#PDB cf residue atom     bb_p  bb_s  bb_f  chi_p chi_s  HB-D  HB-I  REF         pred
#---------------------------------------------------------------------------------------------
2xb2 s GLU  2   N        0.00  1.43  0.00  0.00  2.02 -1.26 -5.74  118.70      115.15
2xb2 s GLU  2   Ca       0.00 -0.52  0.26  0.00  0.02  0.00  0.00   54.97       54.74
2xb2 s GLU  2   Cb       0.00 -1.29  0.70  0.00  0.10  0.00  0.00   34.13       33.64
2xb2 s GLU  2   CO       0.00  0.24  1.55  0.54  0.02  0.00  0.00  175.26      177.61