Last updated:2014.12.5.

Prefix Letter List

Status December 5, 2014

 

For General Accession Number

A       EPO             Patent
AA      GenBank         EST
AB      DDBJ            Direct submission
AC      GenBank         HTG
AD      GenBank         Sequences received at GSDB
AE      GenBank         Genome project data
AF      GenBank         Direct submission
AG      DDBJ            GSS
AH      GenBank         CON
AI      GenBank         Other project
AJ      EMBL-Bank       Direct submission
AK      DDBJ            FLI_cDNA
AL      EMBL-Bank       Genome project data
AM      EMBL-Bank       Direct submission
AN      EMBL-Bank       CON
AP      DDBJ            Genome project data
AQ      GenBank         GSS
AR      USPTO           Patent
AS      GenBank         Other project
AT      DDBJ            EST
AU      DDBJ            EST
AV      DDBJ            EST
AW      GenBank         EST
AX      EPO             Patent
AY      GenBank         Direct submission
AZ      GenBank         GSS
B       GenBank         GSS (previously assigned to, but unused by, DDBJ)
BA      DDBJ            CON
BB      DDBJ            EST
BC      GenBank         cDNA project
BD      JPO             Patent
BE      GenBank         EST
BF      GenBank         EST
BG      GenBank         EST
BH      GenBank         GSS
BI      GenBank         EST
BJ      DDBJ            EST
BK      GenBank         TPA
BL      GenBank         TPA (segmented set)
BM      GenBank         EST
BN      EMBL-Bank       TPA
BP      DDBJ            EST
BQ      GenBank         EST
BR      DDBJ            TPA
BS      DDBJ            Genome project data
BT      GenBank         FLI_cDNA
BU      GenBank         EST
BV      GenBank         STS
BW      DDBJ            EST
BX      EMBL-Bank       Genome project data
BY      DDBJ            EST
BZ      GenBank         GSS
C       DDBJ
CA      GenBank         EST
CB      GenBank         EST
CC      GenBank         GSS
CD      GenBank         EST
CE      GenBank         GSS
CF      GenBank         EST
CG      GenBank         GSS
CH      GenBank         CON
CI      DDBJ            EST
CJ      DDBJ            EST
CK      GenBank         EST
CL      GenBank         GSS
CM      GenBank         scaffold/CON
CN      GenBank         EST
CO      GenBank         EST
CP      GenBank         Genome project data
CQ      EPO             Patent
CR      EMBL-Bank       Genome project data
CS      EPO             Patent
CT      EMBL-Bank       Genome project data
CU      EMBL-Bank       Genome project data
CV      GenBank         EST
CW      GenBank         GSS
CX      GenBank         EST
CY      GenBank         Genome project data
CZ      GenBank
D       DDBJ
DA      DDBJ            EST
DB      DDBJ            EST
DC      DDBJ            EST
DD      JPO             Patent
DE      DDBJ            GSS
DF      DDBJ            scaffold/CON
DG      DDBJ            CON
DH      DDBJ            GSS
DI      KIPO            Patent
DJ      JPO             Patent
DK      DDBJ            EST
DL      JPO             Patent
DM      JPO             Patent
DN      GenBank         EST
DO      void
DP      GenBank         HTG scaffold (CON) records
DQ      GenBank         Direct submission
DR      GenBank         EST
DS      GenBank         scaffold/CON
DT      GenBank         EST
DU      GenBank         GSS
DV      GenBank         EST
DW      GenBank         EST
DX      GenBank         GSS
DY      GenBank         EST
DZ      USPTO           Patent
E       JPO             Patent
EA      USPTO           Patent (pre-grant patent publication)
EB      GenBank         EST
EC      GenBank         EST
ED      GenBank         GSS
EE      GenBank         EST
EF      GenBank         Direct submission
EG      GenBank         EST
EH      GenBank         EST
EI      GenBank         GSS
EJ      GenBank         GSS
EK      GenBank         GSS
EL      GenBank         EST
EM      GenBank
EN      GenBank
EO      GenBank
EP      GenBank
EQ      GenBank
ER      GenBank         GSS
ES      GenBank         EST
ET      GenBank         GSS
EU      GenBank         Direct submission
EV      GenBank         EST
EW      GenBank         EST
EX      GenBank         EST
EY      GenBank         EST
EZ      GenBank         TSA (Transcriptome Shotgun Assembly)
F       EMBL-Bank       EST
FA      GenBank         CON
FB      EPO             Patent
FC      GenBank         EST
FD      GenBank         EST
FE      GenBank         EST
FF      GenBank         EST
FG      GenBank         EST
FH      GenBank         GSS
FI      GenBank         GSS
FJ      GenBank         Direct submission
FK      GenBank         EST
FL      GenBank         EST
FM      EMBL-Bank
FN      EMBL-Bank
FO      EMBL-Bank
FP      EMBL-Bank
FQ      EMBL-Bank
FR      EMBL-Bank
FS      DDBJ            EST
FT      DDBJ            GSS
FU      JPO             Patent
FV      JPO             Patent
FW      JPO             Patent
FX      DDBJ            TSA
FY      DDBJ            EST
FZ      JPO             Patent
G       GenBank         STS
GA      DDBJ            GSS
GB      JPO             Patent
GC      USPTO           Patent
GD      GenBank         EST
GE      GenBank         EST
GF      GenBank         STS
GG      GenBank         scaffold/CON
GH      GenBank         EST
GI      GenBank
GJ      GenBank         TPA scaffolds
GK      GenBank         TPA WGS chromosomes
GL      GenBank         scaffold/CON
GM      EPO             Patent
GN      EPO             Patent
GO      GenBank         EST
GP      USPTO           Patent
GQ      GenBank         Direct submission
GR      GenBank         EST
GS      GenBank         GSS
GT      GenBank         EST
GU      GenBank         Direct submission
GV      USPTO           Patent
GW      GenBank         EST
GX      USPTO           Patent
GY      USPTO           Patent
GZ      USPTO           Patent
H       GenBank         EST
HA      EPO             Patent
HB      EPO             Patent
HC      EPO             Patent
HD      EPO             Patent
HE      EMBL-Bank       Direct submission
HF      EMBL-Bank       Direct submission
HG      EMBL-Bank       Direct submission
HH      EPO             Patent
HI      EPO             Patent
HJ      USPTO           Patent
HK      USPTO           Patent
HL      USPTO           Patent
HM      GenBank         Direct submission
HN      GenBank         GSS
HO      GenBank         EST
HP      GenBank         TSA (Transcriptome Shotgun Assembly)
HQ      GenBank         Direct submission
HR      GenBank         GSS
HS      GenBank         EST
HT      DDBJ            TPA WGS scaffolds
HU      DDBJ            TPA WGS chromosomes
HV      JPO             Patent
HW      JPO             Patent
HX      DDBJ            EST
HY      DDBJ            EST
HZ      JPO             Patent
I       USPTO           Patent
J       GenBank
JA      EPO             Patent
JB      EPO             Patent
JC      EPO             Patent
JD      EPO             Patent
JE      EPO             Patent
JF      GenBank         Direct submission
JG      GenBank         EST
JH      GenBank         scaffold/CON
JI      GenBank         TSA (Transcriptome Shotgun Assembly)
JJ      GenBank         GSS
JK      GenBank         EST
JL      GenBank         TSA (Transcriptome Shotgun Assembly)
JM      GenBank         GSS
JN      GenBank         Direct submission
JO      GenBank         TSA (Transcriptome Shotgun Assembly)
JP      GenBank         TSA (Transcriptome Shotgun Assembly)
JQ      GenBank         Direct submission
JR      GenBank         TSA (Transcriptome Shotgun Assembly)
JS      GenBank         GSS
JT      GenBank         TSA (Transcriptome Shotgun Assembly)
JU      GenBank         TSA (Transcriptome Shotgun Assembly)
JV      GenBank         TSA (Transcriptome Shotgun Assembly)
JW      GenBank         TSA (Transcriptome Shotgun Assembly)         
JX      GenBank         Direct submission
JY      GenBank         GSS
JZ      GenBank         EST
K       GenBank
KA      GenBank         TSA (Transcriptome Shotgun Assembly)
KB      GenBank         scaffold/CON
KC      GenBank         Direct submission
KD      GenBank         scaffold/CON
KE      GenBank         scaffold/CON
KF      GenBank         Direct submission
KG      GenBank         GSS
KH      USPTO           Patent
KI      GenBank         scaffold/CON
KJ      GenBank         Direct submission
KK      GenBank         scaffold/CON
KL      GenBank         scaffold/CON
KM      GenBank         Direct submission
KN      GenBank         scaffold/CON
KO      GenBank         GSS
KP      GenBank         Direct Submission
L       GenBank
LA      DDBJ            TSA (Transcriptome Shotgun Assembly)
LB      DDBJ            GSS 
LC      DDBJ            Direct submission
LD      DDBJ            scaffold/CON
LE      DDBJ
LF      DDBJ
LG      DDBJ
LH      DDBJ
LI      DDBJ
LJ      DDBJ
LK      EMBL-Bank       Direct submission
LL      EMBL-Bank       Direct submission
LM      EMBL-Bank       Direct submission
LN      EMBL-Bank       Direct submission
LO      EMBL-Bank       Direct submission
M       GenBank
N       GenBank         EST
O       void            UniProt/Swiss-Prot
P       void            UniProt/Swiss-Prot
Q       void            UniProt/Swiss-Prot
R       GenBank         EST
S       GenBank         Journal scanning
T       GenBank         EST
U       GenBank
V       EMBL-Bank
W       GenBank         EST (previously assigned to, but unused by, EMBL)
X       EMBL-Bank
Y       EMBL-Bank
Z       EMBL-Bank

 

For WGS Accession Number

AAAA-AZZZ    GenBank      general WGS 
BAAA-BZZZ    DDBJ         general WGS 
CAAA-CZZZ    EMBL-Bank    WGS 
DAAA-DZZZ    GenBank      TPA reassemble WGS 
EAAA-EZZZ    DDBJ         TPA reassemble WGS 
GAAA-GZZZ    GenBank      TSA (Transcriptome Shotgun Assembly)
JAAA-JZZZ    GenBank      general WGS
KAAA-KZZZ    GenBank      targeted gene projects 
LAAA-LZZZ    GenBank      general WGS
MAAA-MZZZ    GenBank      general WGS
NAAA-NZZZ    GenBank      general WGS

 

For Protein_id

AAA-AZZ     GenBank 
AAE         USPTO         Patent
BAA-BZZ     DDBJ 
CAA-CZZ     EMBL-Bank 
DAA-DZZ     GenBank       TPA
EAA-EZZ     GenBank       WGS
FAA-FZZ     DDBJ          TPA
GAA-GZZ     DDBJ          WGS
HAA-HZZ     GenBank       TPA reassemble WGS 
IAA-IZZ     DDBJ          TPA reassemble WGS 
JAA-JZZ     GenBank       TSA (Transcriptome Shotgun Assembly)
KAA-KZZ     GenBank       WGS

 

For Sequence Read Archive

DRA     DDBJ       Submission object
DRP     DDBJ       Study object
DRR     DDBJ       Run object
DRS     DDBJ       Sample object
DRX     DDBJ       Experiment object
DRZ     DDBJ       Analysis object
ERA     ENA/EBI    Submission object
ERP     ENA/EBI    Study object
ERR     ENA/EBI    Run object
ERS     ENA/EBI    Sample object
ERX     ENA/EBI    Experiment object
ERZ     ENA/EBI    Analysis object
SRA     NCBI       Submission object
SRP     NCBI       Study object
SRR     NCBI       Run object
SRS     NCBI       Sample object
SRX     NCBI       Experiment object
SRZ     NCBI       Analysis object

See also DRA metadata outline

 

For BioProject

PRJDA-PRJDZ     DDBJ 
PRJEA-PRJEZ     ENA/EBI
PRJNA-PRJNZ     NCBI 

 

For BioSample

SAMD     DDBJ 
SAME     ENA/EBI
SAMN     NCBI 

 

 

 

 

 

 

 

 

 

 

 

 

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