SelectMol ''
RemoveMol
ReadPdb ./znf42.pdb 
StyleBond line 
LineBond solid 2 
SelectAtom ':40-122 & bb' 
Fit to_first 'selected' 
DefPropAtom 'displayed' 'bb' 
DefPropBond 'displayed' 'bb'
SelectRes ''
ColorBond 0.5 0.5 0.5
#SelectRes ':35,36,130-299'
#StyleBond invisible

DefPropRes 'monomer1' ':35-128'
DefPropRes 'monomer2' ':335-428'


SelectRes 'monomer1'
CalcSecondary
XMacStand ribbon.mac
ColorAtom 0.6 1.0 0.6
ColorBond 0.6 1.0 0.6

SelectRes 'monomer2'
CalcSecondary
XMacStand ribbon.mac
ColorAtom 0.9 0.5 0.9
ColorBond 0.9 0.5 0.9

PaintRibbon atom_smooth

Fog linear 0.1 11 17