Make sure end is less than sequence width

diff --git a/src/jalview/datamodel/Sequence.java b/src/jalview/datamodel/Sequence.java
index a960adf..333737e 100755 (executable)
--- a/src/jalview/datamodel/Sequence.java
+++ b/src/jalview/datamodel/Sequence.java
@@ -643,6 +643,8 @@ public class Sequence implements SequenceI
     {\r
       StringBuffer newSeq = new StringBuffer();\r
 \r
+      if(end>=sequence.length())\r
+        end = sequence.length()-1;\r
 \r
       if (start > 0)\r
       {\r