The command combine combines atomic models or copies a single atomic model to create a new model, optionally closing the originals (default false, keep all models). The ID number and name of the new model can be specified. To combine atomic models by forming a covalent bond, see build join instead. See also: rename, renumber, changechains, bond, open
A blank specification of input models means all current atomic models. When multiple models are combined, the order of specification has an effect: