tar:On One Page
{{#css:Suppresslinks.css}}<css>h1 .editsection { display:none;} h2 .editsection { display:none;}</css>
Quickview | Gene | Gene Product(s) | Expression | Evolution | On One Page |
Quickview | | Gene | | Product(s) | | Expression| | Evolution | | References | |
Quickview
{{#css:Suppresslinks.css}}<css>h1 .editsection { display:none;}
h2 .editsection { display:none;}</css>
<protect>
Standard Name |
tar |
---|---|
Gene Synonym(s) |
ECK1887, b1886, JW1875, cheM[1], cheM |
Product Desc. |
Aspartate, maltose chemoreceptor, methyl-accepting; MCP II; also senses repellents cobalt and nickel; flagellar regulon[4] |
Product Synonyms(s) |
methyl-accepting chemotaxis protein II[1], B1886[2][1], Tar[2][1], CheM[2][1] , cheM, ECK1887, JW1875, b1886 |
Function from GO |
<GO_nr /> |
Knock-Out Phenotype | |
Regulation/Expression |
transcription unit(s): tar-tap-cheRBYZ[2] |
Regulation/Activity | |
Quick Links | |
edit table |
</protect> See Help:Quickview for help with entering information in the Quickview table. <protect></protect>
Notes
Tar senses maltose indirectly through periplasmic maltose binding protein. Tar can function as a warm receptor during thermotaxis.[4]
Gene
{{#css:Suppresslinks.css}}<css>h1 .editsection { display:none;}
h2 .editsection { display:none;}</css>
<protect>
Nomenclature
See Help:Gene_nomenclature for help with entering information in the Gene Nomenclature table.
Standard name |
tar |
---|---|
Mnemonic |
Taxis, aspartate and repellents |
Synonyms |
ECK1887, b1886, JW1875, cheM[1], cheM |
edit table |
</protect>
Notes
Location(s) and DNA Sequence
<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 |
42.44 minutes |
MG1655: 1970715..1969054 |
||
NC_012967: 1951461..1949800 |
||||
NC_012759: 1861113..1862774 |
||||
W3110 |
|
W3110: 1974405..1972744 |
||
DH10B: 2061286..2059625 |
||||
edit table |
</protect>
Notes
Sequence Features
See Help:Gene_sequence_features for help in entering sequence features in EcoliWiki.
Feature Type | Strain | Genomic Location | Evidence | Reference | Notes |
---|---|---|---|---|---|
edit table |
<protect></protect>
Notes
Alleles and Phenotypes
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 |
---|---|---|---|---|---|---|---|
Δtar (Keio:JW1875) |
deletion |
deletion |
PMID:16738554 |
||||
tar::Tn5KAN-2 (FB20491) |
Insertion at nt 819 in Minus orientation |
PMID:15262929 |
contains pKD46 | ||||
Δtar::kan |
deletion |
Biolog:respiration |
unable to respire Acetate |
PMID:16095938 |
|||
Δtar-739::kan |
PMID:16738554 |
| |||||
edit table |
<protect></protect>
Notes
Genetic Interactions
<protect>
Interactor | Interaction | Allele | Score(s) | Reference(s) | Accessions | Notes |
---|---|---|---|---|---|---|
edit table |
</protect>
Notes
Genetic Resources
See Help:Gene_resources for help entering information into the Genetic Resources table.
Resource | Resource Type | Source | Notes/Reference |
---|---|---|---|
JW1875 |
Plasmid clone |
PMID:16769691 Status:Clone OK Primer 1:GCCATTAACCGTATCCGCGTAGT Primer 2:CCAAATGTTTCCCAGTTTGGATC | |
Kohara Phage |
PMID:3038334 | ||
Kohara Phage |
PMID:3038334 | ||
Linked marker |
est. P1 cotransduction: 20% [6] | ||
Linked marker |
est. P1 cotransduction: 46% [6] | ||
edit table |
<protect></protect>
Notes
Accessions in Other Databases
See Help:Gene_accessions for help with entering information into the Gene Accessions table.
Database | Accession | Notes |
---|---|---|
EcoCyc:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
EcoGene:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
RegulonDB:ECK120000977 |
Escherichia coli str. K-12 substr. MG1655 | |
Escherichia coli str. K-12 substr. MG1655 | ||
EchoBASE:EB0981 |
Escherichia coli str. K-12 substr. MG1655 | |
ASAP:ABE-0006290 |
Escherichia coli str. K-12 substr. MG1655 | |
edit table |
<protect></protect>
Notes
Links
Name | URL | Comments |
---|---|---|
edit table |
Product(s)
{{#css:Suppresslinks.css}}<css>h1 .editsection { display:none;}
h2 .editsection { display:none;}</css>
Nomenclature
See Help:Product_nomenclature for help entering or editing information in this section of EcoliWiki.
Standard name |
Tar |
---|---|
Synonyms |
methyl-accepting chemotaxis protein II[1], B1886[2][1], Tar[2][1], CheM[2][1] , cheM, ECK1887, JW1875, b1886 |
Product description |
Aspartate, maltose chemoreceptor, methyl-accepting; MCP II; also senses repellents cobalt and nickel; flagellar regulon[4] |
EC number (for enzymes) |
|
edit table |
<protect></protect>
Notes
Function
<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:0004871 |
signal transducer activity |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR003660 |
F |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0004871 |
signal transducer activity |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004089 |
F |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0004871 |
signal transducer activity |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004090 |
F |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0004871 |
signal transducer activity |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004091 |
F |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0004871 |
signal transducer activity |
GOA:spkw |
IEA: Inferred from Electronic Annotation |
SP_KW:KW-0807 |
F |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0004888 |
transmembrane receptor activity |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR003122 |
F |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0005886 |
plasma membrane |
GOA:spkw |
IEA: Inferred from Electronic Annotation |
SP_KW:KW-0997 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0005886 |
plasma membrane |
GOA:spkw |
IEA: Inferred from Electronic Annotation |
SP_KW:KW-1003 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0006935 |
chemotaxis |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR003122 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0006935 |
chemotaxis |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004089 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0006935 |
chemotaxis |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004090 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0006935 |
chemotaxis |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004091 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0006935 |
chemotaxis |
GOA:spkw |
IEA: Inferred from Electronic Annotation |
SP_KW:KW-0145 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0007165 |
signal transduction |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR003122 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0007165 |
signal transduction |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR003660 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0007165 |
signal transduction |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004089 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0007165 |
signal transduction |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004090 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0007165 |
signal transduction |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004091 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0007165 |
signal transduction |
GOA:spkw |
IEA: Inferred from Electronic Annotation |
SP_KW:KW-0807 |
P |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0016020 |
membrane |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR003122 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0016020 |
membrane |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004089 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0016020 |
membrane |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004090 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0016020 |
membrane |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR004091 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0016020 |
membrane |
GOA:spkw |
IEA: Inferred from Electronic Annotation |
SP_KW:KW-0472 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0016021 |
integral to membrane |
GOA:interpro |
IEA: Inferred from Electronic Annotation |
InterPro:IPR003660 |
C |
Seeded from EcoCyc (v14.0) |
complete | |
GO:0016021 |
integral to membrane |
GOA:spkw |
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 | |
edit table |
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 MCP-II |
could be indirect |
| |
edit table |
</protect>
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 2 predicted transmembrane domains |
Daley et al. (2005) [7] |
||
plasma membrane |
From EcoCyc[3] |
|||
Inner Membrane |
PMID:3049536, PMID:12826616, PMID:17144658 |
| ||
edit table |
<protect></protect>
Notes
Structure and Physical Properties
<protect>
Physical Properties
See Help:Product_physical_properties for help entering or editing information about the physical properties of this gene product.
Name | |
---|---|
Sequence |
MINRIRVVTL LVMVLGVFAL LQLISGSLFF SSLHHSQKSF VVSNQLREQQ GELTSTWDLM LQTRINLSRS AVRMMMDSSN QQSNAKVELL DSARKTLAQA ATHYKKFKSM APLPEMVATS RNIDEKYKNY YTALTELIDY LDYGNTGAYF AQPTQGMQNA MGEAFAQYAL SSEKLYRDIV TDNADDYRFA QWQLAVIALV VVLILLVAWY GIRRMLLTPL AKIIAHIREI AGGNLANTLT IDGRSEMGDL AQSVSHMQRS LTDTVTHVRE GSDAIYAGTR EIAAGNTDLS SRTEQQASAL EETAASMEQL TATVKQNADN ARQASQLAQS ASDTAQHGGK VVDGVVKTMH EIADSSKKIA DIISVIDGIA FQTNILALNA AVEAARAGEQ GRGFAVVAGE VRNLASRSAQ AAKEIKALIE DSVSRVDTGS VLVESAGETM NNIVNAVTRV TDIMGEIASA SDEQSRGIDQ VALAVSEMDR VTQQNASLVQ ESAAAAAALE EQASRLTQAV SAFRLAASPL TNKPQTPSRP ASEQPPAQPR LRIAEQDPNW ETF |
Length |
553 |
Mol. Wt |
59.943 kDa |
pI |
5.4 (calculated) |
Extinction coefficient |
39,880 (calc based on 12 Y, 4 W, and 0 C residues) |
edit table |
Domains/Motifs/Modification Sites
See Help:Product_domains_motifs for help entering or editing information in this section of EcoliWiki.
|
<motif_map/> |
Structure
| </protect>
Structure figures<protect> | ||||||
Notes
Gene Product Resources
See Help:Product_resources for help with entering or editing information in this section of EcoliWiki.
Resource type | Source | Notes/Reference |
---|---|---|
edit table |
<protect></protect>
Notes
Accessions in Other Databases
See Help:Gene_accessions for help with entering information into the Gene Accessions table.
Database | Accession | Notes |
---|---|---|
Escherichia coli str. K-12 substr. MG1655 | ||
Escherichia coli str. K-12 substr. MG1655 | ||
ASAP:ABE-0006290 |
Escherichia coli str. K-12 substr. MG1655 | |
Escherichia coli str. K-12 substr. MG1655 | ||
EcoCyc:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
EcoGene:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
Escherichia coli str. K-12 substr. MG1655 | ||
RegulonDB:ECK120000977 |
Escherichia coli str. K-12 substr. MG1655 | |
EchoBASE:EB0981 |
Escherichia coli str. K-12 substr. MG1655 | |
edit table |
<protect></protect>
Notes
Links
Name | URL | Comments |
---|---|---|
edit table |
Expression
{{#css:Suppresslinks.css}}<css>h1 .editsection { display:none;}
h2 .editsection { display:none;}</css>
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
Molecule | Organism or Strain | Value | Units | Experimental Conditions | Assay used | Notes | Reference(s) |
---|---|---|---|---|---|---|---|
Protein |
Ecoli K-12 |
0.334+/-0.026 |
Molecules/cell |
|
Single Molecule Fluorescence |
PMID:20671182 | |
mRNA |
Ecoli K-12 |
0.000602047 |
Molecules/cell |
|
by RNA_Seq |
PMID:20671182 | |
Protein |
E. coli K-12 MG1655 |
1a |
molecules/cell/generation |
|
Ribosome Profiling |
Low confidence in the sequencing data set. |
PMID: 24766808 |
Protein |
E. coli K-12 MG1655 |
2a |
molecules/cell/generation |
|
Ribosome Profiling |
Low confidence in the sequencing data set. |
PMID: 24766808 |
Protein |
E. coli K-12 MG1655 |
0a |
molecules/cell/generation |
|
Ribosome Profiling |
Low confidence in the sequencing data set. |
PMID: 24766808 |
edit table |
Notes
Transcription and Transcriptional Regulation
<protect>
See Help:Expression_transcription for help entering or editing information in this section of EcoliWiki.
|
</protect>
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
<protect><gbrowseImage>
name=NC_000913:1970695..1970735
source=MG1655
flip=1
type=Gene+DNA_+Protein
preset=Nterminus
</gbrowseImage>
This picture shows the sequence around the N-terminus.
</protect>
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
<protect>
Mutations Affecting Expression
See Help:Expression_mutations for help entering or editing information in this section of EcoliWiki.
Allele Name | Mutation | Phenotype | Reference |
---|---|---|---|
edit table |
Expression Studies
See Help:Expression_studies for help entering or editing information in this section of EcoliWiki.
Type | Reference | Notes |
---|---|---|
microarray |
NCBI GEO profiles for tar | |
microarray |
Summary of data for tar from multiple microarray studies | |
edit table |
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 (1970633..1970934) fused to gfpmut2. |
GFP fusion described in Zaslaver, et al. | ||
edit table |
<protect></protect>
Notes
Accessions Related to tar Expression
See Help:Gene_accessions for help with entering information into the Gene Accessions table.
Database | Accession | Notes |
---|---|---|
EcoCyc:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
EchoBASE:EB0981 |
Escherichia coli str. K-12 substr. MG1655 | |
EcoGene:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
RegulonDB:ECK120000977 |
Escherichia coli str. K-12 substr. MG1655 | |
ASAP:ABE-0006290 |
Escherichia coli str. K-12 substr. MG1655 | |
edit table |
<protect></protect>
Notes
Links
Name | URL | Comments |
---|---|---|
edit table |
Evolution
{{#css:Suppresslinks.css}}<css>h1 .editsection { display:none;}
h2 .editsection { display:none;}</css>
Homologs in Other Organisms
See Help:Evolution_homologs for help entering or editing information in this section of EcoliWiki.
Organism | Homologs (Statistics) | Comments |
---|---|---|
Anopheles gambiae |
|
From Inparanoid:20070104 |
Xenopus tropicalis |
|
From Inparanoid:20070104 |
Shigella flexneri |
TAR |
From SHIGELLACYC |
E. coli O157 |
TAR |
From ECOO157CYC |
edit table |
Do-It-Yourself Web Tools
<protect></protect>
Notes
Families
See Help:Gene_accessions for help with entering information into the Gene Accessions table.
Database | Accession | Notes |
---|---|---|
PF00015 Methyl-accepting chemotaxis protein (MCP) signaling domain |
||
EcoCyc:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
EcoGene:EG10988 |
Escherichia coli str. K-12 substr. MG1655 | |
RegulonDB:ECK120000977 |
Escherichia coli str. K-12 substr. MG1655 | |
EchoBASE:EB0981 |
Escherichia coli str. K-12 substr. MG1655 | |
ASAP:ABE-0006290 |
Escherichia coli str. K-12 substr. MG1655 | |
edit table |
<protect></protect>
Notes
Links
Name | URL | Comments |
---|---|---|
edit table |
References
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 1.8 1.9 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 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 5.2 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
- ↑ Zaslaver, A et al. (2006) A comprehensive library of fluorescent transcriptional reporters for Escherichia coli. Nat. Methods 3 623-8 PubMed
Categories