Three Dimension 3D
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Checker searches for 3D (Z) coordinates.
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Fixer offers:
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cleaning the structures by 2D clean (clean);
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setting the atomic z-coordinates to zero (removezcoordinate).
 
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Example :
| 
         Three Dimension Checker (3d)  | 
                
         Warning:  | 
                
         Fix  | 
        |
| 
         Clean (clean)  | 
                
         Remove Z-Coordinate (removezcoordinate)  | 
        ||
| 
         Detect 3D coordinates  | 
                
               | 
                
               | 
                
               |