Crystallographic Information Framework

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Index

Macromolecular dictionary (mmCIF) version 2.0.09

_entity.type

Name:
'_entity.type'

Definition:

   Defines the type of the entity.

   Polymer entities are expected to have corresponding
   ENTITY_POLY and associated entries.

   Non-polymer entities are expected to have corresponding
   CHEM_COMP and associated entries.

   Water entities are not expected to have corresponding
   entries in the ENTITY category.

Type: ucode

Mandatory item: no


The data value must be one of the following:


polymer 		entity is a polymer

non-polymer 		entity is not a polymer

water 		water in the solvent model

Category: entity


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.