>1i3sB (B:) observed residues (from ATOM records)
sqtiirdcqvdkqtrelvyinkimntmltkpvlmmfnisgpirsvtrknnnlrdrikskp
deqfdqlerdysdsikyfkdehysvscqngsvlkskfakilkshdytdkksieayekycl
pklvderndyyvavcvlkpgfengsnqvlsfeynpignkvivpfaheindtglyeydvva
yvdsvqfdgeqfeefvqslilpssfknsekvlyyneasknksmiykalefttesswgkse
kynwkifcngfiydkkskvlyvklhnvtsalnknvilntik