New distinct versions of known protein folds provide a powerful means of protein-function prediction that complements sequence and genomic context analysis. These structures do not supplant direct biochemical experiments, but are indispensable for the complete characterization of proteins.
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http://dx.doi.org/10.1107/S1744309110013242 | DOI Listing |
Int J Mol Sci
December 2024
School of Biological Sciences, Nanyang Technological University, Singapore 637551, Singapore.
Host defense antimicrobial peptides (AMPs) are promising lead molecules with which to develop antibiotics against drug-resistant bacterial pathogens. Thanatin, an inducible antimicrobial peptide involved in the host defense of insects, is gaining considerable attention in the generation of novel classes of antibiotics. Thanatin or thanatin-based analog peptides are extremely potent in killing bacterial pathogens in the Enterobacteriaceae family, including drug-resistant strains of and .
View Article and Find Full Text PDFChem Commun (Camb)
January 2025
School of Chemistry, Cardiff University, Main Building, Park Place, CF10 3AT, Cardiff, UK.
Terpene synthases produce a wide number of hydrocarbon skeletons by controlling intramolecular rearrangements of allylic pyrophosphate subtrates reactive carbocation intermediates. Here we review recent research focused on engineering terpene synthases and modifying their substrates to rationally manipulate terpene catalyisis. Molecular dynamic simulations and solid state X-ray crystallography are powerful techniques to identify substrate binding modes, key active site residues for substrate folding, and the location of active site water.
View Article and Find Full Text PDFCase Rep Genet
December 2024
Cardiovascular Research Department, Lankenau Institute for Medical Research, Lankenau Hearth Institute, Wynnewood, Pennsylvania 19096, USA.
Structural or electrophysiologic cardiac anomalies may compromise cardiac function, leading to sudden cardiac death (SCD). Genetic screening of families with severe cardiomyopathies underlines the role of genetic variations in cardiac-specific genes. The present study details the clinical and genetic characterization of a malignant dilated cardiomyopathy (DCM) case in a 1-year-old Mexican child who presented a severe left ventricular dilation and dysfunction that led to SCD.
View Article and Find Full Text PDFAnn Med
December 2025
Department of Basic Medical Sciences, College of Medicine & Center for Genetics and Inherited Diseases, Taibah University Medina, Medina, Saudi Arabia.
Background: Peroxisome biogenesis disorders (PBD) affect multiple organ systems. It is characterized by neurological dysfunction, hypotonia, ocular anomalies, craniofacial abnormalities, and absence of peroxisomes in fibroblasts. PBDs are associated with mutations in any of fourteen different genes, which are involved in peroxisome biogenesis.
View Article and Find Full Text PDFJ Thromb Haemost
January 2025
Division of Hematology, Departments of Internal Medicine and Biochemistry and Molecular Biology, Mayo Clinic, Rochester, MN, USA. Electronic address:
Background: Genetically determined amino acid substitutions in the platelet adhesive A1 domain alter von Willebrand factor's platelet agglutination competence resulting in both gain- (Type 2B) and loss-of-function (Type 2M) phenotypes of Von Willebrand disease. Prior studies of variants in both phenotypes revealed defects in secondary structure that altered stability and folding of the domain. An intriguing observation was that loss of function arose from both misfolding of A1 and, in a few cases, hyper-stabilization of the native structure.
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