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Ccategory_examples.html: Index DDL dictionary version 2.1.3 Category CATEGORY_EXAMPLES Name: 'category_examples' Description: Example applications and descriptions of data items in this category. Category keys: _category_examples.id _category_examples.case Mandatory category: no...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Ccategory_examples.html

Icategory.mandatory_code.html: Index DDL dictionary version 2.1.3 _category.mandatory_codeName:'_category.mandatory_code' Definition: Whether the category must be specified in a dictionary. Type: code Mandatory item: yes Category: category...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Icategory.mandatory_code.html

Icategory.implicit_key.html: Index DDL dictionary version 2.1.3 _category.implicit_keyName:'_category.implicit_key' Definition: An identifier that may be used to distinguish the contents of like categories between data blocks....

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Icategory.implicit_key.html

Icategory.id.html: Index DDL dictionary version 2.1.3 _category.idName:'_category.id' Definition: The identity of the data category. Data items may only be looped with items of the same category. Type: idname Mandatory item: yes The following item(s) have an equivalent role in their respective categories: _category_examples.id _category_group.category_id _category_key.id _category ... ...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Icategory.id.html

Icategory.description.html: Index DDL dictionary version 2.1.3 _category.descriptionName:'_category.description' Definition: Text description of a category. Type: text Mandatory item: yes Category: category...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Icategory.description.html

Ccategory.html: Index DDL dictionary version 2.1.3 Category CATEGORY Name: 'category' Description: Attributes defining the functionality for the entire category. Category groups: ddl_group category_group Category key: _category.id Mandatory category: no...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Ccategory.html

Dtypecodes.html: Index DDL dictionaryExtended data typesThe following extended data types are defined in this dictionary: Code Primitive data type Regular expression construct Description code char [^\t\n ']* A single word char char [^\n]* A single line of text text char .* Text which may span lines int numb [0-9]+ Unsigned integer ... ...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Dtypecodes.html

Dcategorygroups.html: Index DDL dictionaryCategory groupsThe following category groups are defined in this dictionary: ddl_group Component categories of the macromolecular DDL. datablock_group Categories that describe the characteristics of data blocks. category_group Categories that describe the characteristics of categories. sub_category_group Categories that describe the characteristics of subcategories. item_group ... ...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Dcategorygroups.html

Dhistory.html: Index DDL dictionary version 2.1.3 Revision history ======================================================================== Version 1.1 (1994-07-25) ------------------------------------------------------------------------ DDL 1.1 from Syd Hall et. al. ======================================================================== Version 1.2.1 (1994-09-18) ------------------------------------------------------------------------ Changes:.........etc. etc. John Westbrook ======================================================================== Version 1.2.9 (1994-10-05) ------------------------------------------------------------------------ Reflect the results of the Treaty of Brussels. JW. ======================================================================== Version 2.0.1 (1994-10-15) ------------------------------------------------------------------------ Adapted for closer ... ...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Dhistory.html

Citem_aliases.html: Index DDL dictionary version 2.1.3 Category ITEM_ALIASES Name: 'item_aliases' Description: This category holds a list of possible alias names or synonyms for each data item. Each alias name is identified by the name and version of the dictionary to which it belongs. Category keys: _item_aliases.alias_name _item_aliases.dictionary ... ...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Citem_aliases.html

Citem_description.html: Index DDL dictionary version 2.1.3 Category ITEM_DESCRIPTION Name: 'item_description' Description: This category holds the descriptions of each data item. Category groups: ddl_group item_group Category keys: _item_description.name _item_description.description Mandatory category: yes...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Citem_description.html

Citem_range.html: Index DDL dictionary version 2.1.3 Category ITEM_RANGE Name: 'item_range' Description: The range of permissible values of a data item. When multiple ranges are specified, they are interpreted sequentially using a logical OR. To specify that an item value may be equal to a boundary value, specify an item range ... ...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Citem_range.html

Citem_enumeration.html: Index DDL dictionary version 2.1.3 Category ITEM_ENUMERATION Name: 'item_enumeration' Description: Attributes which specify the permitted enumeration of the items. Category groups: ddl_group item_group Category keys: _item_enumeration.name _item_enumeration.value Mandatory category: no...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Citem_enumeration.html

Citem_default.html: Index DDL dictionary version 2.1.3 Category ITEM_DEFAULT Name: 'item_default' Description: Attributes specifying the default value for a data item. Category groups: ddl_group item_group Category key: _item_default.name Mandatory category: no...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Citem_default.html

Citem.html: Index DDL dictionary version 2.1.3 Category ITEM Name: 'item' Description: Attributes which describe the characteristics of a data item. Category groups: ddl_group item_group Category key: _item.name Mandatory category: no...

Document Title: CIF dictionaries
Document Path: /__data/iucr/cifdic_html/2/ddl_core/Citem.html

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