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The Advanced Search interface enables queries by specific categories. Queries can be combined with AND or OR to construct complex searches.
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Explore the PDB Archive
Search by Unreleased & Access New Entries
The PDB archive is updated weekly in two phases
Phase I: Every Saturday by 3:00 UTC, for every new entry, wwPDB website provides sequence(s) (amino acid or nucleotide) for each distinct polymer and, where appropriate, the InChI string(s) for each distinct ligand and the crystallization pH value(s).
Phase II: Every Wednesday by 00:00 UTC, all new and modified data entries will be updated at each of the wwPDB FTP sites.
As of Tuesday Feb 19 2019 there are 149174 structures.
- Access new data entries this week
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Search by Sequences
Choose Option A or B to search for protein and nucleic acid sequences. Read Tutorial | Advanced Sequence Searching
NOTE Parameters: BLAST method, E-value cutoff: 10.0, Mask Low Complexity: On.
Search by Ligands
Search ligands bound to macromolecules in the PDB by:
- Identifier or Name
- SMILES String, InChI or InChI Key
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Right image: MarvinJS by ChemAxon for Ligand Search of Lipitor
Start Ligand SearchSearch by Drugs & Drug Targets
Drugs & Drug Targets in the PDB have been mapped to DrugBank.
Drug-Target Complex: Atorvastatin bound to its target HMG-CoA reductase
Drug: Atorvastatin (Lipitor)
Browse by Annotation
PDB entries have been annotated by various ontologies and hierarchical classification schemes.
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Search PDB Statistics
The PDB Statistics page lists the current holdings in the PDB and various growth statistics and histograms.
- Summary Table of Released Entries
- Growth of Released Structures Per Year
- Growth of X-ray Structures Per Year
