Set bond
From PyMOLWiki
Set_bond sets properties on bonds. This is usually some atom-connecting property like Line_width, line_color, Stick_radius.
Syntax
# set settingName to value for object or selection objSel
set_bond settingName, value, objSelExamples
# Example load $TUT/1hpv.pdb remove het as lines color blue set_bond line_with, 5, i. 1-10

