diff --git a/plot_last_base.R b/plot_last_base.R
new file mode 120000
index 0000000000000000000000000000000000000000..3bab48608d56a56ba80739026a378391bfb989ec
--- /dev/null
+++ b/plot_last_base.R
@@ -0,0 +1 @@
+PRO-seq/plot_last_base.R
\ No newline at end of file