>5lnuB (B:) observed residues (from ATOM records)
kspfsvkvglaqmlrggvimdvvnaeqariaeeagacavmalervpadiraqggvarmsd
pqmikeikqavtipvmakarighfveaqileaigidyidesevltladedhhinkhnfri
pfvcgcrnlgealrriregaamirtkgeagtgniieavrhvrsvngdirvlrnmdddevf
tfakklaapydlvmqtkqlgrlpvvqfaaggvatpadaalmmqlgcdgvfvgsgifksgd
parraraivqavthysdpemlvevscglgeamvginln