>2ifaF (F:) observed residues (from ATOM records) snfldlqkqrrsiyalgktvdlskaelvaliqnaikqapsafnsqtsralvlfgqdsqdf wnkiayselekvtpaeafagtkaklesfaagvgtillfedqavvrnleenfplyaenfqp wseqahgialyaiwlalaeqnigmsvqhynplvdaqvaekydlptnwkmraqipfgsiea pagekefmadqerfkvfgd