narQ:On One Page

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

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Standard Name

narQ

Gene Synonym(s)

ECK2464, b2469, JW2453[1], JW2453

Product Desc.

NarQ[2][3];

Component of NarQ[2][3]

Nitrate/nitrite sensor-transmitter protein; anaerobic respiratory path; cognate regulator is NarP; function redundant with narX[4]

Product Synonyms(s)

B2469[2], nitrate/nitrite sensor kinase-phosphotransferase NarQ[2], , ECK2464, JW2453, b2469

Function from GO

<GO_nr />

Knock-Out Phenotype
Regulation/Expression

transcription unit(s): narQ[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

narQ

Mnemonic

Nitrate reductase, nitrate regulation

Synonyms

ECK2464, b2469, JW2453[1], JW2453

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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

55.69 minutes 

MG1655: 2583753..2585453
<gbrowseImage> name=NC_000913:2583753..2585453 source=MG1655 preset=GeneLocation </gbrowseImage>

REL606

NC_012967: 2506559..2508259
<gbrowseImage> name=NC_012967:2506559..2508259 source=REL606 preset=GeneLocation </gbrowseImage>

BW2952

NC_012759: 2469558..2471258
<gbrowseImage> name=NC_012759:2469558..2471258 source=BW2952 preset=GeneLocation </gbrowseImage>

W3110

 

W3110: 2584387..2586087
<gbrowseImage> name=NC_007779:2584387..2586087 source=W3110 preset=GeneLocation </gbrowseImage>

DH10B

DH10B: 2675518..2677218
<gbrowseImage> name=NC_010473:2675518..2677218 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

ΔnarQ (Keio:JW2453)

deletion

deletion

PMID:16738554

Shigen
CGSC9959[5]

narQ::Tn5KAN-2 (FB20816)

Insertion at nt 758 in Plus orientation

PMID:15262929

E. coli Genome Project:FB20816

contains pKD46

narQ::Tn5KAN-2 (FB20817)

Insertion at nt 758 in Plus orientation

PMID:15262929

E. coli Genome Project:FB20817

does not contain pKD46

ΔnarQ::kan

deletion

Biolog:respiration

unable to respire D-Mannose

PMID:16095938

ΔnarQ::kan

deletion

Biolog:respiration

unable to respire Acetate

PMID:16095938

ΔnarQ1314

CGSC:79829

ΔnarQ789::kan

PMID:16738554

CGSC:102030


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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

JW2453

Plasmid clone

Shigen

PMID:16769691

Status:Clone OK

Primer 1:GCCATTGTTAAACGACCCGTCTC

Primer 2:CCCATTAACTGACTTTCCTCACC

7A8

Kohara Phage

Genobase

PMID:3038334

nupC510::Tn10

Linked marker

CAG18468 = CGSC7410[5]

est. P1 cotransduction: 1% [6]

purC80::Tn10

Linked marker

CAG18470 = CGSC7413[5]

est. P1 cotransduction: 71% [6]

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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:EG11460

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG11460

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120001423

Escherichia coli str. K-12 substr. MG1655

NCBI (EcoliWiki Page)

GeneID:946948

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB1429

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0008132

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

NarQ

Synonyms

B2469[2], nitrate/nitrite sensor kinase-phosphotransferase NarQ[2], , ECK2464, JW2453, b2469

Product description

NarQ[2][3];

Component of NarQ[2][3]

Nitrate/nitrite sensor-transmitter protein; anaerobic respiratory path; cognate regulator is NarP; function redundant with narX[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:0000155

two-component sensor activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR005467

F

Seeded from EcoCyc (v14.0)

complete

GO:0000155

two-component sensor activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011712

F

Seeded from EcoCyc (v14.0)

complete

GO:0000155

two-component sensor activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR016380

F

Seeded from EcoCyc (v14.0)

complete

GO:0000160

two-component signal transduction system (phosphorelay)

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011712

P

Seeded from EcoCyc (v14.0)

complete

GO:0000160

two-component signal transduction system (phosphorelay)

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR016380

P

Seeded from EcoCyc (v14.0)

complete

GO:0000160

two-component signal transduction system (phosphorelay)

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0902

P

Seeded from EcoCyc (v14.0)

complete

GO:0000166

nucleotide binding

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0547

F

Seeded from EcoCyc (v14.0)

complete

GO:0004673

protein histidine kinase activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR005467

F

Seeded from EcoCyc (v14.0)

complete

GO:0004673

protein histidine kinase activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR016380

F

Seeded from EcoCyc (v14.0)

complete

GO:0004673

protein histidine kinase activity

GOA:spec
GO_REF:0000003

IEA: Inferred from Electronic Annotation

EC:2.7.13.3

F

Seeded from EcoCyc (v14.0)

complete

GO:0004871

signal transducer activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR003660

F

Seeded from EcoCyc (v14.0)

complete

GO:0005524

ATP binding

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR003594

F

Seeded from EcoCyc (v14.0)

complete

GO:0005524

ATP binding

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0067

F

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:0007165

signal transduction

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR003660

P

Seeded from EcoCyc (v14.0)

complete

GO:0007165

signal transduction

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR005467

P

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:IPR003660

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011712

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR016380

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:0016301

kinase activity

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0418

F

Seeded from EcoCyc (v14.0)

complete

GO:0016740

transferase activity

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0808

F

Seeded from EcoCyc (v14.0)

complete

GO:0018106

peptidyl-histidine phosphorylation

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR005467

P

Seeded from EcoCyc (v14.0)

complete

GO:0042128

nitrate assimilation

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0534

P

Seeded from EcoCyc (v14.0)

complete

GO:0046983

protein dimerization activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011712

F

Seeded from EcoCyc (v14.0)

complete

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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

Protein

Subunits of NarQ

could be indirect

Protein

dnaK

PMID:16606699

Experiment(s):EBI-1142947

Protein

sdhA

PMID:16606699

Experiment(s):EBI-1142947

Protein

ybjD

PMID:16606699

Experiment(s):EBI-1142947

Protein

rpsM

PMID:16606699

Experiment(s):EBI-1142947

Protein

groL

PMID:16606699

Experiment(s):EBI-1142947

Protein

yghW

PMID:16606699

Experiment(s):EBI-1142947

Protein

htpG

PMID:16606699

Experiment(s):EBI-1142947

Protein

rplQ

PMID:16606699

Experiment(s):EBI-1142947

Protein

proS

PMID:16606699

Experiment(s):EBI-1142947

Protein

rplJ

PMID:16606699

Experiment(s):EBI-1142947
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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

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 

MIVKRPVSAS LARAFFYIVL LSILSTGIAL LTLASSLRDA EAINIAGSLR MQSYRLGYDL
QSGSPQLNAH RQLFQQALHS PVLTNLNVWY VPEAVKTRYA HLNANWLEMN NRLSKGDLPW
YQANINNYVN QIDLFVLALQ HYAERKMLLV VAISLAGGIG IFTLVFFTLR RIRHQVVAPL
NQLVTASQRI EHGQFDSPPL DTNLPNELGL LAKTFNQMSS ELHKLYRSLE ASVEEKTRDL
HEAKRRLEVL YQCSQALNTS QIDVHCFRHI LQIVRDNEAA EYLELNVGEN WRISEGQPNP
ELPMQILPVT MQETVYGELH WQNSHVSSSE PLLNSVSSML GRGLYFNQAQ KHFQQLLLME
ERATIARELH DSLAQVLSYL RIQLTLLKRS IPEDNATAQS IMADFSQALN DAYRQLRELL
TTFRLTLQQA DLPSALREML DTLQNQTSAK LTLDCRLPTL ALDAQMQVHL LQIIREAVLN
AMKHANASEI AVSCVTAPDG NHTVYIRDNG IGIGEPKEPE GHYGLNIMRE RAERLGGTLT
FSQPSGGGTL VSISFRSAEG EESQLM
Length

566

Mol. Wt

63.698 kDa

pI

6.7 (calculated)

Extinction coefficient

52,830 - 53,330 (calc based on 17 Y, 5 W, and 4 C residues)

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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

154..224

PF00672 HAMP domain

PMID:19920124

Domain

465..558

PF02518 Histidine kinase-, DNA gyrase B-, and HSP90-like ATPase

PMID:19920124

Domain

361..429

PF07730 Histidine kinase

PMID:19920124

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<motif_map/>

tmhmm.php?gene=narQ&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=narQ 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:16130394

Escherichia coli str. K-12 substr. MG1655

NCBI (Protein) (EcoliWiki Page)

GeneID:946948

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0008132

Escherichia coli str. K-12 substr. MG1655

UniProt (EcoliWiki Page)

UniProtKB/Swiss-Prot:P27896

Escherichia coli str. K-12 substr. MG1655

EcoCyc

EcoCyc:EG11460

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG11460

Escherichia coli str. K-12 substr. MG1655

NCBI (Gene) (EcoliWiki Page)

GeneID:946948

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120001423

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB1429

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

E. coli K-12 MG1655

38

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

12

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

8a

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

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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)

narQ

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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_000913:2583733..2583773 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

</protect>

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

Type Reference Notes

microarray

GEO Profiles:b2469 (EcoliWiki Page)

NCBI GEO profiles for narQ

microarray

GenExpDB:b2469 (EcoliWiki Page)

Summary of data for narQ from multiple microarray studies

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

Resource Name Resource Type Description Source Notes

GFP Fusion

Intergenic region (2583471..2583825) fused to gfpmut2.

OpenBioSystems

GFP fusion described in Zaslaver, et al.
Plate:109-AZ03; Well:F6[7]

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Notes

Accessions Related to narQ Expression

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

Database Accession Notes

EcoCyc

EcoCyc:EG11460

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB1429

Escherichia coli str. K-12 substr. MG1655

EcoliGenExpDB (EcoliWiki Page)

EcoliGenExpDB:b2469

EcoGene

EcoGene:EG11460

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120001423

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0008132

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

Anopheles gambiae

  • ENSANGP00000029307 (score: 1.000; bootstrap: 100%)

From Inparanoid:20070104

E. coli O157

NARQ

From ECOO157CYC

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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)

PF02518 Histidine kinase-, DNA gyrase B-, and HSP90-like ATPase

Pfam (EcoliWiki Page)

PF00672 HAMP domain

Panther (EcoliWiki Page)

PTHR24423:SF295

Superfamily (EcoliWiki Page)

SUPERFAMILY:55874

Pfam (EcoliWiki Page)

PF07730 Histidine kinase

EcoCyc

EcoCyc:EG11460

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG11460

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120001423

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB1429

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0008132

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 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 3.3 3.4 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. ↑ Zaslaver, A et al. (2006) A comprehensive library of fluorescent transcriptional reporters for Escherichia coli. Nat. Methods 3 623-8 PubMed

Categories

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