>3b69A (A:) observed residues (from ATOM records)
aslapgssrvelfkrqsskvpfekdgkvtervvhsfrlpalvnvdgvmvaiadaryetsf
dnslidtvakysvddgetwetqiaiknsrassvsrvvdptvivkgnklyvlvgsynssrs
ywtshgdardwdillavgevtkstaggkitasikwgspvslkeffpaemegmhtnqflgg
agvaivasngnlvypvqvtnkkkqvfskifysedegktwkfgkgrsafgcsepvaleweg
kliintrvdyrrrlvyessdmgntwleavgtlsrvwgpspksnqpgsqssftavtiegmr
vmlfthplnfkgrwlrdrlnlwltdnqriynvgqvsigdensayssvlykddklyclhei
nsnevyslvfarlvgelriiksvlqswknwdshlssictpagcgpavttvglvgflshsa
tktewedayrcvnastanaervpnglkfagvgggalwpvsqqgqnqryhfanhaftlvas
vtihevpkgaspllgasldssggkkllglsydkrhqwqpiygstpvtptgswemgkryhv
vltmankigsvyidgeplegsgqtvvpdertpdishfyvggykrsgmptdsrvtvnnvll
ynrqlnaeeirtlflsqdligteahm