Publications by authors named "C Caseiro"

Article Synopsis
  • The diversity of β-glucans leads to their various biological functions, necessitating multiple enzymes for their assembly and breakdown, along with new discoveries for potential biotechnological uses.
  • Recent studies have identified and characterized two bacterial β-glucanases, LaGH157 and BcGH157, from the glycoside hydrolase family 157, detailing their structures and functions in hydrolysis.
  • Both enzymes display optimal activity at specific pH and temperature ranges and exhibit unique cleavage patterns, expanding knowledge on β-glucan processing and suggesting future applications in biotechnology.
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Introduction: Fabry disease is an X-linked lysosomal storage disorder caused by pathogenic variants in the GLA gene, leading to decreased/absent α-galactosidase activity. In clinical practice, enzyme activity and substrate/byproduct accumulation play a role in diagnosis and disease-monitoring biomarkers. However, interpreting biomarker levels is not straightforward and can change according to the underlying GLA protein abnormality.

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The cellulosome is an elaborate multi-enzyme structure secreted by many anaerobic microorganisms for the efficient degradation of lignocellulosic substrates. It is composed of multiple catalytic and non-catalytic components that are assembled through high-affinity protein-protein interactions between the enzyme-borne dockerin (Doc) modules and the repeated cohesin (Coh) modules present in primary scaffoldins. In some cellulosomes, primary scaffoldins can interact with adaptor and cell-anchoring scaffoldins to create structures of increasing complexity.

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β-glucans are a diverse group of polysaccharides composed of β-1,3 or β-(1,3-1,4) linked glucose monomers. They are mainly synthesized by fungi, plants, seaweed and bacteria, where they carry out structural, protective and energy storage roles. Because of their unique physicochemical properties, they have important applications in several industrial, biomedical and biotechnological processes.

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