>4emzM (M:) observed residues (from ATOM records)
wrsegikyrknevfldvieavnllvsangnvlrseivgsikmrvflsgmpelrlglndkv
lfdntgrgksksveledvkfhqcvrlsrfendrtisfippdgefelmsyrlnthvkpliw
iesviekhshsrieymvkaksqfkrrstannveihipvpndadspkfkttvgsvkwvpen
seivwsvksfpggkeylmrahfglkppisvkfeipyfttsgiqvrylkiieksgyqalpw
vryitqngdyqlrtq