>2z5dA (A:) observed residues (from ATOM records)
pspgkrrmdtdviklieskhevtilgglnefvvkfygpqgtpyeggvwkvrvdlpdkypf
kspsigfmnkifhpnideasgtvcldvinqtwtalydltnifesflpqllaypnpidpln
gdaaamylhrpeeykqkikeyiqkyateealk