>1szaC (C:) observed residues (from ATOM records) dhdtevivkdfnsileeltfnsrpiittltklaeeniscaqyfvdaiesriekcmpkqkl yafyaldsicknvgspytiyfsrnlfnlykrtyllvdnttrtklinmfklwlnpndtglp lfegsalekieqflikasaa