UniProt

UniProt is the world's most comprehensive and widely used resource for protein sequence and functional information. It is a collaborative project between the European Bioinformatics Institute, the Swiss Institute of Bioinformatics, and the Protein Information Resource. The database contains detailed information about hundreds of thousands of proteins from organisms across the tree of life, including their amino acid sequences, functional annotations, structural features, disease associations, and evolutionary relationships. Each protein entry is extensively curated by expert biologists who review scientific literature to provide accurate, up-to-date descriptions of what each protein does, where it is found in the cell, and how it interacts with other molecules. For researchers in molecular biology, genetics, biochemistry, and drug discovery, UniProt is typically the first resource consulted when studying a newly discovered protein or searching for proteins with specific characteristics. The platform offers powerful search tools, sequence analysis capabilities, and extensive cross-references to other biological databases, making it an essential hub in the network of life science resources.