>1so4A (A:) observed residues (from ATOM records)
lpmlqvaldnqtmdsayettrliaeevdiievgtilcvgegvravrdlkalyphkivlad
aaiadagkilsrmcfeanadwvtviccadintakgaldvakefngdvqieltgywtweqa
qqwrdagigqvvyhrsrdaqaagvawgeaditaikrlsdmgfkvtvtgglaledlplfkg
ipihvfiagrsirdaaspveaarqfkrsiaelw