Biochemical and Structural Insights on the Poplar Tau Glutathione Transferase GSTU19 and 20 Paralogs Binding Flavonoids.

Glutathione transferases (GSTs) constitute a widespread superfamily of enzymes notably involved in xenobiotic detoxification and/or in specialized metabolism. genome (V4.1 assembly, Phytozome 13) consists of 74 genes coding for full-length GSTs and ten likely pseudogenes.

Structural Analysis of the Plasmodial Proteins ZNHIT3 and NUFIP1 Provides Insights into the Selectivity of a Conserved Interaction.

Malaria is a widespread and lethal disease caused by the parasites that can infect human beings through Anopheles mosquitoes. For that reason, the biology of needs to be studied to develop antimalarial treatments. By determining the three-dimensional structures of macromolecules, structural biology helps to understand the function of proteins and can reveal how interactions occur between biological partners.

A Redox-Sensitive Cysteine Is Required for PIN1At Function.

Parvulins are ubiquitous peptidyl-prolyl isomerases (PPIases) required for protein folding and regulation. Among parvulin members, Arabidopsis PIN1At, human PIN1, and yeast ESS1 share a conserved cysteine residue but differ by the presence of an N-terminal WW domain, absent in PIN1At. In this study, we have explored whether the cysteine residue of Arabidopsis PIN1At is involved in catalysis and subject to oxidative modifications.

OSIP1 is a self-assembling DUF3129 protein required to protect fungal cells from toxins and stressors.

Secreted proteins are key players in fungal physiology and cell protection against external stressing agents and antifungals. Oak stress-induced protein 1 (OSIP1) is a fungal-specific protein with unknown function. By using Podospora anserina and Phanerochaete chrysosporium as models, we combined both in vivo functional approaches and biophysical characterization of OSIP1 recombinant protein.