diff --git a/src/mol-plugin/ui/sequence.tsx b/src/mol-plugin/ui/sequence.tsx
index 77de081ef350304ed84c24b7207f86e3694788e2..71a93ba11aa2d8d2a65c160deecf46f0af65bcb2 100644
--- a/src/mol-plugin/ui/sequence.tsx
+++ b/src/mol-plugin/ui/sequence.tsx
@@ -242,7 +242,7 @@ export class SequenceView extends PluginUIComponent<{ }, SequenceViewState> {
         return {
             structure: PD.Select(structureOptions[0][0], structureOptions, { shortLabel: true }),
             entity: PD.Select(entityOptions[0][0], entityOptions, { shortLabel: true }),
-            unit: PD.Select(unitOptions[0][0], unitOptions, { shortLabel: true, twoColumns: true }),
+            unit: PD.Select(unitOptions[0][0], unitOptions, { shortLabel: true, twoColumns: true, label: 'Chain' }),
             operator: PD.Select(operatorOptions[0][0], operatorOptions, { shortLabel: true, twoColumns: true })
         }
     }