## NMR-STAR dictionary: database table: HExchProtectionFactorList

Detailed description of the fields

### _H_exch_protection_factor_list.Sf_category (SfCategory)

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NMR-STAR tag name | _H_exch_protection_factor_list.Sf_category
Description | NMR-STAR name: _H_exch_protection_factor_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 |

### _H_exch_protection_factor_list.Sf_framecode (SfFramecode)

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NMR-STAR tag name | _H_exch_protection_factor_list.Sf_framecode
Description | NMR-STAR name: _H_exch_protection_factor_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 | H exchange protection factor list label
Examples | ?
Help text |

### _H_exch_protection_factor_list.Entry_ID (EntryID)

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NMR-STAR tag name | _H_exch_protection_factor_list.Entry_ID
Description | NMR-STAR name: _H_exch_protection_factor_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 |

### _H_exch_protection_factor_list.Sf_ID (SfID)

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NMR-STAR tag name | _H_exch_protection_factor_list.Sf_ID
Description | NMR-STAR name: _H_exch_protection_factor_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 |

### _H_exch_protection_factor_list.ID (HExchProtectionFactorListID)

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NMR-STAR tag name | _H_exch_protection_factor_list.ID
Description | NMR-STAR name: _H_exch_protection_factor_list.ID An integer value that uniquely identifies this saveframe of hydrogen exchange protection factor data from other saveframes of this category in an entry.
Database field name | HExchProtectionFactorListID
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 | Sf ID
Examples | ?
Help text |

### _H_exch_protection_factor_list.Data_file_name (DataFileName)

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NMR-STAR tag name | _H_exch_protection_factor_list.Data_file_name
Description | NMR-STAR name: _H_exch_protection_factor_list.Data_file_name The name of the file submitted with this depostion that contains the quantitative data for this saveframe.
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 | Deposited data file name
Examples | ?
Help text |

### _H_exch_protection_factor_list.Sample_condition_list_ID (SampleConditionListID)

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NMR-STAR tag name | _H_exch_protection_factor_list.Sample_condition_list_ID
Description | NMR-STAR name: _H_exch_protection_factor_list.Sample_condition_list_ID Pointer to '_Sample_condition_list.ID'
Database field name | SampleConditionListID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | Sample_condition_list, ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Sample conditions ID
Examples | ?
Help text |

### _H_exch_protection_factor_list.Sample_condition_list_label (SampleConditionListLabel)

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NMR-STAR tag name | _H_exch_protection_factor_list.Sample_condition_list_label
Description | NMR-STAR name: _H_exch_protection_factor_list.Sample_condition_list_label The label for the set of experimental sample conditions used to collect the data for determination of the H-exchange protection factors.
Database field name | SampleConditionListLabel
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | Sample_condition_list, Sf_framecode
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Sample conditions label
Examples | ?
Help text |

### _H_exch_protection_factor_list.Std_values_source_cit_ID (StdValuesSourceCitID)

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NMR-STAR tag name | _H_exch_protection_factor_list.Std_values_source_cit_ID
Description | NMR-STAR name: _H_exch_protection_factor_list.Std_values_source_cit_ID Pointer to '_Citation.ID'
Database field name | StdValuesSourceCitID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | Citation, ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Std values source cit ID
Examples | ?
Help text |

### _H_exch_protection_factor_list.Std_values_source_cit_label (StdValuesSourceCitLabel)

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NMR-STAR tag name | _H_exch_protection_factor_list.Std_values_source_cit_label
Description | NMR-STAR name: _H_exch_protection_factor_list.Std_values_source_cit_label Pointer to a saveframe of the category 'Citation.' this would be the citation for the method used to calculate standard hydrogen exchange rates used to determine the reported protection factors.
Database field name | StdValuesSourceCitLabel
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | Citation, Sf_framecode
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Std values source citation label
Examples | ?
Help text |

### _H_exch_protection_factor_list.Details (Details)

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NMR-STAR tag name | _H_exch_protection_factor_list.Details
Description | NMR-STAR name: _H_exch_protection_factor_list.Details Text describing the reported hydrogen exchange protection factors.
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 |

### _H_exch_protection_factor_list.Text_data_format (TextDataFormat)

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NMR-STAR tag name | _H_exch_protection_factor_list.Text_data_format
Description | NMR-STAR name: _H_exch_protection_factor_list.Text_data_format The data format used to represent the hydrogen exchange protection factor data as ASCII text in the text block that is the value to the '_Assigned_chem_shift.Text_data' tag.
Database field name | TextDataFormat
SQL Database type | VARCHAR(31)
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 | Text data format
Examples | ?
Help text |

### _H_exch_protection_factor_list.Text_data (TextData)

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NMR-STAR tag name | _H_exch_protection_factor_list.Text_data
Description | NMR-STAR name: _H_exch_protection_factor_list.Text_data A set of hydrogen protection factor data formatted as ASCII text.
Database field name | TextData
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 | Text data
Examples | ?
Help text |