Protein Databases

PDB
CATH - Protein Structure Classification
PRINTS - Protein Motif Fingerprint Database
PROCAT - 3D enzyme active site templates
ReLiBase - Searches protein-ligand databases
SCOP: Structural Classification of Proteins
Pedro's BioMolecular Research Tools
HIC-Up
Metalloprotein database
 


NCBI
Swiss-Prot
 
SRS WWW at EMBL-EBI


Small Molecule Databases

Klotho: Biochemical Compounds Declarative Database
LIGAND database
CORINA - Fast and Efficient Generation of High-Quality 3D Molecular Models
Molecule - Okanagan University


Other Databases

Periodic Table - Sheffield University
Fundamental Physical Constants from NIST