>2p6bB (B:) observed residues (from ATOM records)
dadeikrlgkrfkkldldnsgslsveefmslpelqqnplvqrvidifdtdgngevdfkef
iegvsqfsvkgdkeqklrfafriydmdkdgyisngelfqvlkmmvgnnlkdtqlqqivdk
tiinadkdgdgrisfeefcavvggld