X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2Fgff%2FSequenceOntologyI.java;h=10ca7ec8f50cdf1e2da95c3dfa112871188ae7b9;hb=a48b78b602cf3df82ce2821dc3520f7248f3cdf9;hp=c0570e0c2374af1b786d1e1040daa4b61978f025;hpb=69e31ca63b3c69a4cc654df022b771b8d0bf1025;p=jalview.git

diff --git a/src/jalview/io/gff/SequenceOntologyI.java b/src/jalview/io/gff/SequenceOntologyI.java
index c0570e0..10ca7ec 100644
--- a/src/jalview/io/gff/SequenceOntologyI.java
+++ b/src/jalview/io/gff/SequenceOntologyI.java
@@ -42,6 +42,12 @@ public interface SequenceOntologyI
   // SO:0001060
   public static final String SEQUENCE_VARIANT = "sequence_variant";
 
+  // SO:0001819
+  public static final String SYNONYMOUS_VARIANT = "synonymous_variant";
+
+  // SO:0001992
+  public static final String NONSYNONYMOUS_VARIANT = "nonsynonymous_variant";
+
   // SO:0000147
   public static final String EXON = "exon";