load "1DSZ.pdb"
define set1 *.c2'
define set2 (*.op2 OR *.op1)
define set3 ((*.n1 OR *.n2 OR *.n3 OR *.n4 OR *.n5 OR *.n6 OR *.n7 OR *.n8 or *.n9) AND dna)
background grey
select all
cpk off
wireframe 50
select dna
color green
select protein AND :A
color red
restrict (protein AND :A) OR dna
pause
restrict dna
pause
select set1
cpk 100
color yellow
pause
select set1
cpk off
color green
select set2
cpk 100
color yellow
pause
select set1
cpk 100
color yellow
pause
select set2
cpk off
color green
select set3
cpk 100
color yellow