>1yw3E (E:) observed residues (from ATOM records)
snfldlqkqrrsiyalgktvdlskaelvaliqnaikqapsafnsqtsralvlfgqdsqdf
wnkiayselekvtpaeafagtkaklesfaagvgtillfedqavvrnleenfplyaenfqp
wseqahgialyaiwlalaeqnigmsvqhynplvdaqvaekydlptnwkmraqipfgsiea
pagekefmadqerfkvfgdle