>2z6mC (C:) observed residues (from ATOM records)
tsqvrqnydqdseaainrqinlelyasyvylsmsyyfdrddvalknfakyflhqsheerc
haeklmklqnqrggriflqdikkpdrddwesglnameaalqleknvnqsllelhklatdk
ndphlcdfiethylncqvcaikclgdhvtnlrkmgapesglaeylfdkhtlg