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                        SBGN notation:
                        Learning SBGN
                        -
                        Learner's Cards
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                        SIF notation:
                        SIF Relations
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                        SBML notation:
                        SBO terms mapping to CellDesigner notation
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                      | File > Samples: Open a sample model | 
                    
                    
                      | Double-click on node: Edit label | 
                    
                    
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                        Right-click: Context menu for associated object
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                        Right click on selected edge: Add bend/control
                        point for edge
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                        Ctrl/Cmd + drag on a node: Transfer a node in and
                        out of a complex/compartment/submap
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                        Shift + drag: Box selection (select touched nodes
                        and included edges)
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                        Ctrl/Cmd + Shift + drag: Marquee zoom (zoom to
                        marked area)
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                        Shift + click: Add/remove an element to/from the
                        current selection
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                        Shift + taphold on node/edge: Select neighborhood
                        of node/edge (involved processes for PD maps)
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                        Alt + taphold on node/edge: Select all
                        nodes/edges of this type
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                        Arrow keys: Move selected nodes in arrow
                        direction; use Shift (Alt) for faster (slower) move
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