kefC:On One Page

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Quickview   Gene   Gene Product(s)   Expression   Evolution   On One Page    
Quickview | Gene | Product(s) | Expression| Evolution | References |

Quickview

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Standard Name

kefC

Gene Synonym(s)

ECK0048, b0047, JW0046, trkC[1], trkC

Product Desc.

KefC potassium CPA2 transporter[2][3]

NEM-activatable K+/H+ antiporter[4]

Product Synonyms(s)

potassium:proton antiporter[1], B0047[2][1], TrkC[2][1], KefC[2][1] , ECK0048, JW0046, trkC, b0047

Function from GO

<GO_nr />

Knock-Out Phenotype
Regulation/Expression

transcription unit(s): kefF[2]

Regulation/Activity
Quick Links

porteco.png EcoCyc.gif regulondb.jpg

dnadisplay.png proteindisplay.png   pubmed.jpg   textpresso.jpg  

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Notes

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Gene

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Nomenclature

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See Help:Gene_nomenclature for help with entering information in the Gene Nomenclature table.

Standard name

kefC

Mnemonic

K+ efflux

Synonyms

ECK0048, b0047, JW0046, trkC[1], trkC

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Notes

Location(s) and DNA Sequence

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<protect> See Help:Gene_location for help entering information in the Gene Location and DNA sequence table.

Strain Map location Genome coordinates Genome browsers Sequence links

MG1655

1.03 minutes 

MG1655: 47769..49631
<gbrowseImage> name=NC_000913:47769..49631 source=MG1655 preset=GeneLocation </gbrowseImage>

REL606

NC_012967: 51964..53826
<gbrowseImage> name=NC_012967:51964..53826 source=REL606 preset=GeneLocation </gbrowseImage>

BW2952

NC_012759: 47769..49631
<gbrowseImage> name=NC_012759:47769..49631 source=BW2952 preset=GeneLocation </gbrowseImage>

W3110

 

W3110: 47769..49631
<gbrowseImage> name=NC_007779:47769..49631 source=W3110 preset=GeneLocation </gbrowseImage>

DH10B

DH10B: 47769..49631
<gbrowseImage> name=NC_010473:47769..49631 source=DH10B preset=GeneLocation </gbrowseImage>

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Notes

Sequence Features

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See Help:Gene_sequence_features for help in entering sequence features in EcoliWiki.

Feature Type Strain Genomic Location Evidence Reference Notes

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Notes

Alleles and Phenotypes

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See Help:Gene_alleles for how to enter or edit alleles and phenotypes in EcoliWiki.

Allele Nt change(s) AA change(s) Phenotype: Type Phenotype: Description Reference Availability Comments

kefC(del) (Keio:JW0046)

deletion

deletion

PMID:16738554

Shigen

CGSC8359[5]

kefC121

CGSC:8149

kefC760(del)::kan

PMID:16738554

CGSC:101626


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Notes

Genetic Interactions

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Interactor Interaction Allele Score(s) Reference(s) Accessions Notes

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Notes

Genetic Resources

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See Help:Gene_resources for help entering information into the Genetic Resources table.

Resource Resource Type Source Notes/Reference

JW0046

Plasmid clone

Shigen

PMID:16769691

Status:Clone OK

Primer 1:GCCGATAGCCATACGCTGATTCA

Primer 2:CCGGATGAGGGTTTCGTTTCCGG

2F7

Kohara Phage

Genobase

PMID:3038334

4A3

Kohara Phage

Genobase

PMID:3038334

carB96::Tn10

Linked marker

CAG12093 = CGSC7322[5]

est. P1 cotransduction: 58% [6]
Synonyms:car-96::Tn10

leuO3051::Tn10

Linked marker

CAG12095 = CGSC7324[5]

est. P1 cotransduction: 23% [6]
Synonyms:zab-3051::Tn10 nnnThe start of leuO was reannotated by Riley et al. (2006).

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Notes

Accessions in Other Databases

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database Accession Notes

EcoCyc

EcoCyc:EG10521

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG10521

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120000514

Escherichia coli str. K-12 substr. MG1655

NCBI (EcoliWiki Page)

GeneID:944773

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB0516

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0000161

Escherichia coli str. K-12 substr. MG1655

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Notes

Links

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Product(s)

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Nomenclature

See Help:Product_nomenclature for help entering or editing information in this section of EcoliWiki.

Standard name

KefC

Synonyms

potassium:proton antiporter[1], B0047[2][1], TrkC[2][1], KefC[2][1] , ECK0048, JW0046, trkC, b0047

Product description

KefC potassium CPA2 transporter[2][3]

NEM-activatable K+/H+ antiporter[4]

EC number (for enzymes)


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Notes

Function

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<protect> Gene Ontology
See Help:Gene_ontology for help entering or editing GO terms and GO annotations in EcoliWiki.

Qualifier GO ID GO term name Reference Evidence Code with/from Aspect Notes Status

GO:0006813

potassium ion transport

PMID:10632882 PMID:8594323

IDA: Inferred from Direct Assay

P

complete

GO:0006885

regulation of pH

PMID:10632882 PMID:8594323

IDA: Inferred from Direct Assay

P

complete

GO:0005887

integral to plasma membrane

PMID:2046548

IDA: Inferred from Direct Assay

C

Based on location of KefC-LacZ fusion proteins (pg. 611).

complete

GO:0003824

catalytic activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR016040

F

Seeded from EcoCyc (v14.0)

complete

GO:0005488

binding

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR016040

F

Seeded from EcoCyc (v14.0)

complete

GO:0005886

plasma membrane

GOA:hamap
GO_REF:0000020

IEA: Inferred from Electronic Annotation

HAMAP:MF_01413

C

Seeded from EcoCyc (v14.0)

complete

GO:0005886

plasma membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0997

C

Seeded from EcoCyc (v14.0)

complete

GO:0005886

plasma membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-1003

C

Seeded from EcoCyc (v14.0)

complete

GO:0006813

potassium ion transport

GOA:hamap
GO_REF:0000020

IEA: Inferred from Electronic Annotation

HAMAP:MF_01413

P

Seeded from EcoCyc (v14.0)

complete

GO:0006813

potassium ion transport

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR003148

P

Seeded from EcoCyc (v14.0)

complete

GO:0006813

potassium ion transport

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR006036

P

Seeded from EcoCyc (v14.0)

complete

GO:0006813

potassium ion transport

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0633

P

Seeded from EcoCyc (v14.0)

complete

GO:0006813

potassium ion transport

PMID:3301813

IGI: Inferred from Genetic Interaction

EcoliWiki:kefB


P

Fig. 1

complete

GO:0008152

metabolic process

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR016040

P

Seeded from EcoCyc (v14.0)

complete

GO:0015297

antiporter activity

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0050

F

Seeded from EcoCyc (v14.0)

complete

GO:0015299

solute:hydrogen antiporter activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR006153

F

Seeded from EcoCyc (v14.0)

complete

GO:0015503

glutathione-regulated potassium exporter activity

GOA:hamap
GO_REF:0000020

IEA: Inferred from Electronic Annotation

HAMAP:MF_01413

F

Seeded from EcoCyc (v14.0)

complete

GO:0015503

glutathione-regulated potassium exporter activity

PMID:2192231

IMP: Inferred from Mutant Phenotype

F

Seeded from EcoCyc (v14.0)

complete

GO:0016020

membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0472

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR004771

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR006153

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0812

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GO_REF:0000023

IEA: Inferred from Electronic Annotation

SP_SL:SL-9909

C

Seeded from EcoCyc (v14.0)

complete

GO:0030955

potassium ion binding

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0630

F

Seeded from EcoCyc (v14.0)

complete

GO:0055085

transmembrane transport

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR006153

P

Seeded from EcoCyc (v14.0)

complete

GO:0005887

integral to plasma membrane

PMID:2046548

ISM: Inferred from Sequence Model

PMID:2046548


C

complete

Interactions See Help:Product_interactions for help entering or editing information about gene product interactions in this section of EcoliWiki.

Partner Type Partner Notes References Evidence

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Notes

Localization

See Help:Product_localization for how to add or edit information in this section of EcoliWiki.

Compartment Description Evidence Reference/Source Notes

plasma membrane

C-terminus localized in the cytoplasm with 13 predicted transmembrane domains

Daley et al. (2005) [7]

plasma membrane

From EcoCyc[3]


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Notes

Structure and Physical Properties

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<protect> Physical Properties See Help:Product_physical_properties for help entering or editing information about the physical properties of this gene product.

Name
Sequence

at EcoCyc

MDSHTLIQAL IYLGSAALIV PIAVRLGLGS VLGYLIAGCI IGPWGLRLVT DAESILHFAE
IGVVLMLFII GLELDPQRLW KLRAAVFGCG ALQMVICGGL LGLFCMLLGL RWQVAELIGM
TLALSSTAIA MQAMNERNLM VTQMGRSAFA VLLFQDIAAI PLVAMIPLLA TSSASTTMGA
FALSALKVAG ALVLVVLLGR YVTRPALRFV ARSGLREVFS AVALFLVFGF GLLLEEVGLS
MAMGAFLAGV LLASSEYRHA LESDIEPFKG LLLGLFFIGV GMSIDFGTLL ENPLRIVILL
LGFLIIKIAM LWLIARPLQV PNKQRRWFAV LLGQGSEFAF VVFGAAQMAN VLEPEWAKSL
TLAVALSMAA TPILLVILNR LEQSSTEEAR EADEIDEEQP RVIIAGFGRF GQITGRLLLS
SGVKMVVLDH DPDHIETLRK FGMKVFYGDA TRMDLLESAG AAKAEVLINA IDDPQTNLQL
TEMVKEHFPH LQIIARARDV DHYIRLRQAG VEKPERETFE GALKTGRLAL ESLGLGPYEA
RERADVFRRF NIQMVEEMAM VENDTKARAA VYKRTSAMLS EIITEDREHL SLIQRHGWQG
TEEGKHTGNM ADEPETKPSS
Length

620

Mol. Wt

67.798 kDa

pI

6.0 (calculated)

Extinction coefficient

50,420 - 50,920 (calc based on 8 Y, 7 W, and 4 C residues)


Domains/Motifs/Modification Sites

See Help:Product_domains_motifs for help entering or editing information in this section of EcoliWiki.

Type Residues Description Notes References

Domain

10..379

PF00999 Sodium/hydrogen exchanger family

PMID:19920124

Domain

402..514

PF02254 TrkA-N domain

PMID:19920124

<motif_map/>

tmhmm.php?gene=kefC&show=pic&.jpg
Click the image to view raw output from TMHMM.

Structure
See Help:Product_structure for help entering or editing information in this section of EcoliWiki.

Structures

<beststructure> gene=kefC taxon=562,83333 </beststructure>

Models

View models at:

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Structure figures

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Notes

Gene Product Resources

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See Help:Product_resources for help with entering or editing information in this section of EcoliWiki.

Resource type Source Notes/Reference

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Notes

Accessions in Other Databases

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database Accession Notes

NCBI (Protein) (EcoliWiki Page)

GI:16128041

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0000161

Escherichia coli str. K-12 substr. MG1655

UniProt (EcoliWiki Page)

UniProtKB/Swiss-Prot:P03819

Escherichia coli str. K-12 substr. MG1655

EcoCyc

EcoCyc:EG10521

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG10521

Escherichia coli str. K-12 substr. MG1655

NCBI (Gene) (EcoliWiki Page)

GeneID:944773

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120000514

Escherichia coli str. K-12 substr. MG1655

NCBI (Protein) (EcoliWiki Page)

GeneID:944773

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB0516

Escherichia coli str. K-12 substr. MG1655

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Notes

Links

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Expression

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Overview

This is a placeholder for a summary statement on how expression of this gene product is regulated. You can help EcoliWiki by becoming a user and writing/editing this statement.


Cellular Levels

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See Help:Cellular levels

Molecule Organism or Strain Value Units Experimental Conditions Assay used Notes Reference(s)

Protein

Ecoli K-12

3.107+/-0.037

Molecules/cell

  • Medium:
  • Temperature (°C):
  • Doubling time (min): Growth Rate(min): *
  • Growth phase: other: *

Single Molecule Fluorescence

PMID:20671182

mRNA

Ecoli K-12

0.007787325

Molecules/cell

  • Medium:
  • Temperature (°C):
  • Doubling time (min): Growth Rate(min): *
  • Growth phase: other: *

by RNA_Seq

PMID:20671182

Protein

E. coli K-12 MG1655

58

molecules/cell/generation

  • Medium: MOPS Complete
  • Temperature (°C): 37
  • Doubling time (min):
  • *Growth phase:
  • OD:
  • other:

Ribosome Profiling

PMID: 24766808

Protein

E. coli K-12 MG1655

39

molecules/cell/generation

  • Medium: MOPS Minimal
  • Temperature (°C): 37
  • Doubling time (min):
  • *Growth phase:
  • OD:
  • other:

Ribosome Profiling

PMID: 24766808

Protein

E. coli K-12 MG1655

21a

molecules/cell/generation

  • Medium: MOPS Complete without Methionine
  • Temperature (°C): 37
  • Doubling time (min):
  • *Growth phase:
  • OD:
  • other:

Ribosome Profiling

Low confidence in the sequencing data set.

PMID: 24766808

Notes

Transcription and Transcriptional Regulation

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<protect>

See Help:Expression_transcription for help entering or editing information in this section of EcoliWiki.

Transcription unit(s)

kefF

Figure courtesy of RegulonDB

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Notes

This is a placeholder for a summary statement about how transcription of this gene is regulated. You can help EcoliWiki by becoming a user and writing/editing this statement.

Translation and Regulation of Translation

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<protect><gbrowseImage> name=NC_000913:47749..47789 source=MG1655 type=Gene+DNA_+Protein preset=Nterminus </gbrowseImage> This picture shows the sequence around the N-terminus.

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Notes

This is a placeholder for a summary statement about how translation of this gene product is regulated. You can help EcoliWiki by becoming a user and writing/editing this statement.

Turnover and Regulation of Turnover

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Notes

This is a placeholder for a summary statement about turnover of this gene product. You can help EcoliWiki by becoming a user and writing/editing this statement.

Experimental

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<protect> Mutations Affecting Expression See Help:Expression_mutations for help entering or editing information in this section of EcoliWiki.

Allele Name Mutation Phenotype Reference


Expression Studies See Help:Expression_studies for help entering or editing information in this section of EcoliWiki.

Type Reference Notes

microarray

GEO Profiles:b0047 (EcoliWiki Page)

NCBI GEO profiles for kefC

microarray

GenExpDB:b0047 (EcoliWiki Page)

Summary of data for kefC from multiple microarray studies


Expression Resources See Help:Expression_resources for help entering or editing information in this section of EcoliWiki.

Resource Name Resource Type Description Source Notes

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Notes

Accessions Related to kefC Expression

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database Accession Notes

EcoCyc

EcoCyc:EG10521

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB0516

Escherichia coli str. K-12 substr. MG1655

EcoliGenExpDB (EcoliWiki Page)

EcoliGenExpDB:b0047

EcoGene

EcoGene:EG10521

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120000514

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0000161

Escherichia coli str. K-12 substr. MG1655

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Notes

Links

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Evolution

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Homologs in Other Organisms

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See Help:Evolution_homologs for help entering or editing information in this section of EcoliWiki.

Organism Homologs (Statistics) Comments

Arabidopsis thaliana

  • AT1G01790 (score: 1.000; bootstrap: 99%)
  • AT4G00630 (score: 0.833)

From Inparanoid:20070104

Bos taurus

  • ENSBTAP00000020850 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Caenorhabditis elegans

  • WBGene00009617 (score: 1.000; bootstrap: 100%)
  • WBGene00010214 (score: 0.678)
  • WBGene00009618 (score: 0.274)

From Inparanoid:20070104

Canis familiaris

  • ENSCAFP00000009546 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Ciona intestinalis

  • ENSCINP00000005318 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Dictyostelium discoideum

  • DDB0219541 (score: 1.000; bootstrap: 100%)
  • DDB0184575 (score: 0.148)

From Inparanoid:20070104

Gallus gallus

  • ENSGALP00000027112 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Homo sapiens

  • ENSP00000279934 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Monodelphis domestica

  • ENSMODP00000004640 (score: 1.000; bootstrap: 100%)
  • ENSMODP00000016169 (score: 0.217)

From Inparanoid:20070104

Mus musculus

  • MGI:2444946 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Pan troglodytes

  • ENSPTRP00000010303 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Rattus norvegicus

  • ENSRNOP00000026281 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Saccharomyces cerevisiae

  • YJL094C (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Schizosaccharomyces pombe

  • SPAC1051c (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Tetraodon nigroviridis

  • GSTENP00017938001 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

Xenopus tropicalis

  • ENSXETP00000038550 (score: 1.000; bootstrap: 74%)

From Inparanoid:20070104

Shigella flexneri

KEFC

From SHIGELLACYC

E. coli O157

KEFC

From ECOO157CYC


Do-It-Yourself Web Tools

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Notes

Families

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database Accession Notes

Pfam (EcoliWiki Page)

PF00999 Sodium/hydrogen exchanger family

Superfamily (EcoliWiki Page)

SUPERFAMILY:51735

Panther (EcoliWiki Page)

PTHR16254:SF0

Pfam (EcoliWiki Page)

PF02254 TrkA-N domain

EcoCyc

EcoCyc:EG10521

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG10521

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120000514

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB0516

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0000161

Escherichia coli str. K-12 substr. MG1655

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Notes

Links

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References

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See Help:References for how to manage references in EcoliWiki.

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  3. 3.0 3.1 3.2 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  4. 4.0 4.1 EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.
  5. 5.0 5.1 5.2 CGSC: The Coli Genetics Stock Center
  6. 6.0 6.1 The Tn10 insertion sites determined by Nichols et al. 1998 (PMID:9829956) were reannotated by alignment with E. coli K-12 genome sequence (GenBank accession NC_000913). P1 contransduction frequencies were calculated using the formula of Wu (PMID:5338813).
  7. Daley, DO et al. (2005) Global topology analysis of the Escherichia coli inner membrane proteome. Science 308 1321-3 PubMed

Categories

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