#!rasmol -script
# File: myo1.spt
# Creator: RasMol Version 2.6- modified by E Stainback
# Assumes pdb file already loaded in Rasmol Window

background [0,0,0]

set ambient 60
set specular off

reset
select all
cpk off
label off
ribbon off
wireframe
slab off
rotate z 24
rotate y 6
rotate x -132
zoom 162

set bonds off
set axes off
set boundingbox off
set unitcell off
set bondmode and
dots off


# Avoid Colour Problems!
select all
colour bonds none
colour backbone none
colour hbonds none
colour ssbonds none
colour ribbons none
colour white

# show alpha helices with front ones in green
color yellow
select helix
color orange
select 3-19
color green
select 58-77
color green
select all
ribbon
wireframe off
select hem
color red
wireframe 40
spacefill 120
select his64, his93
color blue
wireframe 40
spacefill 120

echo Myoglobin
echo The molecule consists mainly of alpha helical 
echo secondary structure.
echo The heme group is red.
echo Two important histidines residues are shown in blue.