Enumerations for _Entity_db_link.Database_code (An open enumeration)
BMRB	enumeration_text
DBJ	enumeration_text
EMBL	enumeration_text
GB	enumeration_text
NDB	enumeration_text
PDB	enumeration_text
PIR	enumeration_text
PRF	enumeration_text
REF	enumeration_text
SP	enumeration_text
UNP	enumeration_text