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
Bernsel et al
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)
TOLC_ECOLI
P02930
tolC

colE1-i mtcB mukA refI
b3035 JW5503
OM b-barrel protein (SEC through IM, inserted in OM by BAM), TolC
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
SECB
SEC
SKP
BAM
yes
yes
OMPF_ECOLI
P02931
ompF

cmlB coa cry tolF
b0929 JW0912
OM b-barrel protein (SEC through IM, inserted in OM by BAM), OmpF
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
TF
SEC
SKP,SURA
BAM
yes
yes
PHOE_ECOLI
P02932
phoE

ompE
b0241 JW0231
OM b-barrel protein (SEC through IM, inserted in OM by BAM), PhoE
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane; Multi-pass membrane protein
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
 
BAM
yes
yes
LAMB_ECOLI
P02943
lamB

malB
b4036 JW3996
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Maltoporin LamB
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
SKP,SURA,DEGP
BAM
yes
yes
FEPA_ECOLI
P05825
fepA

fep feuB
b0584 JW5086
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Ferrienterobactin receptor FepA
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane; Multi-pass membrane protein
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
SKP
BAM
yes
yes
BTUB_ECOLI
P06129
btuB

bfe cer dcrC
b3966 JW3938
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Vitamin B12 transporter BtuB
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
SKP
BAM
no
yes
FHUA_ECOLI
P06971
fhuA

tonA
b0150 JW0146
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Ferrichrome transporter/phage receptor FhuA
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
SECB
SEC
SURA,SKP
BAM
yes
yes
OMPC_ECOLI
P06996
ompC

meoA par
b2215 JW2203
OM b-barrel protein (SEC through IM, inserted in OM by BAM), OmpC
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane; Multi-pass membrane protein
Outer Membrane ??-barrel protein (Experimental)
 
TF
SEC
SKP
BAM
yes
yes
OMPT_ECOLI
P09169
ompT
b0565 JW0554
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Protease 7 OmpT
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane; Multi-pass membrane protein
Outer Membrane ??-barrel protein (Experimental)
 
SECB,TF
SEC
 
BAM
no
no
MIPA_ECOLI
P0A908
mipA

yeaF
b1782 JW1771
OM b-barrel protein (SEC through IM, inserted in OM by BAM), MltA-interacting protein MipA
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
 
BAM
yes
yes
OMPA_ECOLI
P0A910
ompA

con tolG tut
b0957 JW0940
OM b-barrel protein (SEC through IM, inserted in OM by BAM), OmpA
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
TF
SEC
SKP,SURA,DEGP,DSBA
BAM
yes
yes
OMPW_ECOLI
P0A915
ompW

yciD
b1256 JW1248
OM b-barrel protein (SEC through IM, inserted in OM by BAM), OmpW
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
 
BAM
yes
yes
OMPX_ECOLI
P0A917
ompX

ybiG
b0814 JW0799
OM b-barrel protein (SEC through IM, inserted in OM by BAM), OmpX
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane; Multi-pass membrane protein
Outer Membrane ??-barrel protein (Experimental)
 
SECB,TF
SEC
SURA,SKP
BAM
yes
yes
PA1_ECOLI
P0A921
pldA
b3821 JW3794
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Phospholipase A1 PldA
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
SKP
BAM
yes
yes
TSX_ECOLI
P0A927
tsx

nupA
b0411 JW0401
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Nucleoside-specific channel-forming Tsx
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
 
BAM
yes
no
BAMA_ECOLI
P0A940
bamA

yaeT yzzN yzzY
b0177 JW0172
OM b-barrel protein (SEC through IM, inserted in OM by BAM), assembly factor BamA
Outer Membrane b-barrel protein
H
Soluble IM Fraction
Cell outer membrane
Outer Membrane ss-barrel protein(experimental)
 
 
SEC
 
BAM
yes
yes
TAMA_ECOLI
P0ADE4
tamA

yftM ytfM
b4220 JW4179
OM b-barrel protein (SEC through IM, inserted in OM by BAM and TAM), Translocation and assembly module subunit TamA
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein
 
 
SEC
 
BAM
yes
yes
FADL_ECOLI
P10384
fadL

ttr
b2344 JW2341
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Long-chain fatty acid transport FadL
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
SURA,SKP
BAM
yes
yes
FECA_ECOLI
P13036
fecA
b4291 JW4251
OM b-barrel protein (SEC through IM, inserted in OM by BAM), Fe(3+) dicitrate transport FecA
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
SURA,SKP
BAM
no
yes
FHUE_ECOLI
P16869
fhuE
b1102 JW1088
OM b-barrel protein (SEC through IM, inserted in OM by BAM), FhuE receptor FhuE
Outer Membrane b-barrel protein
H
N/A
Cell outer membrane
Outer Membrane ??-barrel protein (Experimental)
 
 
SEC
 
BAM
no
yes
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