Category	Database (* daily updated)
Nucleic acid sequences	DNA-today*	GenBank-today*	LinkDB*
		EMBL-today*
Protein sequences	Protein-today*	SwissProt-today*
		PIR
		PRF
		PDBSTR-today*
3D structures	PDB-today*
Sequence motifs	EPD
	TRANSFAC
	PROSITE
Enzymes and compounds	LIGAND*
Metabolic pathways	PATHWAY*
Amino acid mutations	PMD
Amino acid indices	AAindex
Protein/peptide literature	LITDB
Genetic diseases	OMIM*
Biomedical literature	Medline
Gene catalogs	GENES	See also KEGG for each catalog