Protein Data Bank exchange dictionary (pdbx) version 1.0521
_chemical_conn_atom.NCA
Name:'_chemical_conn_atom.NCA'
Definition:
The number of connected atoms excluding terminal hydrogen atoms.
Type: int
Mandatory item: no
Alias:_chemical_conn_atom_NCA (cif_core.dic version 2.0.1)
The permitted range is [0, infinity)
Category: chemical_conn_atom