Macromolecular dictionary (mmCIF) version 2.0.09
_chem_comp_bond.atom_id_2
Name:'_chem_comp_bond.atom_id_2'
Definition:
The ID of the second of the two atoms that define the bond. This data item is a pointer to _chem_comp_atom.atom_id in the CHEM_COMP_ATOM category.
Mandatory item: yes