>2wk5A (A:) observed residues (from ATOM records)
epkqlpelirmkrdggrlseadirgfvaavvngsaqgaqigamlmairlrgmdleetsvl
tqalaqsgqqlewpeawrqqlvdkhstggvgdkvslvlapalaacgckvpmisgrglght
ggtldklesipgfnviqspeqmqvlldqagccivgqseqlvpadgilyaardvtatvdsl
plitasilskklveglsalvvdvkfggaavfpnqeqarelaktlvgvgaslglrvaaalt
amdkplgrcvghaleveeallcmdgagppdlrdlvttlggallwlsghagtqaqgaarva
aalddgsalgrfermlaaqgvdpglaralcsgspaerrqllprareqeellapadgtvel
vralplalvlhelgagrsrageplrlgvgaellvdvgqrlrrgtpwlrvhrdgpalsgpq
sralqealvlsdrapfaapspfaelvlpp