>3ccvL (L:) observed residues (from ATOM records)
tskkkrqrgsrthgggshknrrgaghrggrgdagrdkhefhnheplgksgfkrpqkvqee
aatidvreidenvtllaaddvaefrvdvrdvveeaddadyvkvlgagqvrheltliaddf
segarekvegaggsveltdlgeerq