>3tnlA (A:) observed residues (from ATOM records)
kiteritghteligliatpirhslsptmhneafaklgldyvylafevgdkelkdvvqgfr
amnlrgwnvsmpnktnihkyldklspaaelvgavntvvnddgvltghitdgtgymralke
aghdiigkkmticgaggaataiciqaaldgvkeisifnrkddfyanaektvekinsktdc
kaqlfdiedheqlrkeiaesviftnatgvgmkpfegetllpsadmlrpelivsdvvykpt
ktrlleiaeeqgcqtlnglgmmlwqgakafeiwthkempvdyikeilf