Crystallographic Information Framework

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Index

Macromolecular dictionary (mmCIF) version 2.0.09

_atom_sites.solution_secondary

Name:
'_atom_sites.solution_secondary'

Definition:

   This code identifies the method used to locate the
   non-hydrogen-atom sites not found by
   _atom_sites.solution_primary.

    *** This data item would not in general be used in a
    macromolecular data block. ***

Type: ucode

Mandatory item: no

Alias:
_atom_sites_solution_secondary (cif_core.dic version 2.0.1)
The data value must be one of the following:


difmap 		difference Fourier map

vecmap 		real-space vector search

heavy 		heavy-atom method

direct 		structure-invariant direct methods

geom 		inferred from neighbouring sites

disper 		anomalous-dispersion techniques

isomor 		isomorphous structure methods

Category: atom_sites


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.