Structures Node
Use the Structures node to view a list of all the Structures in an assembly.
Double-click the Structures node to expand it. The right pane displays the following information about the structures:
Name. Name of the individual structures.
Right-click the Structures node to display the following seven options:
Add Struct. Adds a new structure to the assembly.
Paste. Inserts the structure from the Clipboard into the current assembly definition.
Properties. Displays the Properties window.