of cationic antimicrobial peptides and antibiotics such as polymyxin. ArnA is the first enzyme specific to the lipid A-Ara4N pathway ...