Figure 1.
Sequence and structure comparison tool widget.
The widget on the left is generated by the Javascript code on the right. Only the pointer (src) to the js file is required, the other lines allow the user to customize the look and feel of the widget to match their own Web page.
Figure 2.
The box labeled usage shows how these tags are used in the html document. On the left is such a Web page (in italics) that has been semantically tagged. The Web page was created by David Goodsell as part of the RCSB PDB “Molecule of the Month” feature.