STEPdb: Sub-cellular Topologies of E.coli Polypeptides.

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E.coli K-12 (MG1655) Exportome

(mouse over and click on the one letter topology symbols to see which proteins of this specific subproteome are localized in each location)

Bacterial cell cartoon of sub-cellular locations


Protein ID
(Uniprot)
Accession
(Uniprot)
Gene Name
(Uniprot)
Order
Locus Name
Protein Name
(STEPdb)
Full Name
Symbol
Uniprot
EchoLOCATION
Extracellular Appendage
First Level
Targeting
Chaperoning
First Level
Secretion
System
Second Level
Targeting
Chaperoning
Second Level
Secretion
System
K-12 Core
Proteome
(yes/no)
K-12 Basic
Proteome
(yes/no)
RZOQ_ECOLI
C1P601
rzoQ
b4689 JW1545.1
IM lipoprotein (SEC through IM), inserted in OM by LOL), Putative RzoQ
Inner Membrane Lipoprotein
E
N/A
Cell membrane
-
 
 
SEC
 
LOL
no
yes
YFJS_ECOLI
O52982
yfjS
b2636 JW5921
IM lipoprotein (SEC through IM, inserted in OM by LOL), YfjS
Inner Membrane Lipoprotein
E
N/A
Cell inner membrane
Inner membrane lipoprotein
 
 
SEC
 
LOL
no
no
NLPA_ECOLI
P04846
nlpA
b3661 JW3635
IM lipoprotein (SEC through IM, inserted in OM by LOL), NlpA
Inner Membrane Lipoprotein
E
Soluble IM Fraction
Cell inner membrane; Lipid-anchor
Inner membrane lipoprotein
 
 
SEC
 
LOL
yes
yes
YIDQ_ECOLI
P0ADM4
yidQ
b3688 JW5633
IM lipoprotein (SEC through IM, inserted in OM by LOL), YidQ
Inner Membrane Lipoprotein
E
N/A
 
Outer membrane Lipoprotein(experimental)
 
 
SEC
 
LOL
yes
yes
YMBA_ECOLI
P0AB10
ymbA
b0952 JW5127
IM lipoprotein (SEC through IM), inserted in OM by LOL), Intertransport PqiC YmbA
Inner Membrane Lipoprotein
E
N/A
Cell outer membrane
Cytoplasmic
 
 
SEC
 
LOL
yes
yes
APBE_ECOLI
P0AB85
apbE

yojK yojL

b2214 JW5368
IM lipoprotein (SEC through IM), inserted in OM by LOL), FAD:FMN transferase ApbE
Inner Membrane Lipoprotein
E
IM (predicted)
Cell inner membrane
Inner membrane lipoprotein
 
 
SEC
 
LOL
yes
yes
YFIM_ECOLI
P46126
yfiM
b2586 JW2570
IM lipoprotein (SEC through IM, inserted in OM by LOL), YfiM
Inner Membrane Lipoprotein
E
N/A
 
Cytoplasmic
 
 
SEC
 
LOL
yes
yes
YIAF_ECOLI
P0ADK0
yiaF
b3554 JW5655
IM lipoprotein (SEC through IM, inserted in OM by LOL), YiaF
Inner Membrane Lipoprotein
E
Soluble IM Fraction
 
Membrane Lipoprotein
 
 
SEC
 
LOL
yes
yes
ACRA_ECOLI
P0AE06
acrA

lir mtcA

b0463 JW0452
IM lipoprotein (SEC through IM), inserted in OM by LOL), Multidrug efflux pump subunit AcrA
Inner Membrane Lipoprotein
E
Soluble IM Fraction
Cell inner membrane
Inner membrane lipoprotein (Experimental)
 
 
SEC
 
LOL
yes
yes
DCRB_ECOLI
P0AEE1
dcrB

yhhR

b3472 JW5682
IM lipoprotein (SEC through IM, inserted in OM by LOL), DcrB
Inner Membrane Lipoprotein
E
Soluble IM Fraction
Periplasm
Inner membrane lipoprotein
 
 
SEC
 
LOL
yes
yes
FTSL_ECOLI
P0AEN4
ftsL

mraR yabD

b0083 JW0081
IM lipoprotein (SEC through IM), Cell division FtsL
Inner Membrane Lipoprotein
E
IM (predicted)
Cell inner membrane
Membrane anchored (Experimental)
 
 
SEC
 
 
yes
yes
YAFY_ECOLI
P77365
yafY
b0251 JW0240
IM lipoprotein (SEC through IM, inserted in OM by LOL), YafY
Inner Membrane Lipoprotein
E
N/A
Cell inner membrane
Cytoplasmic
 
 
SEC
 
LOL
no
no
ACFD_ECOLI
P0CK95
yghJ
b4466 JW5925 ECK2968
IM lipoprotein (SEC through IM), inserted in OM by LOL), Putative AcfD homolog YghJ
Inner Membrane Lipoprotein
E
N/A
Cell membrane
Inner membrane lipoprotein
 
 
SEC
 
LOL
no
yes
ACRE_ECOLI
P24180
acrE

envC

b3265 JW3233
IM lipoprotein (SEC through IM), inserted in OM by LOL), Multidrug export AcrE
Inner Membrane Lipoprotein
E
N/A
Cell inner membrane
Inner membrane lipoprotein
 
 
SEC
 
LOL
yes
yes
METQ_ECOLI
P28635
metQ

yaeC

b0197 JW0193
IM lipoprotein (SEC through IM), inserted in OM by LOL), D-methionine-binding MetQ
Inner Membrane Lipoprotein
E
Soluble IM Fraction
Cell membrane
Inner membrane lipoprotein (Experimental)
 
 
SEC
 
LOL
yes
yes
YIIG_ECOLI
P32151
yiiG
b3896 JW3867
IM lipoprotein (SEC through IM, inserted in OM by LOL), YiiG
Inner Membrane Lipoprotein
E
N/A
 
Inner membrane lipoprotein
 
 
SEC
 
LOL
no
yes
YJBH_ECOLI
P32689
yjbH
b4029 JW3989
IM lipoprotein (SEC through IM, inserted in OM by LOL), YjbH
Inner Membrane Lipoprotein
E
N/A
Cell membrane
Membrane Lipoprotein
 
 
SEC
 
LOL
yes
yes
YHJA_ECOLI
P37197
yhjA
b3518 JW3486
IM lipoprotein (SEC through IM), inserted in OM by LOL), Probable cytochrome c peroxidase YhjA
Inner Membrane Lipoprotein
E
N/A
 
Membrane anchored
 
 
SEC
 
LOL
no
yes
YNFC_ECOLI
P67553
ynfC
b1585 JW5258
IM lipoprotein (SEC through IM), inserted in OM by LOL), UPF0257 YnfC
Inner Membrane Lipoprotein
E
N/A
Cell membrane
Inner membrane lipoprotein
 
 
SEC
 
LOL
yes
yes
YDJY_ECOLI
P76220
ydjY
b1751 JW5283
IM lipoprotein (SEC through IM, inserted in OM by LOL), YdjY
Inner Membrane Lipoprotein
E
Soluble IM Fraction
 
Inner membrane lipoprotein
 
 
SEC
 
LOL
no
yes
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 ©2017 Copyright KU Leuven and FORTH/ICE-HT. Last Update: February 2019.