The Nucleotide database is a collection of sequences from several sources, including GenBank, RefSeq, TPA and PDB. Genome, gene and transcript sequence data.... The Nucleic Acid Database is a relational database containing information about three-dimensional nucleic acid structures. The methods used for data.... .. ... Nucleotide databases are a type of biological database containing genetic information, which includes DNA and RNA sequences that come from a.... Nucleic Acid Databases Online Inquiry . NCBI. The National Center for Biotechnology Information NCBI is part of the National Library of Medicine NLM.. Thus, cDNA sequences are stored in the database as RNA sequences, even though they usually appear in the literature as DNA. DDBJ Because DDBJ mirrors its.... DDBJ Japan, GenBank USA and European Nucleotide Archive Europe are repositories for nucleotide sequence data from all organisms. All three accept.... NDB at present consists of more than experimental structures for DNA and RNA molecules that are