reset
select 
colour grey
wireframe off
spacefill off
ribbon off
strand off
labels off


select protein
spacefill
select hydrogen
spacefill off  
select 3,7,11,15,19
colour cyan
select 4,8,12,16,20
colour red
select 1,5,9,13,17,21
colour blue
select 2,6,10,14,18,22
colour green

rotate z -158
rotate y -17
rotate x 83