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Protein Data Bank exchange dictionary (pdbx) version 1.0521
_chemical_conn_bond.atom_1
Name:'_chemical_conn_bond.atom_1'
Definition:
This data item is a pointer to _chemical_conn_atom.number in the CHEMICAL_CONN_ATOM category.
Mandatory item: yes
Alias:_chemical_conn_bond_atom_1 (cif_core.dic version 2.0.1)