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| homolog.db | annotation data package |
| homologHOMOLOG | Tax identifier |
| homologHOMOLOG2AC | Tax identifier |
| homologHOMOLOG2GENEID | Tax identifier |
| homologHOMOLOG2GI | Tax identifier |
| homologMAPCOUNTS | Number of mapped keys for the maps in package homolog.db |
| homologORGANISM | Map tax identifiers to organism |
| homologSYMBOL | Gene symbol |
| homologTAXID | Taxonomy identifier |
| homolog_dbconn | Collect information about the package annotation DB |
| homolog_dbfile | Collect information about the package annotation DB |
| homolog_dbInfo | Collect information about the package annotation DB |
| homolog_dbschema | Collect information about the package annotation DB |