## NMR-STAR dictionary: database table: EntityDbLink

Detailed description of the fields

### _Entity_db_link.Author_supplied (AuthorSupplied)

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NMR-STAR tag name | _Entity_db_link.Author_supplied
Description | NMR-STAR name: _Entity_db_link.Author_supplied A code indicating that the link to a related database was provided by an author (yes) or obtained through another method (no).
Database field name | AuthorSupplied
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 | Author supplied
Examples | yes
Help text |

### _Entity_db_link.Database_code (DatabaseCode)

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NMR-STAR tag name | _Entity_db_link.Database_code
Description | NMR-STAR name: _Entity_db_link.Database_code Select the name (code) that defines the sequence database.
Database field name | DatabaseCode
SQL Database type | VARCHAR(127)
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
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Sequence database name
Examples | SWS
Help text |

### _Entity_db_link.Accession_code (AccessionCode)

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NMR-STAR tag name | _Entity_db_link.Accession_code
Description | NMR-STAR name: _Entity_db_link.Accession_code Please enter the code for the entry in the sequence database.
Database field name | AccessionCode
SQL Database type | VARCHAR(31)
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 | Sequence database entry code
Examples | P09020
Help text |

### _Entity_db_link.Entry_mol_code (EntryMolCode)

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NMR-STAR tag name | _Entity_db_link.Entry_mol_code
Description | NMR-STAR name: _Entity_db_link.Entry_mol_code Code assigned by the database to the molecule in the database entry.
Database field name | EntryMolCode
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 | Entry mol code
Examples | ?
Help text |

### _Entity_db_link.Entry_mol_name (EntryMolName)

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NMR-STAR tag name | _Entity_db_link.Entry_mol_name
Description | NMR-STAR name: _Entity_db_link.Entry_mol_name Name or acronym for the molecule (biopolymer) in the database entry.
Database field name | EntryMolName
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 | Molecule name/acronym
Examples | Cyt c
Help text |

### _Entity_db_link.Entry_experimental_method (EntryExperimentalMethod)

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NMR-STAR tag name | _Entity_db_link.Entry_experimental_method
Description | NMR-STAR name: _Entity_db_link.Entry_experimental_method For structural databases, the method used to determine the structure.
Database field name | EntryExperimentalMethod
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 | Entry experimental method
Examples | ?
Help text |

### _Entity_db_link.Entry_structure_resolution (EntryStructureResolution)

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NMR-STAR tag name | _Entity_db_link.Entry_structure_resolution
Description | NMR-STAR name: _Entity_db_link.Entry_structure_resolution A value taken from the database that is a measure of the quality of the structure.
Database field name | EntryStructureResolution
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 | Entry structure resolution
Examples | ?
Help text |

### _Entity_db_link.Entry_relation_type (EntryRelationType)

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NMR-STAR tag name | _Entity_db_link.Entry_relation_type
Description | NMR-STAR name: _Entity_db_link.Entry_relation_type A brief description of how the database entry is related to the molecular entity or the title for a PDB entry.
Database field name | EntryRelationType
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 | Entry relation type
Examples | ?
Help text |

### _Entity_db_link.Entry_details (EntryDetails)

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NMR-STAR tag name | _Entity_db_link.Entry_details
Description | NMR-STAR name: _Entity_db_link.Entry_details Text providing additional information about the matching entry.
Database field name | EntryDetails
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 | Entry details
Examples | ?
Help text |

### _Entity_db_link.Chimera_segment (ChimeraSegment)

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NMR-STAR tag name | _Entity_db_link.Chimera_segment
Description | NMR-STAR name: _Entity_db_link.Chimera_segment Code indicating if the listed database link is specific to the fragment of the entity described by the tag '_Entity.Fragment'.
Database field name | ChimeraSegment
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 | Chimera segment
Examples | ?
Help text |

### _Entity_db_link.Seq_query_to_submitted_percent (SeqQueryToSubmittedPercent)

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NMR-STAR tag name | _Entity_db_link.Seq_query_to_submitted_percent
Description | NMR-STAR name: _Entity_db_link.Seq_query_to_submitted_percent In percent, the ratio of the length of retrieve sequence to the length of the sequence of the molecular entity. This value can be used to determine if the retrieved sequence is a subset or superset of the molecular entity.
Database field name | SeqQueryToSubmittedPercent
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 | Seq query to submitted percent
Examples | ?
Help text |

### _Entity_db_link.Seq_subject_length (SeqSubjectLength)

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NMR-STAR tag name | _Entity_db_link.Seq_subject_length
Description | NMR-STAR name: _Entity_db_link.Seq_subject_length Length of the polymer sequence retrieve from the database.
Database field name | SeqSubjectLength
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 | Seq subject length
Examples | ?
Help text |

### _Entity_db_link.Seq_identity (SeqIdentity)

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NMR-STAR tag name | _Entity_db_link.Seq_identity
Description | NMR-STAR name: _Entity_db_link.Seq_identity Number of residues in the retrieved sequence that have identical positions in the molecular entity determined by a homology alignment method.
Database field name | SeqIdentity
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 | Seq identity
Examples | ?
Help text |

### _Entity_db_link.Seq_positive (SeqPositive)

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NMR-STAR tag name | _Entity_db_link.Seq_positive
Description | NMR-STAR name: _Entity_db_link.Seq_positive Number of residues in the retrieved sequence where the corresponding residue in the molecular entity sequence has similar physical characteristics (hydrophobicity, charge, etc.)
Database field name | SeqPositive
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 | Seq positive
Examples | ?
Help text |

### _Entity_db_link.Seq_homology_expectation_val (SeqHomologyExpectationVal)

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NMR-STAR tag name | _Entity_db_link.Seq_homology_expectation_val
Description | NMR-STAR name: _Entity_db_link.Seq_homology_expectation_val The BLAST expectation value for the homology between the retrieved polymer and the molecular entity.
Database field name | SeqHomologyExpectationVal
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 | Seq homology expectation val
Examples | ?
Help text |

### _Entity_db_link.Seq_align_begin (SeqAlignBegin)

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NMR-STAR tag name | _Entity_db_link.Seq_align_begin
Description | NMR-STAR name: _Entity_db_link.Seq_align_begin The sequence position in the database sequence at which the alignment with your sequence begins.
Database field name | SeqAlignBegin
SQL Database type | VARCHAR(15)
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 | Beginning sequence position
Examples | 10
Help text |

### _Entity_db_link.Seq_align_end (SeqAlignEnd)

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NMR-STAR tag name | _Entity_db_link.Seq_align_end
Description | NMR-STAR name: _Entity_db_link.Seq_align_end The sequence position in the database sequence at which the alignment with your sequence ends.
Database field name | SeqAlignEnd
SQL Database type | VARCHAR(15)
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 | Ending sequence position
Examples | 95
Help text |

### _Entity_db_link.Seq_difference_details (SeqDifferenceDetails)

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NMR-STAR tag name | _Entity_db_link.Seq_difference_details
Description | NMR-STAR name: _Entity_db_link.Seq_difference_details Text describing the differences in the sequences for the matched polymers.
Database field name | SeqDifferenceDetails
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 | Seq difference details
Examples | ?
Help text |

### _Entity_db_link.Seq_alignment_details (SeqAlignmentDetails)

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NMR-STAR tag name | _Entity_db_link.Seq_alignment_details
Description | NMR-STAR name: _Entity_db_link.Seq_alignment_details Text describing the alignment between the matched polymer sequences.
Database field name | SeqAlignmentDetails
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 | Seq alignment details
Examples | ?
Help text |

### _Entity_db_link.Sf_ID (SfID)

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

### _Entity_db_link.Entry_ID (EntryID)

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NMR-STAR tag name | _Entity_db_link.Entry_ID
Description | NMR-STAR name: _Entity_db_link.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 | Entity, 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 |

### _Entity_db_link.Entity_ID (EntityID)

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