echo "Human Class I alpha-1;2-mannosidase is an alpha/alpha toroid."
load 1FMI.pdb
select *
wireframe off
cartoon
pause
echo "Notice that the helicies form a circular pattern with an open center."
rotate x -302
rotate y 198
rotate z -18
pause
echo "There is an opening, but not a channel through the protein."
#wireframe on
spacefill on
select HOH
spacefill off
pause
zap