# This is a Rasmol script to demonstrate tRNA structure 1b23.

load H:\Term3\Credits\Credit1\pdb1b23.ent
define helix1 1-7R, 66-72R
define helix2 10-12R, 23-25R
define helix3 26-32R, 38-44R
define helix4 48-52R, 60-64R
echo tRNA helixes are defined as helix1,helix2,helix3,helix4
define helixes helix1, helix2, helix3, helix4
echo helixes is for joint of helix1,helix2,helix3,helix4
define loop1 8-9R
define loop2 13-22R
define loop3 33-37R
define loop4 45-48R
define loop5 54-60R
echo loops are defined as loop1,loop2,loop3,loop4,loop5
define loops loop1, loop2, loop3, loop4, loop5
echo loops is for joint of loop1,loop2,loop3,loop4,loop5
define knot1 26R, 44R
define knot2 27R, 43R
echo tRNA knots are definded as knot1, knot2
define knots knot1, knot2
echo knots is for joint of knot1, knot2 
define anticodon 34-36R
echo anticodon is definded as anticodon
restrict none
background white
select helixes
backbone on
color gold
echo all helixes are selected
pause
select helix1
color grey
pause
select helix2
color blue
pause
select helix3
color green
pause
select helix4
color pink
pause
select helixes
wireframe on
color cpk
pause
restrict none
select loops
backbone on 
color green
echo all loops are selected
pause
select loop1
color grey
pause
select loop2
color gold
pause
select loop3
color red
pause
select loop4
color pink
pause
select loops
wireframe on 
color cpk
pause
select loops
color green
wireframe on
select helixes
color pink
wireframe on
select anticodon
wireframe on
color red
select knots
wireframe on
color gold
echo helixex are pink, loops are green, anticodon is red, knots are gold