Crystallographic Information Framework

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Index

Macromolecular dictionary (mmCIF) version 2.0.09

_entity.src_method

Name:
'_entity.src_method'

Definition:

   The method by which the sample for the entity was produced.
   Entities isolated directly from natural sources (tissues, soil
   samples etc.) are expected to have further information in the
   ENTITY_SRC_NAT category. Entities isolated from genetically
   manipulated sources are expected to have further information in
   the ENTITY_SRC_GEN category.

Type: ucode

Mandatory item: no


The data value must be one of the following:


nat 		entity isolated from a natural source

man 		entity isolated from a genetically manipulated source

syn 		entity obtained synthetically

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.