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Gene |

Product(s) |

Expression|

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Standard Name	motA
Gene Synonym(s)	ECK1891, b1890, JW1879, flaJ^[1], flaJ
Product Desc.	MotA protein, proton conductor component of motor; no effect on switching^[2]^[3]; Component of Flagellar Motor Complex^[2]^[3]; Flagellum^[3] H+-driven stator protein of flagellar rotation^[4]
Product Synonyms(s)	proton conductor component of flagella motor^[1], B1890^[2]^[1], FlaJ^[2]^[1], MotA^[2]^[1] , ECK1891, flaJ, JW1879, b1890
Function from GO	<GO_nr />
Knock-Out Phenotype
Regulation/Expression	transcription unit(s): motAB-cheAW^[2]
Regulation/Activity
Quick Links
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Notes

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Flagellar regulon. MotAB stators interact with the FliG rotor to generate torque.^[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	motA
Mnemonic	Motility
Synonyms	ECK1891, b1890, JW1879, flaJ^[1], flaJ
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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	42.55 minutes	MG1655: 1975163..1974276 <gbrowseImage> name=NC_000913:1974276..1975163 source=MG1655 preset=GeneLocation </gbrowseImage>	EcoCyc GBrowse(MG1655)	FASTA Dump EcoCyc Sequence Dump
REL606		NC_012967: 1955909..1955022 <gbrowseImage> name=NC_012967:1955022..1955909 source=REL606 preset=GeneLocation </gbrowseImage>	GBrowse (REL606)	FASTA Dump
BW2952		NC_012759: 1866335..1867222 <gbrowseImage> name=NC_012759:1866335..1867222 source=BW2952 preset=GeneLocation </gbrowseImage>	GBrowse (BW2952)	FASTA Dump
W3110		W3110: 1978853..1977966 <gbrowseImage> name=NC_007779:1977966..1978853 source=W3110 preset=GeneLocation </gbrowseImage>	GBrowse(W3110)	FASTA Dump
DH10B		DH10B: 2065734..2064847 <gbrowseImage> name=NC_010473:2064847..2065734 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)	Reference	Availability	Comments
ΔmotA (Keio:JW1879)	deletion	deletion	PMID:16738554	Shigen CGSC9565^[5]
motA::Tn5KAN-2 (FB20496)	Insertion at nt 546 in Minus orientation		PMID:15262929	E. coli Genome Project:FB20496	contains pKD46
motA::Tn5KAN-2 (FB20497)	Insertion at nt 546 in Minus orientation		PMID:15262929	E. coli Genome Project:FB20497	does not contain pKD46
ΔmotA1214				CGSC:19343
ΔmotA743::kan			PMID:16738554	CGSC:101928
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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
JW1879	Plasmid clone	Shigen	PMID:16769691 Status:Clone OK Primer 1:GCCCTTATCTTATTAGGTTACCT Primer 2:CCTGCTTCCTCGGTTGTCGTCTG
7F11	Kohara Phage	Genobase	PMID:3038334
18A9	Kohara Phage	Genobase	PMID:3038334
eda-51::Tn10	Linked marker	CAG18486 = CGSC7392^[5]	est. P1 cotransduction: 14% ^[6]
uvrC279::Tn10	Linked marker	CAG12156 = CGSC7394^[5]	est. P1 cotransduction: 56% ^[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:EG10601	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10601	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000594	Escherichia coli str. K-12 substr. MG1655
NCBI (EcoliWiki Page)	GeneID:947564	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0596	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0006299	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	MotA
Synonyms	proton conductor component of flagella motor^[1], B1890^[2]^[1], FlaJ^[2]^[1], MotA^[2]^[1] , ECK1891, flaJ, JW1879, b1890
Product description	MotA protein, proton conductor component of motor; no effect on switching^[2]^[3]; Component of Flagellar Motor Complex^[2]^[3]; Flagellum^[3] H+-driven stator protein of flagellar rotation^[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:0001539	ciliary or flagellar motility	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR000540	P	Seeded from EcoCyc (v14.0)	complete
	GO:0001539	ciliary or flagellar motility	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0283	P	Seeded from EcoCyc (v14.0)	complete
	GO:0003774	motor activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR000540	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:0006810	transport	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR002898	P	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:0006811	ion transport	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0406	P	Seeded from EcoCyc (v14.0)	complete
	GO:0006935	chemotaxis	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR000540	P	Seeded from EcoCyc (v14.0)	complete
	GO:0006935	chemotaxis	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0145	P	Seeded from EcoCyc (v14.0)	complete
	GO:0005886	plasma membrane	PMID:2828314	IDA: Inferred from Direct Assay		C		complete
	GO:0008565	protein transporter activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR002898	F	Seeded from EcoCyc (v14.0)	complete
	GO:0016021	integral to membrane	PMID:2828314	IDA: Inferred from Direct Assay		C		complete
	GO:0015992	proton transport	GOA:spkw SP_KW:GO_REF:0000004	IEA: Inferred from Electronic Annotation	SP_KW:KW-0375	P	Seeded from EcoCyc (v14.0)	complete
	GO:0001539	ciliary or flagellar motility	PMID:2828314	IMP: Inferred from Mutant Phenotype		P		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
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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
Protein	Subunits of Flagellar Motor Complex	could be indirect
Protein	Subunits of Flagellum	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
plasma membrane	C-terminus localized in the cytoplasm with 4 predicted transmembrane domains	Daley et al. (2005) ^[7]
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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 MLILLGYLVV LGTVFGGYLM TGGSLGALYQ PAELVIIAGA GIGSFIVGNN GKAIKGTLKA LPLLFRRSKY TKAMYMDLLA LLYRLMAKSR QMGMFSLERD IENPRESEIF ASYPRILADS VMLDFIVDYL RLIISGHMNT FEIEALMDEE IETHESEAEV PANSLALVGD SLPAFGIVAA VMGVVHALGS ADRPAAELGA LIAHAMVGTF LGILLAYGFI SPLATVLRQK SAETSKMMQC VKVTLLSNLN GYAPPIAVEF GRKTLYSSER PSFIELEEHV RAVKNPQQQT TTEEA
Length	295
Mol. Wt	32.012 kDa
pI	5.5 (calculated)
Extinction coefficient	16,390 - 16,515 (calc based on 11 Y, 0 W, and 1 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	116..242	PF01618 MotA/TolQ/ExbB proton channel family		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=motA 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:16129842	Escherichia coli str. K-12 substr. MG1655
NCBI (Protein) (EcoliWiki Page)	GeneID:947564	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0006299	Escherichia coli str. K-12 substr. MG1655
UniProt (EcoliWiki Page)	UniProtKB/Swiss-Prot:P09348	Escherichia coli str. K-12 substr. MG1655
EcoCyc	EcoCyc:EG10601	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10601	Escherichia coli str. K-12 substr. MG1655
NCBI (Gene) (EcoliWiki Page)	GeneID:947564	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000594	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0596	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 AW330	600 +/- 150	molecules/cell	Medium: L broth Temperature (°C): 37 Doubling time (min): Growth Rate(min): mid-exponential phase Growth phase: other:	quantitative western		PMID:2828314
Protein	E. coli K-12 MG1655	1^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	2^a	molecules/cell/generation	Medium: MOPS Minimal 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	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)
motAB-cheAW
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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_000913:1975143..1975183 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:b1890 (EcoliWiki Page)	NCBI GEO profiles for motA
microarray	GenExpDB:b1890 (EcoliWiki Page)	Summary of data for motA 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 (1975089..1975334) fused to gfpmut2.	OpenBioSystems	GFP fusion described in Zaslaver, et al. Plate:109-AZ20; Well:C2^[8]
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Notes

Accessions Related to motA Expression

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

Database	Accession	Notes
EcoCyc	EcoCyc:EG10601	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0596	Escherichia coli str. K-12 substr. MG1655
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b1890
EcoGene	EcoGene:EG10601	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000594	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0006299	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
Xenopus tropicalis	ENSXETP00000039617 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Shigella flexneri	MOTA	From SHIGELLACYC
E. coli O157	MOTA	From ECOO157CYC
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Notes

Families

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<protect> See Help:Evolution_families for help entering or editing information in this section of EcoliWiki.

Database	Accession	Notes
Pfam (EcoliWiki Page)	PF01618 MotA/TolQ/ExbB proton channel family
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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 ^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 ^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 ^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

motA:On One Page

Quickview

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 motA Expression

Notes

Links

Evolution

Homologs in Other Organisms

Notes

Families

Notes

Links

References

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