diff --git a/app/js/app-menu.js b/app/js/app-menu.js
index 4d4aafd7a..2a0aa87a5 100644
--- a/app/js/app-menu.js
+++ b/app/js/app-menu.js
@@ -390,9 +390,11 @@ module.exports = function() {
     $("#import-experimental-data").click(function () {
       $("#overlay-data").trigger('click');
     });
+
     $("#import-SBML-file").click(function () {
       $("#sbml-file").trigger('click');
     });
+
     $("#import-simple-af-file").click(function () {
       $("#simple-af-file-input").trigger('click');
     });
@@ -409,6 +411,10 @@ module.exports = function() {
       $("#sif-layout-input").trigger('click');
     });
 
+    $("#import-GPML-file").click(function () {
+      $("#gpml-file-input").trigger('click');
+    });
+
     $("#overlay-data").change(function () {
       var chiseInstance = appUtilities.getActiveChiseInstance();
       var cy = appUtilities.getActiveCy();
@@ -488,6 +494,34 @@ module.exports = function() {
         $(this).val("");
       }
     });
+
+    $("#gpml-file-input").change(function () {
+     
+      var chiseInstance = appUtilities.getActiveChiseInstance();
+      var cy = appUtilities.getActiveCy();
+      if ($(this).val() != "") {
+        var file = this.files[0];
+        appUtilities.setFileContent(file.name);
+        chiseInstance.loadGpml(file,  success = function(data){
+          if (cy.elements().length !== 0) {
+            promptConfirmationView.render(function () {
+              chiseInstance.loadSBGNMLText(data.message, false, file.name, cy);
+            });
+          }
+          else {
+            chiseInstance.loadSBGNMLText(data.message, false, file.name, cy);
+          }
+        },
+        error = function(data){
+          promptFileConversionErrorView.render();          
+          document.getElementById("file-conversion-error-message").innerText = "Conversion service is not available!";
+          
+        });
+       
+        $(this).val("");
+      }
+    });
+
     $("#simple-af-file-input").change(function () {
       var chiseInstance = appUtilities.getActiveChiseInstance();
 
@@ -1454,14 +1488,19 @@ module.exports = function() {
     $("#export-as-sbgnml-plain-file").click(function (evt) {
       fileSaveView.render("sbgn", "plain");
     });
+
     $("#export-as-sbgnml3-plain-file").click(function (evt) {
       fileSaveView.render("sbgn", "plain3");
     });
 
-   $("#export-as-sbml").click(function (evt) {
-    fileSaveView.render("sbml", null, null);
-   
+    $("#export-as-sbml").click(function (evt) {
+      fileSaveView.render("sbml", null, null);
     });
+
+    $("#export-as-gpml").click(function (evt) {
+      fileSaveView.render("gpml", null, null);
+    });    
+
     $("#add-complex-for-selected").click(function (e) {
 
       // use active chise instance
diff --git a/app/js/app-utilities.js b/app/js/app-utilities.js
index eac17c3e2..3ea0438d2 100644
--- a/app/js/app-utilities.js
+++ b/app/js/app-utilities.js
@@ -2647,16 +2647,30 @@ appUtilities.launchWithModelFile = function() {
               loadFcn();
 
           }
-
+          if (fileExtension === "gpml") {
+            chiseInstance.loadGpml(file, success =  async function (data) {
+              if (cyInstance.elements().length !== 0) {
+                promptConfirmationView.render( function () {
+                  chiseInstance.loadSBGNMLText(data, false, filename, cy, paramObj);
+                  chiseInstance.endSpinner('paths-byURL-spinner');
+                });
+
+                chiseInstance.endSpinner("paths-byURL-spinner");
+              }
+              else {
+              await chiseInstance.loadSBGNMLText(data.message, false, filename, cy, paramObj);
+                chiseInstance.endSpinner("paths-byURL-spinner");
+              }
+            });
+          }          
           else if (fileExtension === "xml" || fileExtension === "sbml") {
-            
             // CD file
             if (xmlObject.children.item(0).getAttribute('xmlns:celldesigner')) {
                chiseInstance.loadCellDesigner(file, success =  async function (data) {
                 if (cyInstance.elements().length !== 0) {
-                   promptConfirmationView.render( function () {
-                     chiseInstance.loadSBGNMLText(data, false, filename, cy, paramObj);
-                    chiseInstance.endSpinner('paths-byURL-spinner')
+                  promptConfirmationView.render( function () {
+                    chiseInstance.loadSBGNMLText(data, false, filename, cy, paramObj);
+                    chiseInstance.endSpinner('paths-byURL-spinner');
                   });
 
                   chiseInstance.endSpinner("paths-byURL-spinner");
@@ -2674,18 +2688,14 @@ appUtilities.launchWithModelFile = function() {
                   await promptConfirmationView.render(async function () {
                     await chiseInstance.loadSBGNMLText(data.message, false, filename, cy, paramObj);
                   });
-                  chiseInstance.endSpinner('paths-byURL-spinner')
-
+                  chiseInstance.endSpinner('paths-byURL-spinner');
                 }
                 else {
-                 await chiseInstance.loadSBGNMLText(data.message, false, filename, cy, paramObj);
-                 chiseInstance.endSpinner('paths-byURL-spinner')
-
-
+                  await chiseInstance.loadSBGNMLText(data.message, false, filename, cy, paramObj);
+                  chiseInstance.endSpinner('paths-byURL-spinner');
                 }
               });
             }
-            
           }
           else {
            await  chiseInstance.loadNwtFile(file, loadCallbackSBGNMLValidity, loadCallbackInvalidityWarning, paramObj);
diff --git a/app/js/backbone-views.js b/app/js/backbone-views.js
index c111332ec..c4dc4394e 100644
--- a/app/js/backbone-views.js
+++ b/app/js/backbone-views.js
@@ -2595,6 +2595,9 @@ var FileSaveView = Backbone.View.extend({
       case 'sbml':
         fExt = 'sbml'
         break;
+      case 'gpml':
+        fExt = 'gpml'
+        break;        
       case 'sif':
         fExt = 'sif'
         break;
@@ -2712,6 +2715,16 @@ var FileSaveView = Backbone.View.extend({
         });
      
       }
+      else if(fileformat === "gpml")
+      {
+        chiseInstance.saveAsGpml(filename, function(data,errorMessage){
+        
+          var promptSbmlConversionErrorView  = new PromptSbmlConversionErrorView({el: '#prompt-sbmlConversionError-table'});
+          promptSbmlConversionErrorView.render(data,errorMessage);             
+          //document.getElementById("file-conversion-error-message").innerText = "Conversion service is not available!";              
+        });
+     
+      }      
       else if(fileformat === "sif")
       {
         chiseInstance.saveAsPlainSif( filename, true );     
diff --git a/index.html b/index.html
index 734845e17..7dc190970 100644
--- a/index.html
+++ b/index.html
@@ -102,12 +102,14 @@
                                                         <input id="sif-layout-input" type="file" style="display:none" />
                                                         <input id="sbml-file" type="file" style="display:none" />
                                                         <input id="celldesigner-file-input" type="file" style="display:none" />
+                                                        <input id="gpml-file-input" type="file" style="display:none" />
                                                         <li><a href="#" id="import-simple-af-file">Simple AF</a></li>
                                                         <li><a href="#" id="import-sif-file">SIF</a></li>
                                                         <li><a href="#" id="import-sif-style">SIF Style</a></li>
                                                         <li><a href="#" id="import-sif-layout">SIF Layout</a></li>
                                                         <li><a href="#" id="import-SBML-file">SBML</a></li>
                                                         <li><a href="#" id="import-celldesigner-file">CellDesigner</a></li>
+                                                        <li><a href="#" id="import-GPML-file">GPML</a></li>
                                                     </ul>
                                                 </li>
                                                 <li class="dropdown-submenu">
@@ -123,6 +125,7 @@
                                                         <li><a href="#" id="export-to-sif-layout">SIF Layout</a></li>
                                                         <li><a href="#" id="export-as-sbml">SBML</a></li>
                                                         <li><a href="#" id="export-as-celldesigner-file">CellDesigner</a></li>
+                                                        <li><a href="#" id="export-as-gpml">GPML</a></li>
                                                     </ul>
                                                 </li>
                                                 <li class="dropdown-submenu">