Selecting a Structure

Set Selection mode on by clicking one of the three available Selection buttons.

  • images/download/thumbnails/41124956/select-rectangle240.png Rectangle Selection

  • images/download/thumbnails/41124956/select-lasso240.png Lasso Selection

  • images/download/thumbnails/41124956/select-structure240.png Stucture Selection

To select a ...

choose

and..

atom

images/download/thumbnails/41124956/select-rectangle240.png

click on it

images/download/thumbnails/41124956/select-lasso240.png

bond

images/download/thumbnails/41124956/select-rectangle240.png

click on the bond that links them

images/download/thumbnails/41124956/select-lasso240.png

rectangular region

images/download/thumbnails/41124956/select-rectangle240.png

click at one corner of the desired region and drag the mouse to the opposite corner. While the mouse button is pressed down, a guide will be displayed to aid you

non-rectangular region

images/download/thumbnails/41124956/select-lasso240.png

press the left mouse button to start selecting, and draw the region with your mouse without releasing the mouse button.

A blue guide line appears along the selection region. A pink line connects the start and end points.

fragment

images/download/thumbnails/41124956/select-rectangle240.png

double-click on an atom or bond

images/download/thumbnails/41124956/select-lasso240.png

molecule

images/download/thumbnails/41124956/select-structure24.png

click on an atom or bond.

whole stucture

images/download/thumbnails/41124956/select-rectangle240.png

double-click on any part of it

images/download/thumbnails/41124956/select-lasso240.png

double-click on any part of it

To unselect all click an empty area of the canvas.

The Invert selection (Ctrl+Shift+I) will change the current selection such that everything previously unselected will now be selected and vice versa. If there is no selection, the entire image area will be selected.