>2z6mL (L:) observed residues (from ATOM records)
tsqvrqnydqdseaainrqinlelyasyvylsmsyyfdrddvalknfakyflhqsheerc
haeklmklqnqrggriflqdikkpdrddwesglnameaalqleknvnqsllelhklatdk
ndphlcdfiethylncqvcaikclgdhvtnlrkmgapesglaeylfdkhtlg