>1xxiB (B:) observed residues (from ATOM records)
vlarkwrpqtfadvvgqehvltalanglslgrihhaylfsgtrgvgktsiarllakglnc
etgitatpcgvcdncreieqgrfvdlieidaasrtkvedtrdlldnvqyapargrfkvyl
idevhmlsrhsfnallktleeppehvkfllattdpqklpvtilsrclqfhlkaldveqir
hqlehilneehiahepralqllaraaegslrdalsltdqaiasgdgqvstqavsamlgtl
dddqalslveamveangervmalineaaargieweallvemlgllhriamvqlspaalgn
dmaaielrmrelartipptdiqlyyqtlligrkelpyapdrrmgvemtllralafhprmp
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