Article
The suppression of galactose metabolism in procylic form Trypanosoma brucei causes cessation of cell growth and alters procyclin glycoprotein structure and copy number.
The Journal of biological chemistry - 20 May 2005
Roper Janine R, Güther M Lucia S, Macrae James I, Prescott Alan R, Hallyburton Irene, Acosta-Serrano Alvaro, Ferguson Michael A J
Abstract excerpt
Galactose metabolism is essential in bloodstream form Trypanosoma brucei and is initiated by the enzyme UDP-Glc 4'-epimerase. Here, we show that the parasite epimerase is a homodimer that can interconvert UDP-Glc and UDP-Gal but not UDP-GlcNAc and UDP-GalNAc. The epimerase was localized to the glycosomes by immunofluorescence microscopy and subcellular fractionation, suggesting a novel compartmentalization of...
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