residues on barrel

use protein explore and use following code in chime.

1bia
select 289,287,276,278,300,298,309,311; color red;
1bgf
select 65,63,94,96,55,53,21,23; color red;
1efc
select 362,360,304,306,339,337,330,332; color red;
select 331,329,337,339,376,374,386,388:A;color green;