>1k73J (J:) observed residues (from ATOM records)
kpgamyrnsskpaytrreyisgipgkkiaqfdmgnngagptypaqvelvvekpvqirhna
leaarvaanryvqnsgaaanykfrirkfpfhvirenkdgmrapfgkpvgtaarvhganhi
fiawvnpdpnveeawrrakmkvtptinidsspagna