diff --git a/config/gen3/discovery.json b/config/gen3/discovery.json
index c51bf15..4f93324 100644
--- a/config/gen3/discovery.json
+++ b/config/gen3/discovery.json
@@ -150,6 +150,17 @@
         "title": "Tags by category"
       },
       "studyColumns": [
+        {
+          "name": "ID Number",
+          "field": "gen3MDSGUID",
+          "errorIfNotAvailable": false,
+          "valueIfNotAvailable": "",
+          "contentType": "string",
+          "cellRenderFunction": "truncated",
+          "params": {
+            "maxLength": 16
+          }
+        },
         {
           "name": "Cancer Type",
           "field": "subject_cancer_type",
@@ -192,17 +203,6 @@
           "valueIfNotAvailable": "",
           "contentType": "string"
         },
-        {
-          "name": "ID Number",
-          "field": "gen3MDSGUID",
-          "errorIfNotAvailable": false,
-          "valueIfNotAvailable": "",
-          "contentType": "string",
-          "cellRenderFunction": "truncated",
-          "params": {
-            "maxLength": 16
-          }
-        },
         {
           "name": "Data Commons",
           "field": "commons",
@@ -475,6 +475,14 @@
         "title": "Tags by category"
       },
       "studyColumns": [
+        {
+          "name": "ID Number",
+          "field": "gen3MDSGUID",
+          "errorIfNotAvailable": false,
+          "valueIfNotAvailable": "n/a",
+          "contentType": "string",
+          "cellRenderFunction": "truncated"
+        },
         {
           "name": "Study/Project Name",
           "field": "short_name",
@@ -497,14 +505,6 @@
           "valueIfNotAvailable": "n/a",
           "contentType": "number"
         },
-        {
-          "name": "ID Number",
-          "field": "gen3MDSGUID",
-          "errorIfNotAvailable": false,
-          "valueIfNotAvailable": "n/a",
-          "contentType": "string",
-          "cellRenderFunction": "truncated"
-        },
         {
           "name": "Data Commons",
           "field": "commons",