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

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E.coli K-12 (MG1655) Secretome

(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)
YGGN_ECOLI
P0ADS9
yggN
b2958 JW2925
periplasmic protein (SEC through IM), YggN
Periplasmic
G
N/A
 
Periplasmic(experimental)
 
 
SEC
DSBA
 
yes
yes
YGIW_ECOLI
P0ADU5
ygiW
b3024 JW2992
periplasmic protein (SEC through IM), YgiW
Periplasmic
G
N/A
Periplasm
Periplasmic (Experimental)
 
SECB
SEC
 
 
yes
yes
LPTA_ECOLI
P0ADV1
lptA

yhbN

b3200 JW3167
periplasmic protein (SEC through IM), polysaccharide export system LptA
Periplasmic
G
N/A
Periplasm
Periplasmic(experimental)
 
 
SEC
 
 
yes
yes
MLAC_ECOLI
P0ADV7
mlaC

yrbC

b3192 JW3159
periplasmic protein (SEC through IM), Interphospholipid transport system binding MlaC
Periplasmic
G
N/A
Periplasm
Periplasmic (Experimental)
 
 
SEC
 
 
no
yes
YHHA_ECOLI
P0ADX7
yhhA
b3448 JW3413
periplasmic protein (SEC through IM), YhhA
Periplasmic
G
N/A
 
Periplasmic
 
 
SEC
 
 
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
APHA_ECOLI
P0AE22
aphA

napA yjbP

b4055 JW4015
periplasmic protein (SEC through IM), Class B acid phosphatase AphA
Periplasmic
G
N/A
Periplasm
Periplasmic (Experimental)
 
 
SEC
 
 
no
yes
CPXP_ECOLI
P0AE85
cpxP

yiiO

b4484 JW5558
periplasmic peripheral IM protein (SEC through IM), CpxP
Peripheral inner membrane protein facing the periplasm
F2
N/A
Periplasm
Membrane associated (Experimental)
 
 
SEC
 
 
yes
yes
CREA_ECOLI
P0AE91
creA

yjjD

b4397 JW4360
periplasmic protein (SEC through IM), CreA
Periplasmic
G
N/A
 
Periplasmic
 
 
SEC
DSBA
 
yes
yes
CSGE_ECOLI
P0AE95
csgE
b1039 JW1022
Curli related periplasmic protein (SEC through IM), Curli production assembly/transport component CsgE
Periplasmic
G
N/A
 
Periplasmic (Experimental)
Curli
 
SEC
SURA
 
yes
yes
CSGF_ECOLI
P0AE98
csgF
b1038 JW1021
Curli related extra-cellular peripheral OM protein (SEC through IM), secreted over OM by curli), Curli production assembly/transport component CsgF
Peripheral outer membrane protein facing the extra-cellular space
F4
N/A
Cell outer membrane
Periplasmic (Experimental)
Curli
 
SEC
 
Curli
yes
yes
CSGG_ECOLI
P0AEA2
csgG
b1037 JW1020
Curli related OM lipoprotein & extra-cellular peripheral OM protein (SEC through IM), inserted in OM by LOL), Curli production assembly/transport component CsgG
Outer Membrane Lipoprotein, Peripheral outer membrane protein facing the extra-cellular space
I, F4
N/A
Cell membrane
Outer membrane Lipoprotein (Experimental)
Curli
 
SEC
 
LOL
yes
yes
DACA_ECOLI
P0AEB2
dacA

pfv

b0632 JW0627
periplasmic peripheral IM protein (SEC through IM), D-alanyl-D-alanine carboxypeptidase DacA
Peripheral inner membrane protein facing the periplasm
F2
Soluble IM Fraction
Cell inner membrane; Peripheral membrane protein; Cytoplasmic side
Membrane anchored (Experimental)
 
 
SEC
 
 
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
DEGS_ECOLI
P0AEE3
degS

hhoB htrH

b3235 JW3204
periplasmic protein (SEC through IM), Serine endoprotease DegS
Periplasmic
G
Soluble IM Fraction
Cell inner membrane
Membrane anchored
 
 
SEC
 
 
yes
yes
DGAL_ECOLI
P0AEE5
mglB

GBP

b2150 JW2137
periplasmic protein (SEC through IM), D-galactose-binding periplasmic MglB
Periplasmic
G
N/A
Periplasm
Periplasmic (Experimental)
 
 
SEC
SKP
 
no
yes
DSBA_ECOLI
P0AEG4
dsbA

dsf ppfA

b3860 JW3832
periplasmic protein (SEC through IM), Thiol:disulfide interchange DsbA
Periplasmic
G
N/A
Periplasm
Periplasmic (Experimental)
 
SRP (exp)
SEC
 
 
yes
yes
DSBC_ECOLI
P0AEG6
dsbC

xprA

b2893 JW2861
periplasmic protein (SEC through IM), Thiol:disulfide interchange DsbC
Periplasmic
G
N/A
Periplasm
Periplasmic (Experimental)
 
 
SEC
 
 
yes
yes
FEPB_ECOLI
P0AEL6
fepB
b0592 JW0584
periplasmic protein (SEC through IM), Ferrienterobactin-binding periplasmic protein FepB
Periplasmic
G
N/A
Periplasm
Periplasmic (Experimental)
 
 
SEC
 
 
yes
yes
FLGM_ECOLI
P0AEM4
flgM
b1071 JW1058
Flagellar cytoplasmic & extra-cellular protein (Flagellum secreted), Negative regulator of flagellin synthesis FlgM
Cytoplasmic, Extra-cellular
A, X
N/A
 
Cytoplasmic
 
 
Flagellum
 
Fla
yes
yes
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