Data Item _cell.volume

General

Item name
_cell.volume
Category name
cell
Attribute name
volume
Required in PDB entries
no
Used in current PDB entries
Yes, in about 1.3 % of entries

Item Description

Cell volume V in angstroms cubed. V = a b c (1 - cos2alpha - cos2beta - cos2gamma + 2 cosalpha cosbeta cosgamma)1/2 a = _cell.length_a b = _cell.length_b c = _cell.length_c alpha = _cell.angle_alpha beta = _cell.angle_beta gamma = _cell.angle_gamma

Data Type

Data type code
float
Data type detail
float item types are the subset of numbers that are the floating numbers.
Primitive data type code
numb
Regular expression
-?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?
Units
angstroms_cubed

Allowed Boundary Conditions

Minimum Value Maximum Value
0.0

+∞

Aliases

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