Article
A distal tyrosine residue is required for ligand discrimination in DevS from Mycobacterium tuberculosis.
Biochemistry - 25 Nov 2008
Yukl Erik T, Ioanoviciu Alexandra, Nakano Michiko M, de Montellano Paul R Ortiz, Moënne-Loccoz Pierre
Abstract excerpt
DevS is a heme-based sensor kinase required for sensing environmental conditions leading to nonreplicating persistence in Mycobacterium tuberculosis. Kinase activity is observed when the heme is a ferrous five-coordinate high-spin or six-coordinate low-spin CO or NO complex but is strongly inhibited in the oxy complex. Discrimination between these exogenous ligands has been proposed to depend on a specific...
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