diff --git a/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/proteomics/client/web/client/application/ProteinViewer.java b/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/proteomics/client/web/client/application/ProteinViewer.java
index 82626c8919d46428600747332416d20781270098..99de88513099d3dbe6a202505239dbd03ab0f934 100644
--- a/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/proteomics/client/web/client/application/ProteinViewer.java
+++ b/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/proteomics/client/web/client/application/ProteinViewer.java
@@ -227,7 +227,7 @@ public class ProteinViewer extends AbstractViewerWithVerticalSplit<IEntityInform
             String accessionNumber = info.getAccessionNumber();
             TabItem item = new TabItem(accessionNumber);
             item.setLayout(new FitLayout());
-            PropertyGrid propertyGrid = new PropertyGrid(viewContext, 4);
+            PropertyGrid propertyGrid = new PropertyGrid(viewContext, 4, "200");
             final Map<String, Object> properties = new LinkedHashMap<String, Object>();
             properties.put(viewContext.getMessage(Dict.ACCESSION_NUMBER), info);
             propertyGrid.registerPropertyValueRenderer(IndistinguishableProteinInfo.class,