## NMR-STAR dictionary: database table: Assembly

Detailed description of the fields

### _Assembly.Sf_category (SfCategory)

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NMR-STAR tag name | _Assembly.Sf_category
Description | NMR-STAR name: _Assembly.Sf_category Category assigned to the information in 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 |

### _Assembly.Sf_framecode (SfFramecode)

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NMR-STAR tag name | _Assembly.Sf_framecode
Description | NMR-STAR name: _Assembly.Sf_framecode A descriptive label for the molecular assembly studied.
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 | Molecular assembly label
Examples | ?
Help text |

### _Assembly.Entry_ID (EntryID)

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NMR-STAR tag name | _Assembly.Entry_ID
Description | NMR-STAR name: _Assembly.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 |

### _Assembly.Sf_ID (SfID)

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NMR-STAR tag name | _Assembly.Sf_ID
Description | NMR-STAR name: _Assembly.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 |

### _Assembly.ID (AssemblyID)

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NMR-STAR tag name | _Assembly.ID
Description | NMR-STAR name: _Assembly.ID A code that uniquely identifies the molecular assembly described in the saveframe.
Database field name | AssemblyID
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 | Molecular assembly identifier
Examples | ?
Help text |

### _Assembly.Name (Name)

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NMR-STAR tag name | _Assembly.Name
Description | NMR-STAR name: _Assembly.Name Brief descriptive name for the molecular assembly studied.
Database field name | Name
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 | Molecular assembly name
Examples | 'p53 tetramer'
Help text |

### _Assembly.BMRB_code (BMRBCode)

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NMR-STAR tag name | _Assembly.BMRB_code
Description | NMR-STAR name: _Assembly.BMRB_code Unique identifier for the molecular system in the BMRB library of molecular system definitions.
Database field name | BMRBCode
SQL Database type | CHAR(12)
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 | BMRB ID
Examples | ?
Help text |

### _Assembly.Number_of_components (NumberOfComponents)

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NMR-STAR tag name | _Assembly.Number_of_components
Description | NMR-STAR name: _Assembly.Number_of_components Enter the total number of molecular components (biopolymers and ligands) that comprise the molecular system.
Database field name | NumberOfComponents
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 | Total number of biopolymers and ligands
Examples | 4
Help text |

### _Assembly.Organic_ligands (OrganicLigands)

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NMR-STAR tag name | _Assembly.Organic_ligands
Description | NMR-STAR name: _Assembly.Organic_ligands Enter the total number of organic ligands known to exist in the full molecular system.
Database field name | OrganicLigands
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 | Number of organic ligands present
Examples | 1
Help text |

### _Assembly.Metal_ions (MetalIons)

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NMR-STAR tag name | _Assembly.Metal_ions
Description | NMR-STAR name: _Assembly.Metal_ions Enter the total number of metal ions known to exist in the molecular system
Database field name | MetalIons
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 | Number of metal ions present
Examples | 1
Help text |

### _Assembly.Non_standard_bonds (NonStandardBonds)

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NMR-STAR tag name | _Assembly.Non_standard_bonds
Description | NMR-STAR name: _Assembly.Non_standard_bonds Select 'yes', if the molecular assembly contains covalent bonds such as cross-linking disulfide bonds, non-standard residue-residue bonds, ligand-residue bonds, or metal coordination bonds, etc.
Database field name | NonStandardBonds
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 | Are there cross-linking or other intermolecular bonds in the system
Examples | yes
Help text |

### _Assembly.Ambiguous_conformational_states (AmbiguousConformationalStates)

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NMR-STAR tag name | _Assembly.Ambiguous_conformational_states
Description | NMR-STAR name: _Assembly.Ambiguous_conformational_states Answer 'yes', if the molecule contains multiple conformational states (e.g., cis/trans isomerization at one or more proline residues or ligands undergoing conformational equilibria).
Database field name | AmbiguousConformationalStates
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 | Are there ambiguous conformational states in the biopolymers or ligands
Examples | yes
Help text |

### _Assembly.Ambiguous_chem_comp_sites (AmbiguousChemCompSites)

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NMR-STAR tag name | _Assembly.Ambiguous_chem_comp_sites
Description | NMR-STAR name: _Assembly.Ambiguous_chem_comp_sites Answer this question yes, if the residue sequence for any of the biopolymers in the molecular system has sites known to be occupied by more than one residue type (e.g., position 12 in a protein is in some cases a serine and other cases a threonine).
Database field name | AmbiguousChemCompSites
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 | Do ambiguous residue sites exist in any biopolymer
Examples | yes
Help text |

### _Assembly.Molecules_in_chemical_exchange (MoleculesInChemicalExchange)

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NMR-STAR tag name | _Assembly.Molecules_in_chemical_exchange
Description | NMR-STAR name: _Assembly.Molecules_in_chemical_exchange Select 'yes', if two molecular components in the system are in chemical exchange (e.g., a ligand exists in both the free and bound state).
Database field name | MoleculesInChemicalExchange
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 | Are the polymers or ligands in chemical exchange
Examples | yes
Help text |

### _Assembly.Paramagnetic (Paramagnetic)

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NMR-STAR tag name | _Assembly.Paramagnetic
Description | NMR-STAR name: _Assembly.Paramagnetic Select 'yes', if the molecular system contains a paramagnetic metal ion, organic ligand, or residue with an unpaired electron.
Database field name | Paramagnetic
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? | yes
Enumerations | [click for a list of enumerations] This is a closed enumeration. The list of values are the only ones allowed.
Prompt | Is the system paramagnetic
Examples | yes
Help text |

### _Assembly.Thiol_state (ThiolState)

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NMR-STAR tag name | _Assembly.Thiol_state
Description | NMR-STAR name: _Assembly.Thiol_state Please select the item that best describes the overal status of the thiol groups in the molecular system.
Database field name | ThiolState
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 | Molecular assembly thiol state
Examples | all disulfide bound
Help text |

### _Assembly.Molecular_mass (MolecularMass)

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NMR-STAR tag name | _Assembly.Molecular_mass
Description | NMR-STAR name: _Assembly.Molecular_mass Mass of the molecular system in Daltons. This value may be approximate.
Database field name | MolecularMass
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 | Molecular mass
Examples | 17600
Help text |

### _Assembly.Enzyme_commission_number (EnzymeCommissionNumber)

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NMR-STAR tag name | _Assembly.Enzyme_commission_number
Description | NMR-STAR name: _Assembly.Enzyme_commission_number If available, enter the Enzyme Commission decimal code (3.4.2.3.1) assigned to the protein or molecular assembly.
Database field name | EnzymeCommissionNumber
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 | Enzyme commission number
Examples | 2.1.5.8.2
Help text |

### _Assembly.Details (Details)

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NMR-STAR tag name | _Assembly.Details
Description | NMR-STAR name: _Assembly.Details Text description for the molecular system studied.
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 | Molecular assembly description
Examples | ?
Help text |

### _Assembly.DB_query_date (DBQueryDate)

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NMR-STAR tag name | _Assembly.DB_query_date
Description | NMR-STAR name: _Assembly.DB_query_date Date the database was queried to derive links to the molecular assembly studied. GenBank is the database queried for these links.
Database field name | DBQueryDate
SQL Database type | DATETIME year to day
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 | DB query date
Examples | ?
Help text |

### _Assembly.DB_query_revised_last_date (DBQueryRevisedLastDate)

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NMR-STAR tag name | _Assembly.DB_query_revised_last_date
Description | NMR-STAR name: _Assembly.DB_query_revised_last_date The last date when new links to the molecular assembly were found through the database query.
Database field name | DBQueryRevisedLastDate
SQL Database type | DATETIME year to day
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 | DB query revised last date
Examples | ?
Help text |