SelectRes 'res.num < 10' 
ListSelectedRes 
SelectRes 'name="PRO"' 
ListSelectedRes 
SelectRes 'num < 50 and name="PRO"' 
ListSelectedRes 
SelectAtom '' 
SelectBond '' 
SelectAngle '' 
SelectDist '' 
SelectPrim '' 
StyleAtom invisible 
StyleBond invisible 
StyleRibbon invisible as_is as_is as_is 
XMacStand ball_stick.mac 
SelectRes 'num > 10' 
ListSelectedRes 
StyleAtom invisible 
StyleBond invisible 
StyleRibbon invisible as_is as_is as_is 
AutoScale