Unresolved Residues and PDB file will be read of data storage and transfered to relax_fit.py.
This execute_rx_patch patch was attached to https://gna.org/task/?6847 by Michael Bieri
(https://gna.org/users/michaelbieri), in the zip file patches.zip
(https://gna.org/support/download.php?file_id=8122).
