load 1fcw.pdb
define helix1 1-7A,66-72A
define helix2 9-13A,15A,22-25A
define helix3 26-31A,39-44A
define helix4 49-54A,58A,61-65A
define hel helix1,helix2,helix3,helix4
select hel
color red
echo  tRNA helices are defined as helix1,helix2,helix3,helix4 is in red
define loop1 15-19A
define loop2 32-38A
define loop3 55-57A
define loop4 32-35A
define loops loop1,loop2,loop3,loop4
select loops
color green
echo  tRNA loops are defined as loop1,loop2,loop3,loop4 is in green
define anticodon 34-36A
select anticodon
color blue
echo tRNA anticod are defined as anticodon is in blue
define lend 73-76A
select lend
color brown
echo tRNA lends are defined as lend is in brown
define knot1 10,25A
define knot2 26,44A
define knot3 30,40A
define knot4 31,39A
define knot5 49,65A
define knot6 54,58A
define knots knot1,knot2,knot3,knot4,knot5,knot6
select knots
color yellow
echo tRNA knots are defined as knot1,knot2,knot3,knot4,knot5,knot6 is in yellow