X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=forester%2Fjava%2Fsrc%2Forg%2Fforester%2Fsurfacing%2FDirectedBinaryDomainCombination.java;h=8ec5a7479cff707e8e8b98aba1457ae07ba1ca66;hb=757f42e63a33c5935b68af1d02a02c76d475fe79;hp=c47a278f9acf1358d26d0cda4790bc070e01b753;hpb=eee996a6476a1e3d84c07f8f690dcde3ff4b2ef5;p=jalview.git

diff --git a/forester/java/src/org/forester/surfacing/DirectedBinaryDomainCombination.java b/forester/java/src/org/forester/surfacing/DirectedBinaryDomainCombination.java
index c47a278..8ec5a74 100644
--- a/forester/java/src/org/forester/surfacing/DirectedBinaryDomainCombination.java
+++ b/forester/java/src/org/forester/surfacing/DirectedBinaryDomainCombination.java
@@ -33,8 +33,8 @@ public class DirectedBinaryDomainCombination extends BasicBinaryDomainCombinatio
         if ( ( n_terminal == null ) || ( c_terminal == null ) ) {
             throw new IllegalArgumentException( "attempt to create binary domain combination using null" );
         }
-        _id_0 = n_terminal;
-        _id_1 = c_terminal;
+        _id_0 = n_terminal.getId();
+        _id_1 = c_terminal.getId();
     }
 
     public DirectedBinaryDomainCombination( final String n_terminal, final String c_terminal ) {