########################
    #  Coupling constants  #
    ########################

save_JHNHA
   _Coupling_constant_list.Sf_category                  coupling_constants
   _Coupling_constant_list.Sf_framecode                 JHNHA
   _Coupling_constant_list.Entry_ID                     4643
   _Coupling_constant_list.ID                           1
   _Coupling_constant_list.Sample_condition_list_ID     1
   _Coupling_constant_list.Sample_condition_list_label  $sample_cond_1
   _Coupling_constant_list.Spectrometer_frequency_1H    500
   _Coupling_constant_list.Details                      .
   _Coupling_constant_list.Text_data_format             .
   _Coupling_constant_list.Text_data                    .

   loop_
      _Coupling_constant_experiment.Experiment_ID
      _Coupling_constant_experiment.Experiment_name
      _Coupling_constant_experiment.Sample_ID
      _Coupling_constant_experiment.Sample_label
      _Coupling_constant_experiment.Sample_state
      _Coupling_constant_experiment.Entry_ID
      _Coupling_constant_experiment.Coupling_constant_list_ID

     .   .   1   $sample_1   .   4643   1    

   stop_

   loop_
      _Coupling_constant.ID
      _Coupling_constant.Code
      _Coupling_constant.Assembly_atom_ID_1
      _Coupling_constant.Entity_assembly_ID_1
      _Coupling_constant.Entity_ID_1
      _Coupling_constant.Comp_index_ID_1
      _Coupling_constant.Seq_ID_1
      _Coupling_constant.Comp_ID_1
      _Coupling_constant.Atom_ID_1
      _Coupling_constant.Atom_type_1
      _Coupling_constant.Atom_isotope_number_1
      _Coupling_constant.Ambiguity_code_1
      _Coupling_constant.Assembly_atom_ID_2
      _Coupling_constant.Entity_assembly_ID_2
      _Coupling_constant.Entity_ID_2
      _Coupling_constant.Comp_index_ID_2
      _Coupling_constant.Seq_ID_2
      _Coupling_constant.Comp_ID_2
      _Coupling_constant.Atom_ID_2
      _Coupling_constant.Atom_type_2
      _Coupling_constant.Atom_isotope_number_2
      _Coupling_constant.Ambiguity_code_2
      _Coupling_constant.Val
      _Coupling_constant.Val_min
      _Coupling_constant.Val_max
      _Coupling_constant.Val_err
      _Coupling_constant.Resonance_ID_1
      _Coupling_constant.Resonance_ID_2
      _Coupling_constant.Auth_entity_assembly_ID_1
      _Coupling_constant.Auth_seq_ID_1
      _Coupling_constant.Auth_comp_ID_1
      _Coupling_constant.Auth_atom_ID_1
      _Coupling_constant.Auth_entity_assembly_ID_2
      _Coupling_constant.Auth_seq_ID_2
      _Coupling_constant.Auth_comp_ID_2
      _Coupling_constant.Auth_atom_ID_2
      _Coupling_constant.Details
      _Coupling_constant.Entry_ID
      _Coupling_constant.Coupling_constant_list_ID

     1   3JHNHA   .   1   1   6    6    LEU   H   .   .   .   .   1   1   6    6    LEU   HA   .   .   .   5.6   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    
     2   3JHNHA   .   1   1   8    8    ARG   H   .   .   .   .   1   1   8    8    ARG   HA   .   .   .   9.1   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    
     3   3JHNHA   .   1   1   9    9    LYS   H   .   .   .   .   1   1   9    9    LYS   HA   .   .   .   9.2   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    
     4   3JHNHA   .   1   1   10   10   ILE   H   .   .   .   .   1   1   10   10   ILE   HA   .   .   .   8.5   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    
     5   3JHNHA   .   1   1   11   11   ALA   H   .   .   .   .   1   1   11   11   ALA   HA   .   .   .   5.8   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    
     6   3JHNHA   .   1   1   12   12   HIS   H   .   .   .   .   1   1   12   12   HIS   HA   .   .   .   3.4   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    
     7   3JHNHA   .   1   1   15   15   LYS   H   .   .   .   .   1   1   15   15   LYS   HA   .   .   .   8.4   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    
     8   3JHNHA   .   1   1   16   16   LYS   H   .   .   .   .   1   1   16   16   LYS   HA   .   .   .   8.3   .   .   1.0   .   .   .   .   .   .   .   .   .   .   .   4643   1    

   stop_

save_