Biochemical characterization and modification of Carbohydrate Active Enzymes (CAZymes), especially from (hyper)thermophilic microorganisms, for their exploitation in lignocellulosic biomasses and waste products hydrolysis and valorisation Biochemical characterization of protein molecules from different natural sources, including cold-adapted proteins from polar organisms. Biochemical characterization of innovative biocatalysts involved the carbon cycle for CO2 sequestration processes and the production of valuable four-carbon compounds Functional characterization of nutrient-sensing mechanisms in marine diatoms for biomass production Biochemical characterization of enzymes involved in DNA replication, maintenance and repair, pointing the gaze to biosensors