zoom 60
select dna 
color white
select all
wireframe off
cpk off
spin on
pause Press 'ENTER' for the next step of the script
restrict dna
cartoons off
wireframe 80
define set1 (*.O5' or *.O4' or *.O3')
define set2 (*.OP1 or*.OP2)
define set3 (DNA and *.N?)
pause Press 'ENTER' for the next step of the script (SET1)
select set1
color cpk
cpk 150
pause Press 'ENTER' for the next step of the script (SET2)
select set2
color yellow
cpk 150
pause Press 'ENTER' for the next step of the script (SET3)
select set3
color cpk
cpk 150