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On One Page

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Gene |

Product(s) |

Expression|

Evolution |

References |

Quickview

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Standard Name	narH
Gene Synonym(s)	ECK1219, b1225, JW1216, chlC^[1], chlC
Product Desc.	nitrate reductase A, β subunit^[2]^[3]; Component of NarGH catalytic dimer of nitrate reductase A^[3]; nitrate reductase A^[2]^[3] Nitrate reductase I (NRA), beta subunit^[4]
Product Synonyms(s)	nitrate reductase 1, beta (Fe-S) subunit^[1], B1225^[2]^[1], ChlC^[2]^[1], NarH^[2]^[1] , chlC, ECK1219, JW1216, b1225
Function from GO	<GO_nr />
Knock-Out Phenotype
Regulation/Expression	transcription unit(s): narGHJI^[2], OP00060, chlC, narG, narGHIJ
Regulation/Activity
Quick Links
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Notes

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Induced by anaerobiosis plus nitrate. T_Cmplx14_Mem: NarG+NarH. HT_Cmplx31_Mem: NarH+NarZ.^[4]

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	narH
Mnemonic	Nitrate reductase, nitrate regulation
Synonyms	ECK1219, b1225, JW1216, chlC^[1], chlC
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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	27.65 minutes	MG1655: 1282827..1284365 <gbrowseImage> name=NC_000913:1282827..1284365 source=MG1655 preset=GeneLocation </gbrowseImage>	EcoCyc GBrowse(MG1655)	FASTA Dump EcoCyc Sequence Dump
REL606		NC_012967: 1283754..1285292 <gbrowseImage> name=NC_012967:1283754..1285292 source=REL606 preset=GeneLocation </gbrowseImage>	GBrowse (REL606)	FASTA Dump
BW2952		NC_012759: 1171548..1173086 <gbrowseImage> name=NC_012759:1171548..1173086 source=BW2952 preset=GeneLocation </gbrowseImage>	GBrowse (BW2952)	FASTA Dump
W3110		W3110: 1285181..1286719 <gbrowseImage> name=NC_007779:1285181..1286719 source=W3110 preset=GeneLocation </gbrowseImage>	GBrowse(W3110)	FASTA Dump
DH10B		DH10B: 1323068..1324606 <gbrowseImage> name=NC_010473:1323068..1324606 source=DH10B preset=GeneLocation </gbrowseImage>	GBrowse(DH10B)	FASTA Dump
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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
Coding Start (SO:0000323)	MG1655	1282827	Edman degradation	PMID:3053688
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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
narH(del) (Keio:JW1216)	deletion	deletion			PMID:16738554	Shigen
nar-200::Tn10			Enzyme activity	mutant is NarH - and there is reduced nitrate reductase activity	PMID:7047497	experimental strain: RK5263	table 5
nar-200::Tn10			Enzyme Activity	Mutant is NarH^- and there is reduced formate activity.	PMID:7047497	Experimental strain: RK5263	table 5
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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
JW1216	Plasmid clone	Shigen	PMID:16769691 Status:Clone OK Primer 1:GCCAAAATTCGTTCACAAGTCGG Primer 2:CCTGGATGCGGCTCCGTTTTGCT
12H9	Kohara Phage	Genobase	PMID:3038334
4D8	Kohara Phage	Genobase	PMID:3038334
fadR13::Tn10	Linked marker	CAG18497 = CGSC7365^[5]	est. P1 cotransduction: 11% ^[6]
oppC506::Tn10	Linked marker	CAG12169 = CGSC7369^[5]	est. P1 cotransduction: 46% ^[6] Synonyms:zch-506::Tn10, zci-506::Tn10
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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:EG10639	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10639	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000632	Escherichia coli str. K-12 substr. MG1655
NCBI (EcoliWiki Page)	GeneID:945780	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0633	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004121	Escherichia coli str. K-12 substr. MG1655
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Notes

Links

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Name	URL	Comments
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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	NarH
Synonyms	nitrate reductase 1, beta (Fe-S) subunit^[1], B1225^[2]^[1], ChlC^[2]^[1], NarH^[2]^[1] , chlC, ECK1219, JW1216, b1225
Product description	nitrate reductase A, β subunit^[2]^[3]; Component of NarGH catalytic dimer of nitrate reductase A^[3]; nitrate reductase A^[2]^[3] Nitrate reductase I (NRA), beta subunit^[4]
EC number (for enzymes)	1.7.99.4^[1]
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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:0005737	cytoplasm				C	Seeded from Riley et al 2006 ^[1].	Missing: evidence, reference
	GO:0005506	iron ion binding	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0408	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-1003	C	Seeded from EcoCyc (v14.0)	complete
	GO:0006810	transport	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0813	P	Seeded from EcoCyc (v14.0)	complete
	GO:0008940	nitrate reductase activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR006547	F	Seeded from EcoCyc (v14.0)	complete
	GO:0008940	nitrate reductase activity	GOA:spec GO_REF:0000003	IEA: Inferred from Electronic Annotation	EC:1.7.99.4	F	Seeded from EcoCyc (v14.0)	complete
	GO:0009055	electron carrier activity	PMID:10504245	IPI: Inferred from Physical Interaction		F	Seeded from EcoCyc (v14.0)	Missing: with/from
	GO:0009061	anaerobic respiration	PMID:7050087	IEP: Inferred from Expression Pattern		P	Seeded from EcoCyc (v14.0)	complete
	GO:0009325	nitrate reductase complex	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR006547	C	Seeded from EcoCyc (v14.0)	complete
	GO:0016020	membrane	PMID:16858726	IDA: Inferred from Direct Assay		C	Seeded from EcoCyc (v14.0)	complete
	GO:0016491	oxidoreductase activity	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0560	F	Seeded from EcoCyc (v14.0)	complete
	GO:0017004	cytochrome complex assembly	PMID:3053688	IDA: Inferred from Direct Assay		P	Seeded from EcoCyc (v14.0)	complete
	GO:0019898	extrinsic to membrane	GO_REF:0000023	IEA: Inferred from Electronic Annotation	SP_SL:SL-9903	C	Seeded from EcoCyc (v14.0)	complete
	GO:0022900	electron transport chain	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0249	P	Seeded from EcoCyc (v14.0)	complete
	GO:0031224	intrinsic to membrane	PMID:5996	IDA: Inferred from Direct Assay		C	Seeded from EcoCyc (v14.0)	complete
	GO:0042126	nitrate metabolic process	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR006547	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:0046872	metal ion binding	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0479	F	Seeded from EcoCyc (v14.0)	complete
	GO:0051538	3 iron, 4 sulfur cluster binding	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0003	F	Seeded from EcoCyc (v14.0)	complete
	GO:0051538	3 iron, 4 sulfur cluster binding	PMID:8664273	IPI: Inferred from Physical Interaction		F	Seeded from EcoCyc (v14.0)	Missing: with/from
	GO:0051539	4 iron, 4 sulfur cluster binding	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0004	F	Seeded from EcoCyc (v14.0)	complete
	GO:0051539	4 iron, 4 sulfur cluster binding	PMID:14725769	IDA: Inferred from Direct Assay		F	Seeded from EcoCyc (v14.0)	complete
	GO:0055114	oxidation reduction	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR006547	P	Seeded from EcoCyc (v14.0)	complete
	GO:0055114	oxidation reduction	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0560	P	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 NarGH catalytic dimer of nitrate reductase A	could be indirect
Protein	ugpB		PMID:16606699	Experiment(s):EBI-1139225
Protein	nadE		PMID:16606699	Experiment(s):EBI-1139225
Protein	narG		PMID:15690043	Experiment(s):EBI-880342, EBI-885754
Protein	tufA		PMID:15690043	Experiment(s):EBI-880342
Protein	fadH		PMID:15690043	Experiment(s):EBI-885754
Protein	narG		PMID:19402753	LCMS(ID Probability):99.6 MALDI(Z-score):18.440159
Protein	fadH		PMID:19402753	LCMS(ID Probability):99.6
Protein	Subunits of nitrate reductase A	could be indirect
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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
Cytoplasm		PMID:3053688, PMID:2233673, PMID:2674654	EchoLocation:narH
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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 MKIRSQVGMV LNLDKCIGCH TCSVTCKNVW TSREGVEYAW FNNVETKPGQ GFPTDWENQE KYKGGWIRKI NGKLQPRMGN RAMLLGKIFA NPHLPGIDDY YEPFDFDYQN LHTAPEGSKS QPIARPRSLI TGERMAKIEK GPNWEDDLGG EFDKLAKDKN FDNIQKAMYS QFENTFMMYL PRLCEHCLNP ACVATCPSGA IYKREEDGIV LIDQDKCRGW RMCITGCPYK KIYFNWKSGK SEKCIFCYPR IEAGQPTVCS ETCVGRIRYL GVLLYDADAI ERAASTENEK DLYQRQLDVF LDPNDPKVIE QAIKDGIPLS VIEAAQQSPV YKMAMEWKLA LPLHPEYRTL PMVWYVPPLS PIQSAADAGE LGSNGILPDV ESLRIPVQYL ANLLTAGDTK PVLRALKRML AMRHYKRAET VDGKVDTRAL EEVGLTEAQA QEMYRYLAIA NYEDRFVVPS SHRELAREAF PEKNGCGFTF GDGCHGSDTK FNLFNSRRID AIDVTSKTEP HP
Length	512
Mol. Wt	58.067 kDa
pI	6.8 (calculated)
Extinction coefficient	82,280 - 84,405 (calc based on 22 Y, 9 W, and 17 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
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<motif_map/>

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

Structures

<beststructure> gene=narH 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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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:16129188	Escherichia coli str. K-12 substr. MG1655
NCBI (Protein) (EcoliWiki Page)	GeneID:945780	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004121	Escherichia coli str. K-12 substr. MG1655
UniProt (EcoliWiki Page)	UniProtKB/Swiss-Prot:P11349	Escherichia coli str. K-12 substr. MG1655
EcoCyc	EcoCyc:EG10639	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10639	Escherichia coli str. K-12 substr. MG1655
NCBI (Gene) (EcoliWiki Page)	GeneID:945780	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000632	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0633	Escherichia coli str. K-12 substr. MG1655
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Notes

Links

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Name	URL	Comments
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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 MC4100	1.17E+02	molecules/cell	Medium: median data from rich and minimal media Temperature (°C): 37 Doubling time (min): Growth Rate(min): Growth phase: other:	emPAI		PMID:18304323
Protein	Ecoli K-12	1.101+/-0.073	Molecules/cell	Medium: Temperature (°C): Doubling time (min): Growth Rate(min): * Growth phase: other: *		Single Molecule Fluorescence	PMID:20671182
mRNA	Ecoli K-12	0.002275683	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	8^a	molecules/cell/generation	Medium: MOPS Complete Temperature (°C): 37 Doubling time (min): *Growth phase: OD: other:	Ribosome Profiling	Low confidence in the sequencing data set.	PMID: 24766808
Protein	E. coli K-12 MG1655	16	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	0^a	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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See Help:Expression_transcription for help entering or editing information in this section of EcoliWiki.

Transcription unit(s)
narGHJI
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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_000913:1282807..1282847 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
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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:b1225 (EcoliWiki Page)	NCBI GEO profiles for narH
microarray	GenExpDB:b1225 (EcoliWiki Page)	Summary of data for narH 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
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Notes

Accessions Related to narH Expression

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

Database	Accession	Notes
EcoCyc	EcoCyc:EG10639	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0633	Escherichia coli str. K-12 substr. MG1655
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b1225
EcoGene	EcoGene:EG10639	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000632	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004121	Escherichia coli str. K-12 substr. MG1655
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Notes

Links

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Name	URL	Comments
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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
Shigella flexneri	NARH	From SHIGELLACYC
E. coli O157	NARH	From ECOO157CYC
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Do-It-Yourself Web Tools

Notes

Families

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

Database	Accession	Notes
Panther (EcoliWiki Page)	PTHR11938:SF8
Superfamily (EcoliWiki Page)	SUPERFAMILY:54862
EcoCyc	EcoCyc:EG10639	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10639	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000632	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0633	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0004121	Escherichia coli str. K-12 substr. MG1655
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Notes

Links

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Name	URL	Comments
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References

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

↑ ^1.00 ^1.01 ^1.02 ^1.03 ^1.04 ^1.05 ^1.06 ^1.07 ^1.08 ^1.09 ^1.10 ^1.11 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
↑ ^2.00 ^2.01 ^2.02 ^2.03 ^2.04 ^2.05 ^2.06 ^2.07 ^2.08 ^2.09 ^2.10 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
↑ ^3.0 ^3.1 ^3.2 ^3.3 ^3.4 ^3.5 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
↑ ^4.0 ^4.1 ^4.2 EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.
↑ ^5.0 ^5.1 CGSC: The Coli Genetics Stock Center
↑ ^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).

narH:On One Page

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Notes

Gene

Nomenclature

Notes

Location(s) and DNA Sequence

Notes

Sequence Features

Notes

Alleles and Phenotypes

Notes

Genetic Interactions

Notes

Genetic Resources

Notes

Accessions in Other Databases

Notes

Links

Product(s)

Nomenclature

Notes

Function

Notes

Localization

Notes

Structure and Physical Properties

Structure figures

Notes

Gene Product Resources

Notes

Accessions in Other Databases

Notes

Links

Expression

Overview

Cellular Levels

Notes

Transcription and Transcriptional Regulation

Notes

Translation and Regulation of Translation

Notes

Turnover and Regulation of Turnover

Notes

Experimental

Notes

Accessions Related to narH Expression

Notes

Links

Evolution

Homologs in Other Organisms

Do-It-Yourself Web Tools

Notes

Families

Notes

Links

References

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