>2z6mI (I:) observed residues (from ATOM records)
tsqvrqnydqdseaainrqinlelyasyvylsmsyyfdrddvalknfakyflhqsheerc
haeklmklqnqrggriflqdikkpdrddwesglnameaalqleknvnqsllelhklatdk
ndphlcdfiethylncqvcaikclgdhvtnlrkmgapesglaeylfdkhtlg