## NMR-STAR dictionary: database table: ForceConstantList

Detailed description of the fields

### _Force_constant_list.Sf_category (SfCategory)

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NMR-STAR tag name | _Force_constant_list.Sf_category
Description | NMR-STAR name: _Force_constant_list.Sf_category Category definition for the information content of the saveframe
Database field name | SfCategory
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Sf category
Examples | ?
Help text |

### _Force_constant_list.Sf_framecode (SfFramecode)

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NMR-STAR tag name | _Force_constant_list.Sf_framecode
Description | NMR-STAR name: _Force_constant_list.Sf_framecode A label for the saveframe that describes in very brief terms the information contained in the saveframe.
Database field name | SfFramecode
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Sf framecode
Examples | ?
Help text |

### _Force_constant_list.Entry_ID (EntryID)

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NMR-STAR tag name | _Force_constant_list.Entry_ID
Description | NMR-STAR name: _Force_constant_list.Entry_ID Pointer to '_Entry.ID'
Database field name | EntryID
SQL Database type | CHAR(12)
Part of primary Key | yes
Foreign Key on table, column | Entry, ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Entry ID
Examples | ?
Help text |

### _Force_constant_list.Sf_ID (SfID)

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NMR-STAR tag name | _Force_constant_list.Sf_ID
Description | NMR-STAR name: _Force_constant_list.Sf_ID An integer value that is the unique identifier for the saveframe that applies across the archive. This value is not stable and may be reassigned each time the data are loaded into a database system.
Database field name | SfID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | yes This field's data is for internal use only and should be hidden in public versiond of the data.
Nulls allowed in database? | yes
Prompt | Sf ID
Examples | ?
Help text |

### _Force_constant_list.ID (ForceConstantListID)

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NMR-STAR tag name | _Force_constant_list.ID
Description | NMR-STAR name: _Force_constant_list.ID Unique identifier for the list of reported force constants used in calculating structures.
Database field name | ForceConstantListID
SQL Database type | INTEGER
Part of primary Key | yes
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | ID
Examples | ?
Help text |

### _Force_constant_list.Data_file_name (DataFileName)

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NMR-STAR tag name | _Force_constant_list.Data_file_name
Description | NMR-STAR name: _Force_constant_list.Data_file_name Name of the uploaded data file that contains the list of force constant values used in calculating the structure.
Database field name | DataFileName
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Data filename
Examples | ?
Help text |

### _Force_constant_list.Default_software_values_used (DefaultSoftwareValuesUsed)

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NMR-STAR tag name | _Force_constant_list.Default_software_values_used
Description | NMR-STAR name: _Force_constant_list.Default_software_values_used Code defining if the default force constant values provided with the software package were used.
Database field name | DefaultSoftwareValuesUsed
SQL Database type | VARCHAR(3)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Enumerations | [click for a list of enumerations] This is a closed enumeration. The list of values are the only ones allowed.
Prompt | Default software values used
Examples | yes
Help text |

### _Force_constant_list.Details (Details)

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NMR-STAR tag name | _Force_constant_list.Details
Description | NMR-STAR name: _Force_constant_list.Details Text providing additional information regarding the force constants used in calculating a structure.
Database field name | Details
SQL Database type | TEXT
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Details
Examples | ?
Help text |