>1n4sE (E:) observed residues (from ATOM records)
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rafkltrdaielnaanytvwhfrrvllrslqkdlqeemnyiiaiieeqpknyqvwhhrrv
lvewlkdpsqelefiadilnqdaknyhawqhrqwviqefrlwdnelqyvdqllkedvrnn
svwnqrhfvisnttgysdravlerevqytlemiklvphnesawnylkgilqdrglsrypn
llnqlldlqpshsspyliaflvdiyedmlenqcdnkedilnkalelceilakekdtirke
ywryigrslqskhs