Entrez WWW Server. A search and retrieval system that integrates information from databases at NCBI.
Entrez Nucleotides Database. A collection of sequences from several sources, including GenBank, RefSeq, and PDB.
Entrez Protein Database. A database compiled from a variety of sources, including SwissProt, PIR, PRF, PDB, and translations from annotated coding regions in GenBank and RefSeq.
GOBASE – The Organelle Genome Database. A taxonomically broad organelle genome database that organizes and integrates diverse data related to organelles.
Ribosomal Database Project II. Online data analysis of ribosomal sequences, rRNA derived phylogenetic trees, and aligned and annotated rRNA sequences. Michigan State University.
ExPASy Molecular Biology Server. Expert Protein Analysis System proteomics server of the Swiss Institute of Bioinformatics (SIB), dedicated to the analysis of protein sequences and structures as well as 2-D PAGE.
ISIS: Intron Sequence and Information database. A comprehensive web based intron information system containing all identifiable spliceosomal intron sequences in GenBank with information about both individual sequences and gross properties of natural groupings of sequence (for example by taxa ) using a nonredundant subset of the data.
Reciprocal Net. A distributed database used by research crystallographers to store information about molecular structures.