| Category | Number of Genes in Core Enrichment |
| GOMF OLFACTORY RECEPTOR ACTIVITY | 128 |
| KEGG OLFACTORY TRANSDUCTION | 123 |
| GOBP SENSORY PERCEPTION OF SMELL | 132 |
| GOBP DETECTION OF STIMULUS INVOLVED IN SENSORY PERCEPTION | 135 |
| GOBP SENSORY PERCEPTION OF CHEMICAL STIMULUS | 152 |
| GOCC KERATIN FILAMENT | 27 |
| GOMF G PROTEIN COUPLED AMINE RECEPTOR ACTIVITY | 19 |
| DESCARTES FETAL INTESTINE VASCULAR ENDOTHELIAL CELLS | 12 |
| REACTOME OLFACTORY SIGNALING PATHWAY | 15 |
| GOMF ODORANT BINDING | 45 |