Filter out those atoms that are further away than a given value from a selected atom
This can be accomplished a couple of different ways using the selection language:
color red, A/45/CA expand 10
color blue, polymer within 5 of A/45/CA
This can be accomplished a couple of different ways using the selection language:
color red, A/45/CA expand 10
color blue, polymer within 5 of A/45/CA