WebThe Protein database is a collection of sequences from several sources, including translations from annotated coding regions in GenBank, RefSeq and TPA, as well as records from SwissProt, PIR, PRF, and PDB. Protein sequences are the fundamental …
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Proteins - NCBI - National Center for Biotechnology Information
WebNCBI offers various resources, tools and databases for protein sequences, structures and functional domains. You can search, compare, align, view, predict and analyze …
WebA collection of related protein sequences (clusters), consisting of Reference Sequence proteins encoded by complete prokaryotic and organelle plasmids and genomes. The …
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Protein BLAST: search protein databases using a protein query
WebBlastP simply compares a protein query to a protein database. PSI-BLAST allows the user to build a PSSM (position-specific scoring matrix) using the results of the first BlastP run. …
WebNov 28, 2023 · The Basic Local Alignment Search Tool (BLAST) finds regions of local similarity between sequences. The program compares nucleotide or protein sequences …
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The Protein Family Model resource is now available!
WebDec 18, 2020 · Search across the evidence used by the NCBI annotation pipelines to name and classify proteins by gene symbol, function, and more. Find related proteins in the family, publications, and conserved domain …
WebRCSB PDB provides access and tools for exploration, visualization, and analysis of experimentally-determined and computed structure models of proteins and nucleic …
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NCBI Protein Domains and Macromolecular Structures
WebResources for the Scientific Community. Conserved domains are functional units within a protein that act as building blocks in molecular evolution and recombine in various arrangements to make proteins with different …
WebSep 1, 2018 · Proteins are polymers of amino acids linked via α-peptide bonds. They can be represented as primary, secondary, tertiary, and even quaternary structures, but from a …
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NCBI Structures: Viewing a Protein Structure - NNLM
WebThe NCBI Structure database contains protein information from crytallography and spectroscopy, including 3-dimensional renderings of protein structure, with information about the structure's molecular …