| Function | Description |
| cinhomology | Contains data for genes that are homologous to genes in Ciona intestinalis |
| cinhomologyDATA | Genes that are Homologous to Ciona intestinalis |
| cinhomologyHGID | A vector containing all the HomoloGeneIDs for Ciona intestinalis |
| cinhomologyLL2HGID | Mappings between public database ids and NCBI's Internal HomoloGeneIDs for Ciona intestinalis |
| cinhomologyORGCODE | A data frame for mappings between organism scientific names, NCBI code, and three-letter short names for various organisms |
| cinhomologyQC | Quality control information for cinhomology |