## NMR-STAR dictionary: database table: SampleComponent

Detailed description of the fields

### _Sample_component.ID (SampleComponentID)

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NMR-STAR tag name | _Sample_component.ID
Description | NMR-STAR name: _Sample_component.ID A value that uniquely identifies each component of the sample in the component list.
Database field name | SampleComponentID
SQL Database type | INTEGER
Part of primary Key | yes
Foreign Key on table, column | ,
Saveframe ID | yes: This tag contains the identifier for this saveframe in the entry.
Row Index | yes: This tag contains the index of this row in the loop, which is used when the data is loaded into a database which has a relational model in which ordering doesn't matter
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Component ID
Examples | ?
Help text |

### _Sample_component.Mol_common_name (MolCommonName)

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NMR-STAR tag name | _Sample_component.Mol_common_name
Description | NMR-STAR name: _Sample_component.Mol_common_name Enter the common name for the component of the sample, include the molecules in the study (biopolymers and ligands) as well as buffers, salts, reducing agents, anti-bacterial agents, etc. Common buffers, salts, and other compounds can be selected from the pull down list.
Database field name | MolCommonName
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
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Molecule common name
Examples | CheY; DTT; PMSF
Help text |

### _Sample_component.Isotopic_labeling (IsotopicLabeling)

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NMR-STAR tag name | _Sample_component.Isotopic_labeling
Description | NMR-STAR name: _Sample_component.Isotopic_labeling If the molecule was isotopically labeled, provide a description of the labeling using the format recommended by the IUPAC/IUBMB/IUPAB Interunion Task Group. Commonly used labeling patterns are provide in the pull down list in the IUPAC format. If a different labeling pattern was used, please enter the correct value using the examples in the pull down list as a guide to the proper format.
Database field name | IsotopicLabeling
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
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Isotopic labeling
Examples | [U-95% 13C; U-90% 15N]
Help text |

### _Sample_component.Assembly_ID (AssemblyID)

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NMR-STAR tag name | _Sample_component.Assembly_ID
Description | NMR-STAR name: _Sample_component.Assembly_ID Pointer to '_Assembly.ID'
Database field name | AssemblyID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | Assembly, ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Assembly ID
Examples |
Help text |

### _Sample_component.Assembly_label (AssemblyLabel)

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NMR-STAR tag name | _Sample_component.Assembly_label
Description | NMR-STAR name: _Sample_component.Assembly_label Pointer to a saveframe of the category assembly.
Database field name | AssemblyLabel
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | Assembly, Sf_framecode
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Assembly label
Examples |
Help text |

### _Sample_component.Entity_ID (EntityID)

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NMR-STAR tag name | _Sample_component.Entity_ID
Description | NMR-STAR name: _Sample_component.Entity_ID Pointer to '_Entity.ID'
Database field name | EntityID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | Entity, ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Entity ID
Examples | ?
Help text |

### _Sample_component.Entity_label (EntityLabel)

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NMR-STAR tag name | _Sample_component.Entity_label
Description | NMR-STAR name: _Sample_component.Entity_label Pointer to a saveframe of the category entity.
Database field name | EntityLabel
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | Entity, Sf_framecode
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Entity label
Examples | ?
Help text |

### _Sample_component.Product_ID (ProductID)

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NMR-STAR tag name | _Sample_component.Product_ID
Description | NMR-STAR name: _Sample_component.Product_ID Not currently modeled. This ID would be a pointer to the categories describing the production and purification of the sample component.
Database field name | ProductID
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 | no
Nulls allowed in database? | no
Prompt | Product ID
Examples | ?
Help text |

### _Sample_component.Type (Type)

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NMR-STAR tag name | _Sample_component.Type
Description | NMR-STAR name: _Sample_component.Type Enter the class of molecule ( proteins DNA buffer salt) to which the sample component belongs.
Database field name | Type
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 | Sample component type
Examples | protein DNA RNA carbohydrate buffer salt
Help text |

### _Sample_component.Concentration_val (ConcentrationVal)

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NMR-STAR tag name | _Sample_component.Concentration_val
Description | NMR-STAR name: _Sample_component.Concentration_val Enter a value for the concentration of the sample component (units will be entered below). This may be either a single value (prefered, if available), but may also be a range (0.9-1.2), if appropriate.
Database field name | ConcentrationVal
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 | Concentration value (or range)
Examples | 2 or 0.7-1.2
Help text |

### _Sample_component.Concentration_val_min (ConcentrationValMin)

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NMR-STAR tag name | _Sample_component.Concentration_val_min
Description | NMR-STAR name: _Sample_component.Concentration_val_min If entering a range for the concentration of the component provide the minimal value.
Database field name | ConcentrationValMin
SQL Database type | FLOAT
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 | Concentration minimum value
Examples | 0.5
Help text |

### _Sample_component.Concentration_val_max (ConcentrationValMax)

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NMR-STAR tag name | _Sample_component.Concentration_val_max
Description | NMR-STAR name: _Sample_component.Concentration_val_max If entering a range for the concentration of the sample component provide the maximal value.
Database field name | ConcentrationValMax
SQL Database type | FLOAT
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 | Concentration maximum value
Examples | 3
Help text |

### _Sample_component.Concentration_val_units (ConcentrationValUnits)

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NMR-STAR tag name | _Sample_component.Concentration_val_units
Description | NMR-STAR name: _Sample_component.Concentration_val_units Enter the units appropriate for the concentration value enter earlier for the sample component.
Database field name | ConcentrationValUnits
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
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Concentration value units
Examples | millimolar
Help text |

### _Sample_component.Concentration_val_err (ConcentrationValErr)

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NMR-STAR tag name | _Sample_component.Concentration_val_err
Description | NMR-STAR name: _Sample_component.Concentration_val_err Enter an estimate for the standard error associated with the concentration value of the sample component.
Database field name | ConcentrationValErr
SQL Database type | FLOAT
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 | Concentration value error
Examples | 0.2
Help text |

### _Sample_component.Vendor (Vendor)

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NMR-STAR tag name | _Sample_component.Vendor
Description | NMR-STAR name: _Sample_component.Vendor Enter the name of the vendor for the sample component
Database field name | Vendor
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 | Vendor name
Examples | Aldrich
Help text |

### _Sample_component.Vendor_product_name (VendorProductName)

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NMR-STAR tag name | _Sample_component.Vendor_product_name
Description | NMR-STAR name: _Sample_component.Vendor_product_name Enter the product name assigned by the vendor
Database field name | VendorProductName
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 | Vendor product name
Examples | sucrose
Help text |

### _Sample_component.Vendor_product_code (VendorProductCode)

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NMR-STAR tag name | _Sample_component.Vendor_product_code
Description | NMR-STAR name: _Sample_component.Vendor_product_code Enter the product code assigned by the vendor
Database field name | VendorProductCode
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 | Vendor product code
Examples | 1456378
Help text |

### _Sample_component.Sf_ID (SfID)

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NMR-STAR tag name | _Sample_component.Sf_ID
Description | NMR-STAR name: _Sample_component.Sf_ID Pointer to '_Sample.Sf_ID'
Database field name | SfID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | Sample, Sf_ID
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 |

### _Sample_component.Entry_ID (EntryID)

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NMR-STAR tag name | _Sample_component.Entry_ID
Description | NMR-STAR name: _Sample_component.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 | Sample, 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 |

### _Sample_component.Sample_ID (SampleID)

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