>1z93A (A:) observed residues (from ATOM records)
ewgyashngpdhwhelfpnakgenqspielhtkdirhdpslqpwsvsydggsaktilnng
ktcrvvfddtydrsmlrggplpgpyrlrqfhlhwgssddhgsehtvdgvkyaaelhlvhw
npkyntfkealkqrdgiavigiflkighengefqifldaldkiktkgkeapftkfdpssl
fpasrdywtyqgsfttppceecivwlllkepmtvssdqmaklrsllssaeneppvplvsn
wrppqpinnrvvrasfkhhhhhh