Instructions: "Flanking region" provides lncRNA or mRNA output located within the upstream and downstream range of the input mRNA or lncRNA. Help note: 1. Choose the Input Species; 2. Choose the Input Gene Type; 3. Enter the lncRNA gene or protein coding gene ID; 3. Enter the Upstream and Downstream range(kb); 5. Show a form to you. Click For Example: Example1, Example2, Example3.