This dataframe contains details of the databases that can be
mapped from/to with uniprot_map(). See from_to_rules for the rules on
which database identifiers can be mapped to what other databases.
Source
From/to pairs have been downloaded according to the "Valid from and to databases pairs" section on the UniProt ID Mapping page.
Details
Columns:
| name | character, database name. | 
| from | character, is the database allowed to be mapped from? | 
| to | character, is the database allowed to be mapped to? | 
| url | character, database URL. | 
| formats_db | factor, relevant formats database, see formats
for which download formats are available |