document that the information in mice doesn't exist yet

diff --git a/README.md b/README.md
index c5351c5fcdd1c33e9ac3bb0fbe0865977c7b70c9..df62d2d1f9e4b6e85e09781c580e4929f30f184a 100644 (file)
--- a/README.md
+++ b/README.md
@@ -30,4 +30,5 @@ list of the imprinted genes
 imprinted_genes_mouse.txt -- contains a list of the imprinted genes in mice
 
 imprinted_genes_information_mouse.txt -- contains information for the
-list of imprinted genes in mice
+list of imprinted genes in mice. (This currently doesn't exist because
+I don't have code to calculate this in other taxa.)