User guide

The helix protein has four adjustment handles: height, width of the strands, width of the cylinders, and spacing.
Figure 4.1: Adjustment handles on a helix protein. A) height adjustment; B) width of strands; C) width of cylinder; D)
spacing between cylinders.
DNA molecules
To create a DNA molecule:
1. Select the DNA tool from the BioDraw toolbar.
2. Drag in the work space or click to draw the default size.
When orienting the DNA, note that if the Fixed Angles option on the Object menu is selected, you are constrained to
15 degree increments. You can override the default by pressing ALT key as you drag.
DNA has four adjustment handles: height, width of the strands, offset of the second strand, and spacing.
Coloring residues
After you draw a protein or DNA strand, you can color each residue using any of the coloring tools-shading, fading, or
filled.
1. Using the Marquee or Lasso tool, select a residue to color.
2. Select the desired color from the Color menu.
3. On the Curves menu, select either Filled, Shaded, or Faded.
tRNA
To create a tRNA molecule:
1. Select the tRNA tool from the BioDraw toolbar.
2. Click and drag in the workspace until the tRNA object is the desired size.
Having drawn the tRNA molecule, you can modify it as desired
ChemBioDraw 13.0
Chapter 4: BioDraw 56 of 401