| KEGG | Bioconductor annotation data package |
| KEGG.db | Bioconductor annotation data package |
| KEGGENZYMEID2GO | An annotation data object that maps Enzyme Commission numbers to Gene Ontology identifiers |
| KEGGEXTID2PATHID | An annotation data object that maps Entrez Gene or Open Reading Frame identifiers KEGG pathway identifiers |
| KEGGGO2ENZYMEID | An annotation data object that maps Gene Ontology (GO) identifiers to Enzyme Commission numbers |
| KEGGMAPCOUNTS | Number of mapped keys for the maps in package KEGG.db |
| KEGGPATHID2EXTID | An annotation data object that maps KEGG pathway identifiers to Entrez Gene or Open Reading Frame identifiers. |
| KEGGPATHID2NAME | An annotation data object that maps KEGG pathway identifiers to KEGG pathway names |
| KEGGPATHNAME2ID | An annotation data object that maps KEGG pathway names to identifiers for the corresponding pathway names used by KEGG |
| KEGG_dbconn | Collect information about the package annotation DB |
| KEGG_dbfile | Collect information about the package annotation DB |
| KEGG_dbInfo | Collect information about the package annotation DB |
| KEGG_dbschema | Collect information about the package annotation DB |