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