#PDB cf residue atom     bb_p  bb_s  bb_f  chi_p chi_s  HB-D  HB-I  REF         pred
#---------------------------------------------------------------------------------------------
1a7c s ALA  913 N        0.00  2.26  0.00  3.52  0.00 -1.26 -5.74  121.76      120.55
1a7c s ALA  913 Ca       0.00 -1.01  0.00  0.00  0.00  0.00  0.00   51.96       50.95
1a7c s ALA  913 Cb       0.00 -0.78  0.00  0.00  0.00  0.00  0.00   23.12       22.34
1a7c s ALA  913 CO       0.00  0.39  0.33 -1.13  0.00  0.00  0.00  175.76      175.35