Crystallographic Information Framework

[CIF logo]

Index

Core dictionary (coreCIF) version 2.4.5

_geom_angle_atom_site_label_

Names:
'_geom_angle_atom_site_label_1' '_geom_angle_atom_site_label_2' '_geom_angle_atom_site_label_3'

Definition:

   The labels of the three atom sites which define the angle
   given by _geom_angle. These must match labels specified as
   _atom_site_label in the atom list. Label 2 identifies the site at
   the apex of the angle.

Appears in list as essential element of loop structure

Must match data name_atom_site_label

Type: char

Category: geom_angle


International Tables for Crystallography

Volume G: Definition and exchange of crystallographic data

First online edition (2006)

Edited by S. R. Hall and B. McMahon

An essential guide and reference to CIF for programmers, data managers handling crystal-structure information and practising crystallographers.