>4xtaA (A:) observed residues (from ATOM records)
sadlralakhlydsyiksfpltkakarailtgkttdkspfviydmnslmmgedkevairi
fqgcqfrsveavqeiteyaksipgfvnldlndqvtllkygvheiiytmlaslmnkdgvli
segqgfmtreflkslrkpfgmepkfefavkfnalelddsdlaifiaviilsgdrpgllnv
kpiediqdnllqalelqlklnhpessqlfakllqkmtdlrqivtehvqllqvikktetdl
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