Update app.py

app.py

@@ -1015,13 +1015,13 @@ def main():
                 # Extract reference window
                 ref_pdb = extract_window_pdb(
                     selected_row['Ref_Path'],
-                    selected_row['Ref_Indices']
+                    selected_row['Ref_Window']
                 )
                 
                 # Extract and transform query window
                 query_pdb = extract_window_pdb(
                     selected_row['Query_Path'],
-                    selected_row['Query_Indices']
+                    selected_row['Query_Window']
                 )
                 
                 query_aligned_pdb = transform_pdb_string(