Try the set ribbon_width, 4.0
command Cherrs, Greg -----Original Message----- From: pymol-users-ad...@lists.sourceforge.net [mailto:pymol-users-ad...@lists.sourceforge.net] On Behalf Of Jose Borreguero Sent: jeudi, 16. février 2006 15:47 To: pymol mailing list Subject: [PyMOL] thick c-alpha trace? I have a pdb with only CA entries. I did "set ribbon_trace,1" and "show ribbon" to see the c-alpha trace, but is there a way to control the thickness of the lines connecting the CA's ? jose