#
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
BUT      BUT 'BUTYL GROUP                         ' non-polymer        13   4 M
#
data_comp_BUT
#
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
 BUT           C1     C    .         0.000
 BUT           C2     C    .         0.000
 BUT           C3     C    .         0.000
 BUT           C4     C    .         0.000
 BUT           H11    H    .         0.000
 BUT           H12    H    .         0.000
 BUT           H21    H    .         0.000
 BUT           H22    H    .         0.000
 BUT           H31    H    .         0.000
 BUT           H32    H    .         0.000
 BUT           H41    H    .         0.000
 BUT           H42    H    .         0.000
 BUT           H43    H    .         0.000
loop_
_chem_comp_bond.comp_id
_chem_comp_bond.atom_id_1
_chem_comp_bond.atom_id_2
_chem_comp_bond.type
 BUT        C1     C2        single
 BUT        C1     H11       single
 BUT        C1     H12       single
 BUT        C2     C3        single
 BUT        C2     H21       single
 BUT        C2     H22       single
 BUT        C3     C4        single
 BUT        C3     H31       single
 BUT        C3     H32       single
 BUT        C4     H41       single
 BUT        C4     H42       single
 BUT        C4     H43       single