lib/bio/data/na.rb in bio-1.4.2 vs lib/bio/data/na.rb in bio-1.4.3

@@ -160,10 +160,10 @@
     def to_re(seq, rna = false)
       replace = {
         'y' => '[tcy]',
         'r' => '[agr]',
         'w' => '[atw]',
-        's' => '[gcw]',
+        's' => '[gcs]',
         'k' => '[tgk]',
         'm' => '[acm]',
         'b' => '[tgcyskb]',
         'd' => '[atgrwkd]',
         'h' => '[atcwmyh]',