# 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 DHD DHD '2,4-DIOXO-PENTANEDIOIC ACID ' non-polymer 15 11 M # data_comp_DHD # 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 DHD C1 C . 0.000 DHD C2 C . 0.000 DHD C3 C . 0.000 DHD C4 C . 0.000 DHD C5 C . 0.000 DHD O11 O . 0.000 DHD O12 O . 0.000 DHD O51 O . 0.000 DHD O52 O . 0.000 DHD O4 O . 0.000 DHD O2 O . 0.000 DHD HO1 H . 0.000 DHD HO5 H . 0.000 DHD H31 H . 0.000 DHD H32 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 DHD C1 C2 single DHD C1 O11 double DHD C1 O12 single DHD C2 C3 single DHD C2 O2 double DHD C3 C4 single DHD C3 H31 single DHD C3 H32 single DHD C4 C5 single DHD C4 O4 double DHD C5 O51 single DHD C5 O52 double DHD O12 HO1 single DHD O51 HO5 single