X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2Fgff%2FSequenceOntologyI.java;h=307e1d14910939ca8fe7ef60af4afd17993a2961;hb=321caefc5a40cd735c93e0bfa450e0e04abc485d;hp=c0570e0c2374af1b786d1e1040daa4b61978f025;hpb=14b1b2a878190d5fffda298c4b9a901c72c74ad3;p=jalview.git

diff --git a/src/jalview/io/gff/SequenceOntologyI.java b/src/jalview/io/gff/SequenceOntologyI.java
index c0570e0..307e1d1 100644
--- a/src/jalview/io/gff/SequenceOntologyI.java
+++ b/src/jalview/io/gff/SequenceOntologyI.java
@@ -42,6 +42,15 @@ 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:0001587
+  public static final String STOP_GAINED = "stop_gained";
+
   // SO:0000147
   public static final String EXON = "exon";