Data Item _cell.formula_units_Z

General

Item name
_cell.formula_units_Z
Category name
cell
Attribute name
formula_units_Z
Required in PDB entries
no
Used in current PDB entries
Yes, in about 0.002 % of entries

Item Description

The number of the formula units in the unit cell as specified by _chemical_formula.structural, _chemical_formula.moiety or _chemical_formula.sum.

Data Type

Data type code
int
Data type detail
int item types are the subset of numbers that are the negative or positive integers.
Primitive data type code
numb
Regular expression
[+-]?[0-9]+

Allowed Boundary Conditions

Minimum Value Maximum Value
1

+∞

Aliases

Alias Item Name Dictionary Name Dictionary Version
_cell_formula_units_Z cif_core.dic 2.0.1