GelMap-A novel software tool for building and presenting proteome reference maps

► GelMap is a software tool for building and evaluation of protein reference maps. ► GelMap offers variable frames to group and filter proteins according to functional categories. ► A pop-up window displays spot specific characteristics including links to databases. ► The capacity of GelMap is illustrated by two proteome projects. ► GelMap is freely available (www.gelmap.de) and easy to handle.