>1pb6B (B:) observed residues (from ATOM records)
avsakkkailsaaldtfsqfgfhgtrleqiaelagvsktnllyyfpskealyiavlrqil
diwlaplkafredfaplaaikeyirlklevsrdypqasrlfcmemlagapllmdeltgdl
kalideksaliagwvksgklapidpqhlifmiwastqhyadfapqveavtgatlrdevff
nqtvenvqriiiegirpr