carlos Prudencio wrote: > I need to do a de novo 3D model because I was't able to find any similar > structural to compare.
Modeller is a package for comparative modeling, so if you have no templates, Modeller can't help you - it doesn't do "ab initio" or "de novo" modeling. You will have to use a different package, such as Rosetta, if that is the case.
Ben Webb, Modeller Caretaker