>2z6mE (E:) observed residues (from ATOM records)
tsqvrqnydqdseaainrqinlelyasyvylsmsyyfdrddvalknfakyflhqsheerc
haeklmklqnqrggriflqdikkpdrddwesglnameaalqleknvnqsllelhklatdk
ndphlcdfiethylncqvcaikclgdhvtnlrkmgapesglaeylfdkhtlg