>1t93A (A:) observed residues (from ATOM records)
etisqavppvrdwpavdlpgsdfdpvltelmregpvtrislpngegwawlvtrhddvrlv
tndprfgreavmdrqvtrlaphfipargavgfldppdhtrlrrsvaaaftargvervrer
srgmldelvdamlragppadlteavlspfpiavicelmgvpatdrhsmhtwtqlilsssh
gaevseraknemnayfsdliglrsdsagedvtsllgaavgrdeitlseavglavllqigg
eavtnnsgqmfhlllsrpelaerlrsepeirpraidellrwiphrnavglsrialedvei
kgvriragdavyvsylaanrdpevfpdpdridferspnphvsfgfgphycpggmlarles
ellvdavldrvpglklavapedvpfkkgalirgpealpvtwaa