>3fztA (A:) observed residues (from ATOM records)
iaredvvlnrilgegffgevyegvytnhkgekinvavktckkdctldnkekfmseavimk
nldhphivkligiieeeptwiimelypygelghylernknslkvltlvlyslqickamay
lesincvhrdiavrnilvaspecvklgdfglsrdelpikwmspesinfrrfttasdvwmf
avcmweilsfgkqpffwlenkdvigvlekgdrlpkpdlcppvlytlmtrcwdydpsdrpr
ftelvcslsdvyqmekdia