>3td8A (A:) observed residues (from ATOM records)
ksltlivalttsygigrsnslpwklkkeisyfkrvtsfvptfdsfesmnvvlmgrktwes
iplqfrplkgrinvvitrnihsaksldhalellyrtygsessvqinrifviggaqlykaa
mdhpkldrimatiiykdihcdvffplkfrdkewssvwkkekhsdleswvgtkvphgkine
dgfdyefemwtrdl