>3tzoA (A:) observed residues (from ATOM records)
tisqavppvrdwpavdlpgsdfdpvltelmregpvtrislpngegwawlvtrhddvrlvt
ndprfgreavmdrqvtrlaphfkpargavgfldppdhtrlrrsvaaaftargvervrers
rgmldelvdamlragppadlteavlspfpiavicelmgvpatdrhsmhtwtqlilssshg
aevseraknemnayfsdliglrsdsagedvtsllgaavgrdeitlseavglavllqigge
avtnnsgqmfhlllsrpelaerlrsepeirpraidellrwiphrnavglsrialedveik
gvriragdavyvsylaanrdpevfpdpdridferspnphvsfgfgphycpggmlarlese
llvdavldrvpglklavapedvpfkkgalirgpealpvtwhh