--- /dev/null
+package jalview.datamodel;
+
+public interface ContactMatrixI
+{
+
+ ContactListI getContactList(int column);
+
+ float getMin();
+
+ float getMax();
+
+ boolean hasReferenceSeq();
+
+ SequenceI getReferenceSeq();
+
+ String getAnnotDescr();
+
+ String getAnnotLabel();
+
+}