>1i3sA (A:) observed residues (from ATOM records)
sqtiirdcqvdkqtrelvyinkimntmltkpvlmmfnisgpirsvtrknnnlrdrikskp
deqfdqlerdysdqmdsikyfkdehysvscqngsvlkskfakilkshdytdkksieayek
yclpklvderndyyvavcvlkpgfengsnqvlsfeynpignkvivpfaheindtglyeyd
vvayvdsvqfdgeqfeefvqslilpssfknsekvlyyneasknksmiykalefttesswg
ksekynwkifcngfiydkkskvlyvklhnvtsalnknvilnti