Enter the gene id and choose the number of flanking genes. It will returns you a table of synteny genes blocks and you can link to the detail information of the specific gene.
Currently, we selected 4 species: Fragaria vesca, Fragaria viridis, Fragaria ×ananassa, Fragaria nubicola. You could put in ID of Fragaria vesca to search its homologous, upstream and downstream genes.
The source of these data: