New insights into apicoplast metabolism in blood-stage malaria parasites

R Elahi, ST Prigge - Current opinion in microbiology, 2023 - Elsevier
Highlights•Isoprenoid precursors and CoA are essential metabolites generated by
apicoplast-localized enzymes.•Isoprenoids play an essential role in apicoplast …

A toolbox for conditional control of gene expression in apicomplexan parasites

S Briquet, M Gissot, O Silvie - Molecular Microbiology, 2022 - Wiley Online Library
Apicomplexan parasites encompass diverse pathogens for humans and animals, including
the causative agents of malaria and toxoplasmosis, Plasmodium spp. and Toxoplasma …

Knock-sideways by inducible ER retrieval enables a unique approach for studying Plasmodium-secreted proteins

MA Fierro, T Hussain, LJ Campin… - Proceedings of the …, 2023 - National Acad Sciences
Malaria parasites uniquely depend on protein secretion for their obligate intracellular
lifestyle but approaches for dissecting Plasmodium-secreted protein functions are limited …

Dephospho‐CoA kinase, a nuclear‐encoded apicoplast protein, remains active and essential after Plasmodium falciparum apicoplast disruption

RP Swift, K Rajaram, HB Liu, ST Prigge - The EMBO journal, 2021 - embopress.org
Malaria parasites contain an essential organelle called the apicoplast that houses metabolic
pathways for fatty acid, heme, isoprenoid, and iron–sulfur cluster synthesis. Surprisingly …

Redesigned TetR-aptamer system to control gene expression in Plasmodium falciparum

K Rajaram, HB Liu, ST Prigge - MSphere, 2020 - Am Soc Microbiol
One of the most powerful approaches to understanding gene function involves turning
genes on and off at will and measuring the impact at the cellular or organismal level. This …

A mevalonate bypass system facilitates elucidation of plastid biology in malaria parasites

RP Swift, K Rajaram, HB Liu, A Dziedzic… - PLoS …, 2020 - journals.plos.org
Malaria parasites rely on a plastid organelle for survival during the blood stages of infection.
However, the entire organelle is dispensable as long as the isoprenoid precursor …

Metabolic changes accompanying the loss of fumarate hydratase and malate–quinone oxidoreductase in the asexual blood stage of Plasmodium falciparum

K Rajaram, SG Tewari, A Wallqvist, ST Prigge - Journal of Biological …, 2022 - ASBMB
In the glucose-rich milieu of red blood cells, asexually replicating malarial parasites mainly
rely on glycolysis for ATP production, with limited carbon flux through the mitochondrial …

The Plasmodium falciparum apicoplast cysteine desulfurase provides sulfur for both iron-sulfur cluster assembly and tRNA modification

RP Swift, R Elahi, K Rajaram, HB Liu, ST Prigge - Elife, 2023 - elifesciences.org
Iron-sulfur clusters (FeS) are ancient and ubiquitous protein cofactors that play fundamental
roles in many aspects of cell biology. These cofactors cannot be scavenged or trafficked …

Roles of ferredoxin-dependent proteins in the apicoplast of Plasmodium falciparum parasites

RP Swift, K Rajaram, R Elahi, HB Liu, ST Prigge - MBio, 2022 - Am Soc Microbiol
Ferredoxin (Fd) and ferredoxin-NADP+ reductase (FNR) form a redox system that is
hypothesized to play a central role in the maintenance and function of the apicoplast …

Some conditions apply: Systems for studying Plasmodium falciparum protein function

HM Kudyba, DW Cobb, J Vega-Rodríguez… - PLoS …, 2021 - journals.plos.org
Malaria, caused by infection with Plasmodium parasites, remains a significant global health
concern. For decades, genetic intractability and limited tools hindered our ability to study …