| Function | Description |
| getBestNeighbors | Client-side interface to obtain the name of genes that are homologous to a given gene |
| get.genes.by.motifs | Client-side interface to obtain the name of genes that contain the motifs represented by a set of motif ids |
| get.genes.by.organism | Client-side interface to obtain the KEGG ids for all the genes of a given organism |
| get.genes.by.pathway | Client-side interface to obtain the KEGG ids for genes/enzymes/compounds/reactions that are involved in the interactions in a given pathway |
| get.motifs.by.gene | Client-side interface to obtain the name of genes that are homologous to a given gene |
| get.paralogs.by.gene | Client-side interface to obtain data for paralogous genes |
| get.pathways.by.genes | Client-side interface to obtain the KEGG pathway ids |
| KEGGserver | Definitions of objects used by other functions to access KESS SOAP service |
| list.organisms | Client-side interface to obtain the names of organisms supported by KEGG databases |
| mark.pathway.by.objects | Client-side interface to obtain an url for a KEGG pathway diagram with a given set of genes marked |