>1s7nC (C:) observed residues (from ATOM records)
eiipvsttlelraadeshvpalhqlvlknkawlqqsldwpqyvtsqeetrkhvqgnillh
qrgyakmylifcqnemagvlsfnaiepinkaayigywldesfqgqgimsqslqalmthya
rrgdirrfvikcrvdnqasnavarrnhftlegcmkqaeylngdyhdvnmyariida