>1yk3E (E:) observed residues (from ATOM records)
dalvrlarerfdlpdqvrrlarppvpsleppyglrvaqltdaemlaewmnrphlaaawey
dwpasrwrqhlnaqlegtyslpligswhgtdggylelywaakdlishyydadpydlglha
aiadlskvnrgfgplllprivasvfaneprcrrimfdpdhrntatrrlcewagckflgeh
dttnrrmalyaleapt