Instructions: "Syntenic Gene" provided homologous genes between pairs of Euphorbiaceae species. Homologous genes that have similar sequences in different species, and it can be used to study the evolutionary relationship and functional conservation between Euphorbiaceae species. Help note: 1. Choose the IN Genomic; 2. Choose the OUT Genomic; 3. Enter the Gene list; 4. Show a form and collinearity map to you. Click For Example: Example1, Example2, Example3.