#PDB cf residue atom     bb_p  bb_s  bb_f  chi_p chi_s  HB-D  HB-I  REF         pred
#---------------------------------------------------------------------------------------------
1nex s PRO  5   N        0.00  1.61  0.00  3.23  0.02 -1.26 -5.74  135.00      132.86
1nex s PRO  5   Ca       0.00 -1.23  0.02  0.00  0.02  0.00  0.00   61.00       59.81
1nex s PRO  5   Cb       0.00 -1.95  0.12  0.00  0.02  0.00  0.00   34.50       32.69
1nex s PRO  5   CO       0.00  0.48  0.61 -2.30 -0.33  0.00  0.00  177.00      175.46