Related protein sequences (clusters)of Reference Sequence proteins encoded by complete genomes
protein sequence protein domains and classification
ProtClustDB is a collection of related protein sequences (clusters) consisting of Reference Sequence proteins encoded by complete genomes. This database contains both curated and non-curated clusters.
A collection of related protein sequences (clusters) consists of proteins derived from the annotations of whole genomes, organelles and plasmids. It currently limited to Archaea, Bacteria, Plants, Fun ...
NCBI's collection of databases for the analysis of complete and unfinished viral, pro- and eukaryotic genomes
Clusters of Orthologous Groups of proteins (COGs) were delineated by comparing protein sequences encoded in complete genomes, representing major phylogenetic lineages. Each COG consists of individual ...
Putative protein domain interactions
A database of Pfam domain interactions
Database of length variantion in protein domains
The Conserved Domain Database (CDD) brings together several collections of multiple sequence alignments representing conserved domains, including NCBI-curated domains, which use 3D-structure informati ...
Orthologous and Paralogous Transcripts in Clades
The Entrez Protein search and retrieval system contains protein entries that have been compiled from a variety of sources, including SwissProt, PIR, PRF, PDB, and translations from annotated coding re ...
<<<!!!<<< This repository is no longer available>>>!!!>>>. Although the web pages are no longer available, you will still be able to download the final UniGene builds as static content from the FTP s ...
This resource is a hierarchical clustering of UniProt protein sequences into hierarchical trees. This resource allows for the study of sub-family and super-family of a protein, using UniRef50 clusters ...
Sequences and classification of predicted membrane transporters encoded in complete genomes
ADDA is a global clustering of protein sequences into protein domains and protein domain families. The database currently contains domains for 1.5 Mio sequences from UniProt, ENSEMBL, and other sequen ...
The iProClass database provides value-added information reports for UniProtKB and unique NCBI Entrez protein sequences in UniParc, with links to over 175 biological databases, including databases for ...
The Entrez Global Query Cross-Database Search System is a federated search engine, or web portal that allows users to search many discrete health sciences databases at the National Center for Biotechn ...
NCBI Viral Genomes Resource is a collection of virus genomic sequences that provides curated sequence data, related information and tools. It includes all complete viral genome sequences deposited in ...
Functional divergence between the subfamilies of a protein domain family
The Molecular Modeling Database (MMDB), as part of the Entrez system, facilitates access to structure data by connecting them with associated literature, protein and nucleic acid sequences, chemicals, ...
Searchable collection of biomedical books linked to terms in PubMed abstracts; when viewing an abstract, click on Books link to see phrases in abstract hyperlinked to book sections.