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