General Toolbar

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Rectangle Selection

Allows selection in rectangle mode on mouse drag.

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Lasso Selection

Allows selection in lasso mode on mouse drag.

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Structure Selection

Allows selection in structure selection mode on mouse drag. With this selection mode only whole fragments can be selected.

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Erase

Removes all structures upon selection.

Undo

Reverses the last command or the last entry you typed.

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Redo

Reverses the action of the last Undo command.

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Cut

Removes and copies the selection to the clipboard.

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Copy

Copies the selection to the clipboard.

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Paste

Inserts the contents of the clipboard at the location of the cursor, without replacing selection.

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Check Structure

Checks and corrects chemical structures. See Structure Checker User's Guide for more details.

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Zoom In

Increases the canvas's magnification.

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Zoom Out

Decreases the canvas's magnification.

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Zoom Tool

Changes the canvas's magnification to a specific value. It can also do autoscale using named values: All, Selection.
This is supplemented with 'Scaffold' and R-group(s) when there is a defined R-group on the canvas.

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Help Contents

Shows MarvinSketch User's Guide.