RCSB PDB Help
General Help
Data From External Resources Integrated Into RCSB PDB
RCSB PDB integrates data from various external resources. While these data are made accessible through RCSB PDB, they remain subject to the original terms, conditions, and licenses set by their respective providers. Users are responsible for reviewing and complying with any applicable restrictions, particularly when using these data for commercial purposes. RCSB PDB does not impose additional licensing requirements beyond those established by the original sources and encourages users to consult the official documentation of each external resource for specific terms of use.
| AlphaFold DB | Computed Structure Models by AlphaFold2 |
| ATC | Anatomical Therapeutic Chemical (ATC) Classification System from World Health Organization |
| BindingDB | Binding affinities |
| BMRB | BMRB-to-PDB mappings |
| CARD | Comprehensive Antibiotic Resistance Database |
| CATH | Protein structure classification- Class, Architecture, Topology/fold, and Homologous superfamily |
| ChEBI | Chemical entities of biological interest |
| ChEMBL | Manually curated database of bioactive molecules with drug-like properties |
| CSD | Cambridge Structural Database: Validated and curated small-molecule organic and metal-organic crystal structures from the Cambridge Crystallographic Data Centre |
| DrugBank | Drug and drug target data. DrugBank data are sourced from datasets licensed under a Creative Common's Attribution-NonCommercial 4.0 International License |
| ECOD | Evolutionary Classification of Protein Domains |
| EMDB | 3DEM density maps and associated metadata |
| ExplorEnz | IUBMB Enzyme nomenclature and classification |
| Gencode | Human and Mouse Gene annotations |
| Gene Ontology | Organization of biological data related to molecular functions, cellular components, and biological processes |
| Genotype-Tissue Expression - GTEx (NIH Common Fund Data Resource) | Tissue-specific gene expression data |
| GlyCosmos | A web portal aiming to integrate the glycosciences with the life sciences about genes, proteins, lipids, pathways and diseases. |
| GlyGen | A data integration and dissemination resource for carbohydrate and glycoconjugate related data which provides computational and informatics resources and tools for glycosciences research. |
| GlyTouCan | An international glycan structure repository with unique accession code for each unique glycan. |
| Human Gene Nomenclature Committee | Human gene name nomenclature and genomic information |
| IMGT | The international ImMunoGeneTics information system |
| Immune Epitope Database | Antibody and T cell epitopes |
| International Mouse Phenotyping Consortium - IMPC (NIH Common Fund Data Resource) | Mouse gene phenotype data |
| InterPro | Classification of protein families |
| M-CSA | Mechanism and Catalytic Site Atlas |
| MemProtMD | Annotation of transmembrane protein structures |
| ModelArchive | Computed Structure Models (e.g., by RoseTTAFold) |
| Mondo Disease Ontology | The Mondo Disease Ontology (Mondo) aims to harmonize disease definitions across the world |
| mpstruc | Classification of transmembrane protein structures |
| NAKB | Experimentally-determined nucleic acids and complex assemblies |
| NCBI Gene | Gene info, reference sequences, et al. |
| NCBI Taxonomy | Organism Classification |
| OPM | Classification of transmembrane protein structures and membrane segments |
| PDBflex | Protein structure flexibility |
| PDBTM (UniTmp) | Annotation of transmembrane protein structures and membrane segments |
| Pfam | Protein families |
| Pharos - Illuminating the Druggable Genome (NIH Common Fund Data Resource) | Drug targets and diseases based on ontologies available from the Drug Target Ontology, Mondo Disease Ontology, Disease Ontology, PANTHER, and GO |
| ProteinDiffraction.org | Diffraction images |
| PubChem | Chemical information |
| PubMed | Citation information |
| PubMedCentral | Open access literature |
| RESID | Protein modifications |
| SAbDab | The Structural Antibody Database |
| SBGrid | Structural Biology Data Grid / diffraction images |
| SCOP | Structural Classification of Proteins |
| SCOPe | Structural Classification of Proteins — extended |
| SIFTS | Structure Integration with Function, Taxonomy and Sequence |
| Thera-SAbDab | Therapeutic Structural Antibody Database |
| UniProt | Protein sequences and annotations |
Please report any encountered broken links to info@rcsb.org
Last updated: 3/11/2025
