>2zltB (B:) observed residues (from ATOM records)
vqlsgeekaavlalwdkvneeevggealgrllvvypwtqrffdsfgdlsnpgavmgnpkv
kahgkkvlhsfgegvhhldnlkgtfaalselhcdklhvdpenfrllgnvlvvvlarhfgk
dftpelqasyqkvvagvanalahky