>3cpwK (K:) observed residues (from ATOM records)
tskkkrqrgsrthgggshknrrgaghrggrgdagrdkhefhnheplgksgfkrpqkvqee
aatidvreidenvtllaaddvaefrvdvrdvveeaddadyvkvlgagqvrheltliaddf
segarekvegaggsveltdlgeerq