Check valid residues in ss

diff --git a/src/jalview/datamodel/AlignmentAnnotation.java b/src/jalview/datamodel/AlignmentAnnotation.java
index 6dcf23b..66ea733 100755 (executable)
--- a/src/jalview/datamodel/AlignmentAnnotation.java
+++ b/src/jalview/datamodel/AlignmentAnnotation.java
@@ -129,10 +129,11 @@ public class AlignmentAnnotation
         if (annotations[i].displayCharacter.length()==1
             && !annotations[i].displayCharacter.equals("H")
             && !annotations[i].displayCharacter.equals("E")
-            && !annotations[i].displayCharacter.equals("-"))
+            && !annotations[i].displayCharacter.equals("-")
+            && !annotations[i].displayCharacter.equals("."))
         {
           if(jalview.schemes.ResidueProperties.aaIndex
-             [annotations[i].displayCharacter.charAt(0)]>0)
+             [annotations[i].displayCharacter.charAt(0)]<23)
           {
             nonSSLabel = true;
           }