#
data_comp_list
loop_
_chem_comp.id
_chem_comp.three_letter_code
_chem_comp.name
_chem_comp.group
_chem_comp.number_atoms_all
_chem_comp.number_atoms_nh
_chem_comp.desc_level
FS3      .   'FE3-S4 CLUSTER                      ' non-polymer         7   7 .
#
data_comp_FS3
#
loop_
_chem_comp_atom.comp_id
_chem_comp_atom.atom_id
_chem_comp_atom.type_symbol
_chem_comp_atom.type_energy
_chem_comp_atom.partial_charge
 FS3           S2     S    S         0.000
 FS3           FE1    FE   FE        0.000
 FS3           S1     S    S         0.000
 FS3           FE2    FE   FE        0.000
 FS3           S4     S    S         0.000
 FS3           FE3    FE   FE        0.000
 FS3           S3     S    S         0.000
loop_
_chem_comp_tree.comp_id
_chem_comp_tree.atom_id
_chem_comp_tree.atom_back
_chem_comp_tree.atom_forward
_chem_comp_tree.connect_type
 FS3      S2     n/a    FE1    START
 FS3      FE1    S2     S1     .
 FS3      S1     FE1    FE2    .
 FS3      FE2    S1     S4     .
 FS3      S4     FE2    FE3    .
 FS3      FE3    S4     S3     .
 FS3      S3     FE3    .      END
 FS3      S2     FE2    .    ADD
 FS3      S2     FE3    .    ADD
 FS3      S3     FE1    .    ADD
loop_
_chem_comp_bond.comp_id
_chem_comp_bond.atom_id_1
_chem_comp_bond.atom_id_2
_chem_comp_bond.type
_chem_comp_bond.value_dist
_chem_comp_bond.value_dist_esd
 FS3      S2     FE1       coval       2.200    0.020
 FS3      FE1    S1        coval       2.200    0.020
 FS3      S1     FE2       coval       2.200    0.020
 FS3      FE2    S4        coval       2.200    0.020
 FS3      S4     FE3       coval       2.200    0.020
 FS3      FE3    S3        coval       2.200    0.020
 FS3      S2     FE2       coval       2.200    0.020
 FS3      S2     FE3       coval       2.200    0.020
 FS3      S3     FE1       coval       2.200    0.020
loop_
_chem_comp_angle.comp_id
_chem_comp_angle.atom_id_1
_chem_comp_angle.atom_id_2
_chem_comp_angle.atom_id_3
_chem_comp_angle.value_angle
_chem_comp_angle.value_angle_esd
 FS3      S2     FE1    S1      104.000    3.000
 FS3      S2     FE1    S3      104.000    3.000
 FS3      FE1    S1     FE2      75.000    3.000
 FS3      S1     FE2    S2      104.000    3.000
 FS3      S4     FE2    S2      104.000    3.000
 FS3      FE2    S4     FE3      75.000    3.000
 FS3      S4     FE3    S2      104.000    3.000
 FS3      S3     FE3    S2      104.000    3.000
 FS3      FE3    S3     FE1      75.000    3.000
loop_
_chem_comp_tor.comp_id
_chem_comp_tor.id
_chem_comp_tor.atom_id_1
_chem_comp_tor.atom_id_2
_chem_comp_tor.atom_id_3
_chem_comp_tor.atom_id_4
_chem_comp_tor.value_angle
_chem_comp_tor.value_angle_esd
_chem_comp_tor.period
 FS3      var_1    S2     FE1    S1     FE2      -18.000   20.000   1
 FS3      var_2    FE1    S1     FE2    S4       -88.000   20.000   1
 FS3      CONST_1  FE1    S1     FE2    S2        18.000    0.000   0
 FS3      var_3    S1     FE2    S4     FE3       92.000   20.000   1
 FS3      var_4    FE2    S4     FE3    S3       -92.000   20.000   1
 FS3      var_5    S4     FE3    S3     FE1       90.000   20.000   1