>2pd4B (B:) observed residues (from ATOM records)
gflkgkkglivgvannksiaygiaqscfnqgatlaftylneslekrvrpiaqelnspyvy
eldvskeehfkslynsvkkdlgsldfivhsvafapkealegslletsksafntameisvy
slieltntlkpllnngasvltlsylgstkymahynvmglakaalesavrylavdlgkhhi
rvnalsagpirtlassgiadfrmilkwneinaplrknvsleevgnagmyllsslssgvsg
evhfvdagyhvmgmgaveekdnkatllwdlhkeq