Computer Simulations Reveal Proton Transfer Mechanisms in MmpL3 Transporter of Mycobacterium tuberculosis
By
Darrell E. Hurt
Summary
This article presents a computational study of proton transfer mechanisms in the MmpL3 transporter of Mycobacterium tuberculosis, the bacterium that causes tuberculosis (TB). TB remains one of the deadliest infectious diseases globally, with about a quarter of the world's population infected with latent TB. The emergence of multidrug-resistant TB has become a significant public health concern. MmpL3 is a mycobacterial membrane exporter that transports trehalose monomycolates (TMM) from the cytosol to the outer membrane, making it a potential drug target. The study uses computer simulations to investigate proton transfer mechanisms in this transporter, providing insights that could inform the development of new therapeutic strategies against TB.
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Key quotes
· 3 pulledGlobal deaths from tuberculosis (TB), caused by Mycobacterium tuberculosis (Mtb) far exceed those from HIV/AIDS or malaria, two of the deadliest diseases caused by infectious agents.
About a quarter of the world's population is infected with latent TB, a dormant state of the pathogen that poses a risk of developing and spreading the disease later in life.
The emergence of multidrug-resistant TB has become a significant public health concern.
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