>4m1yA (A:) observed residues (from ATOM records)
mteyklvvvgacgvgksaltiqliqnhfvdeedsyrkqvvidgetslldildtageeysa
mrdqymrtgegfllvfainntksfedihhyreqikrvkdsedvpmvlvgnksdlpsrtvd
tkqaqdlarsygipfietsaktrqgvddafytlvreirkhke