>3v56F (F:) observed residues (from ATOM records)
vtqdclqliadsetptiqkgsytfvpwllsfkrgsaleekenkilvketgyffiygqvly
tdktyamghliqrkkvhvfgdelslvtlfrciqnmpetlpnnscysagiakleegdelql
aiprenaqisldgdvtffgalkll