>1w7iB (B:) observed residues (from ATOM records)
efnkdqleefkeafelfdrvgdgkilysqcgdvmralgqnptnaevlkvlgnpksdelks
rrvdfetflpmlqavaknrtyedylegfrvfdkegngkvmgaelrhvlttlgekmteeev
etvlaghedsngcinyeaflkhils