display all
color cpk
pause
cartoons off
wireframe 50
color grey
define dr_polar *.O?* and dna
define dr_nonpolar *.C?* and dna
define p_polar *.OP? and dna
define p_nonpolar *.P? and dna
define bb_polar (DA.N6, DA.N7) or (DT.O4) or (DC.N4) or (DG.O6, DG.N7)  
define bb_nonpolar (DA.C6, DA.C5, DA.C5) or (DG.C6, DG.C5, DG.C8) or (DC.C6, DC.C5, DC.C4) or (DT.C6, DT.C5, DT.C4, DT.C7) or (DA.C6, DA.C5, DA.C5)
define sb_polar (DA.N3, DA.N9) or (DG.N2, DG.N3, DG.N9) or (DC.O2, DC.N1) or (DT.O2, DT.N1)
define sb_nonpolar (DA.C2, DA.C4) or (DG.C2, DG.C4) or (DC.C2) or (DT.C2, DT.C6)
pause
select within (3.5, dr_polar) and (*.N? or *.O?) and protein
cpk 300
color green
pause
select within (4.5, dr_nonpolar) and (*.C? or  *.S? or *.P?) and protein
cpk 300
color red
pause
select within (3.5, p_polar) and (*.N? or *.O?) and protein
cpk 300
color purple
pause
select within (4.5, p_nonpolar) and (*.C? or  *.S? or *.P?) and protein
cpk 300                                                                  
color yellow
pause
select within (3.5, bb_polar) and (*.N? or *.O?) and protein                                                             
cpk 300                                                     
color white
pause
select within (4.5, bb_nonpolar) and (*.C? or  *.S? or *.P?) and protein
cpk 300                                                                
color blue
pause
select within (3.5, sb_polar) and (*.N? or *.O?) and protein                                                        
cpk 300                                                       
color orange
pause
select within (4.5, sb_nonpolar) and (*.C? or  *.S? or *.P?) and protein                                                 
cpk 300                                                                   
color pink