Protein Data Bank exchange dictionary (pdbx) version 1.0521

_chem_comp.mon_nstd_flag

Name:
'_chem_comp.mon_nstd_flag'

Definition:

   'yes' indicates that this is a 'standard' monomer, 'no'
   indicates that it is 'nonstandard'. Nonstandard monomers
   should be described in more detail using the
   _chem_comp.mon_nstd_parent, _chem_comp.mon_nstd_class and
   _chem_comp.mon_nstd_details data items.

Type: ucode

Mandatory item: no

The data value must be one of the following:

`no`	the monomer is nonstandard

`n`	abbreviation for "no"

yes the monomer is standard

`y`	abbreviation for "yes"

Enumeration default: no

Category: chem_comp

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Crystallographic Information Framework

Protein Data Bank exchange dictionary (pdbx) version 1.0521

_chem_comp.mon_nstd_flag

International Tables for Crystallography

Volume G: Definition and exchange of crystallographic data

Edited by S. R. Hall and B. McMahon

IUCrData