>6an1A (A:) observed residues (from ATOM records)
lnpesadlralakhlydsyiksfpltkakarailtgkttdkspfviydmnslmmgedkik
kevairifqgcqfrsveavqeiteyaksipgfvnldlndqvtllkygvheiiytmlaslm
nkdgvlisegqgfmtreflkslrkpfgdfmepkfefavkfnalelddsdlaifiaviils
gdrpgllnvkpiediqdnllqalelqlklnhpessqlfakllqkmtdlrqivtehvqllq
vikktetdmslhpllqeiykd