>1x1tA (A:) observed residues (from ATOM records)
mlkgkvavvtgstsgiglgiatalaaqgadivlngfgdaaeiekvraglaaqhgvkvlyd
gadlskgeavrglvdnavrqmgridilvnnagiqhtaliedfptekwdailalnlsavfh
gtaaalphmkkqgfgriiniasahglvasanksayvaakhgvvgftkvtaletagqgita
naicpgwvrtllsekqpslqfvtpeqlggtavflasdaaaqitgttvsvdggwtar