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Expression|

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Standard Name	gntU
Gene Synonym(s)	ECK3421, b4476, JW5686, b3435 (obsolete), b3436 (obsolete)^[1]^[2]
Product Desc.	GntU gluconate Gnt transporter^[2]^[3] Low-affinity gluconate transport protein, membrane protein^[4]
Product Synonyms(s)	gluconate transporter, low affinity GNT 1 system^[1], B4476^[2]^[1], GntU^[2]^[1] , ECK3421, JW5686, b4476
Function from GO	<GO_nr />
Knock-Out Phenotype
Regulation/Expression	transcription unit(s): gntRKU^[2], gntKU^[2], OP00323
Regulation/Activity
Quick Links
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Notes

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IT (Ion Transporter) superfamily (Prakash, 2003). ST(3) structural class based on hydropathy profile (Lolkema, 2003).^[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	gntU
Mnemonic	Gluconate
Synonyms	ECK3421, b4476, JW5686, b3435 (obsolete), b3436 (obsolete)^[1]^[2]
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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	77.03 minutes	MG1655: 3575084..3573744 <gbrowseImage> name=NC_000913:3573744..3575084 source=MG1655 preset=GeneLocation </gbrowseImage>	EcoCyc GBrowse(MG1655)	FASTA Dump EcoCyc Sequence Dump
REL606		NC_012967: 3508514..3507174 <gbrowseImage> name=NC_012967:3507174..3508514 source=REL606 preset=GeneLocation </gbrowseImage>	GBrowse (REL606)	FASTA Dump
BW2952		NC_012759: 3462238..3463578 <gbrowseImage> name=NC_012759:3462238..3463578 source=BW2952 preset=GeneLocation </gbrowseImage>	GBrowse (BW2952)	FASTA Dump
W3110		W3110: 4063354..4064694 <gbrowseImage> name=NC_007779:4063354..4064694 source=W3110 preset=GeneLocation </gbrowseImage>	GBrowse(W3110)	FASTA Dump
DH10B		DH10B: 3672829..3671489 <gbrowseImage> name=NC_010473:3671489..3672829 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
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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
ΔgntU (Keio:JW5686)	deletion	deletion			PMID:16738554	Shigen
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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
JW5686	Plasmid clone	Shigen	PMID:16769691 Status:Clone OK Primer 1:GCCACTACATTAACGCTTGTTTT Primer 2:CCACTCAACAGCTGGAACGCAAT
10F5	Kohara Phage	Genobase	PMID:3038334
16A5	Kohara Phage	Genobase	PMID:3038334
glgP721::Tn10	Linked marker	CAG18638 = CGSC7451^[5]	est. P1 cotransduction: 70% ^[6] Synonyms:zhg-3086::Tn10, zhh-21::Tn10
zhg-50::Tn10	Linked marker	CAG18450 = CGSC7450^[5]	est. P1 cotransduction: 54% ^[6] Synonyms:zhf-50::Tn10, zhf-5::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:EG12631	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG12631	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002343	Escherichia coli str. K-12 substr. MG1655
NCBI (EcoliWiki Page)	GeneID:2847760	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB2515	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0174105	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	GntU
Synonyms	gluconate transporter, low affinity GNT 1 system^[1], B4476^[2]^[1], GntU^[2]^[1] , ECK3421, JW5686, b4476
Product description	GntU gluconate Gnt transporter^[2]^[3] Low-affinity gluconate transport protein, membrane protein^[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: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: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:0008643	carbohydrate transport	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0762	P	Seeded from EcoCyc (v14.0)	complete
	GO:0015128	gluconate transmembrane transporter activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR003474	F	Seeded from EcoCyc (v14.0)	complete
	GO:0015725	gluconate transport	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR003474	P	Seeded from EcoCyc (v14.0)	complete
	GO:0016020	membrane	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR003474	C	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: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:0005887	integral to plasma membrane	PMID:20196076	IDA: Inferred from Direct Assay		C		complete
	GO:0019521	D-gluconate metabolic process	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0311	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
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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
plasma membrane	C-terminus localized to the periplasm with 11 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 MTTLTLVLTA VGSVLLLLFL VMKARMHAFL ALMVVSMGAG LFSGMPLDKI AATMEKGMGG TLGFLAVVVA LGAMFGKILH ETGAVDQIAV KMLKSFGHSR AHYAIGLAGL VCALPLFFEV AIVLLISVAF SMARHTGTNL VKLVIPLFAG VAAAAAFLVP GPAPMLLASQ MNADFGWMIL IGLCAAIPGM IIAGPLWGNF ISRYVELHIP DDISEPHLGE GKMPSFGFSL SLILLPLVLV GLKTIAARFV PEGSTAYEWF EFIGHPFTAI LVACLVAIYG LAMRQGMPKD KVMEICGHAL QPAGIILLVI GAGGVFKQVL VDSGVGPALG EALTGMGLPI AITCFVLAAA VRIIQGSATV ACLTAVGLVM PVIEQLNYSG AQMAALSICI AGGSIVVSHV NDAGFWLFGK FTGATEAETL KTWTMMETIL GTVGAIVGMI AFQLLS
Length	446
Mol. Wt	46.416 kDa
pI	7.0 (calculated)
Extinction coefficient	34,950 - 35,825 (calc based on 5 Y, 5 W, and 7 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	4..445	PF02447 GntP family permease		PMID:19920124
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<motif_map/>

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=gntU 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:49176355	Escherichia coli str. K-12 substr. MG1655
NCBI (Protein) (EcoliWiki Page)	GeneID:2847760	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0174105	Escherichia coli str. K-12 substr. MG1655
UniProt (EcoliWiki Page)	UniProtKB/Swiss-Prot:P0AC96	Escherichia coli str. K-12 substr. MG1655
EcoCyc	EcoCyc:EG12631	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG12631	Escherichia coli str. K-12 substr. MG1655
NCBI (Gene) (EcoliWiki Page)	GeneID:2847760	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002343	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB2515	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 MG1655	31	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	5	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	3^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)
gntRKU
gntKU
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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_000913:3575064..3575104 source=MG1655 flip=1 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:b3436 (EcoliWiki Page)	NCBI GEO profiles for gntU
microarray	GenExpDB:b3436 (EcoliWiki Page)	Summary of data for gntU 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 gntU Expression

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

Database	Accession	Notes
EcoCyc	EcoCyc:EG12631	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB2515	Escherichia coli str. K-12 substr. MG1655
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b3436
EcoGene	EcoGene:EG12631	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002343	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0174105	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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<protect> See Help:Evolution_homologs for help entering or editing information in this section of EcoliWiki.

Organism	Homologs (Statistics)	Comments
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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
Pfam (EcoliWiki Page)	PF02447 GntP family permease
EcoCyc	EcoCyc:EG12631	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG12631	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120002343	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB2515	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0174105	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.

↑ ^1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 ^1.6 ^1.7 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
↑ ^2.0 ^2.1 ^2.2 ^2.3 ^2.4 ^2.5 ^2.6 ^2.7 ^2.8 ^2.9 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
↑ ^3.0 ^3.1 ^3.2 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
↑ ^4.0 ^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).
↑ Daley, DO et al. (2005) Global topology analysis of the Escherichia coli inner membrane proteome. Science 308 1321-3 PubMed

gntU: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 gntU Expression

Notes

Links

Evolution

Homologs in Other Organisms

Do-It-Yourself Web Tools

Notes

Families

Notes

Links

References

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