GGA Sofware Services

Editing Tips

Hot Keys

Here is the list of useful Ketcher hot keys:

Key Action
Esc Simple selection mode / exit from dialog window
0 Any bond mode
1 Simple/Up/Down/Up or Down bond mode. Multiple pressing switches these types one by one
2 Double/Cis or Trans bond mode. Multiple pressing switches these types one by one
3 Triple bond mode
4 Aromatic bond mode
5 Increase/decrease charge mode. . Multiple pressing switches between two modes
T Template mode. Multiple pressing selects different templates one by one
A Any atom mode
H H atom mode
C C atom mode
N N atom mode
O O atom mode
S S atom mode
F F atom mode
P P atom mode
Shift+C Cl atom mode
Shift+B Br atom mode
I I atom mode
+ Zoom in
- Zoom out
Ctrl+N (PC) New document
Cmd+N (Mac) New document
Ctrl+O (PC) Open/Load
Cmd+O (Mac) Open/Load
Ctrl+S (PC) Save/Export
Cmd+S (Mac) Save/Export
Ctrl+Z (PC) Undo (Redo with Shift pressed)
Cmd+Z (Mac) Undo (Redo with Shift pressed)
Ctrl+X (PC) Cut
Cmd+X (Mac) Cut
Ctrl+C (PC) Copy
Cmd+C (Mac) Copy
Ctrl+V (PC) Paste
Cmd+V (Mac) Paste
Ctrl+L (PC) Clean up
Cmd+L (Mac) Clean up
Ctrl+G (PC) S-group tool
Cmd+G (Mac) S-group tool
Shift+R R-group tool

Note: all these shortcuts are shown on tooltips.

In-place Atom Editing

When the simple selection mode is active, you can enter in-place editing if click and hold on an atom. This mode supports the direct input of an atom label and charge, for example: N-, C2+, Na.

Fast Atom Label Input

You can change atom label simply typing it when the atom is under cursor and highlighted.

Atom Properties Dialog

When you double click on an atom, the properties dialog will appear.

Bond Properties Dialog

When you double click on a bond, the properties dialog will appear.

Flipping Directed Bonds

If you click on an up bond and it the up bond mode is selected, this bond will be flipped. The same is true for down bonds.