diff --git a/src/base/utils/gene_associations.jl b/src/base/utils/gene_associations.jl
index de4532eaf..f61f6520a 100644
--- a/src/base/utils/gene_associations.jl
+++ b/src/base/utils/gene_associations.jl
@@ -95,6 +95,8 @@ const _grr_grammar = begin
         x == '-' ||
         x == ':' ||
         x == '.' ||
+        x == '@' ||
+        x == '#' ||
         x == '\'' ||
         x == '[' ||
         x == ']' ||