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On One Page

Quickview |

Gene |

Product(s) |

Expression|

Evolution |

References |

Quickview

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Standard Name	pntA
Gene Synonym(s)	ECK1598, b1603, JW1595^[1], JW1595
Product Desc.	pyridine nucleotide transhydrogenase, α subunit^[2]^[3]; Component of pyridine nucleotide transhydrogenase^[2]^[3] Proton-translocating NAD(P) transhydrogenase, alpha subunit; membrane protein^[4]
Product Synonyms(s)	pyridine nucleotide transhydrogenase, alpha subunit^[1], B1603^[2]^[1], PntA^[2]^[1] , ECK1598, JW1595, b1603
Function from GO	<GO_nr />
Knock-Out Phenotype
Regulation/Expression	transcription unit(s): pntAB^[2]
Regulation/Activity
Quick Links
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Notes

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PntAB couples the inward translocation of protons across the cytoplasmic membrane to the reduction of NADP+ by NADH^[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	pntA
Mnemonic	Pyridine nucleotide transhydrogenase
Synonyms	ECK1598, b1603, JW1595^[1], JW1595
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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	36.09 minutes	MG1655: 1675927..1674395 <gbrowseImage> name=NC_000913:1674395..1675927 source=MG1655 preset=GeneLocation </gbrowseImage>	EcoCyc GBrowse(MG1655)	FASTA Dump EcoCyc Sequence Dump
REL606		NC_012967: 1655098..1653566 <gbrowseImage> name=NC_012967:1653566..1655098 source=REL606 preset=GeneLocation </gbrowseImage>	GBrowse (REL606)	FASTA Dump
BW2952		NC_012759: 1566454..1567986 <gbrowseImage> name=NC_012759:1566454..1567986 source=BW2952 preset=GeneLocation </gbrowseImage>	GBrowse (BW2952)	FASTA Dump
W3110		W3110: 1679617..1678085 <gbrowseImage> name=NC_007779:1678085..1679617 source=W3110 preset=GeneLocation </gbrowseImage>	GBrowse(W3110)	FASTA Dump
DH10B		DH10B: 1766888..1765356 <gbrowseImage> name=NC_010473:1765356..1766888 source=DH10B preset=GeneLocation </gbrowseImage>	GBrowse(DH10B)	FASTA Dump
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</protect>

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	1674395	Edman degradation	PMID:3525165
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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
ΔpntA (Keio:JW1595)	deletion	deletion	PMID:16738554	Shigen CGSC9356^[5]
pntA::Tn5KAN-2 (FB20380)	Insertion at nt 113 in Minus orientation		PMID:15262929	E. coli Genome Project:FB20380	contains pKD46
pntA::Tn5KAN-2 (FB20381)	Insertion at nt 113 in Minus orientation		PMID:15262929	E. coli Genome Project:FB20381	does not contain pKD46
ΔpntA751::kan			PMID:16738554	CGSC:102390
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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
JW1595	Plasmid clone	Shigen	PMID:16769691 Status:Clone OK Primer 1:GCCCGAATTGGCATACCAAGAGA Primer 2:CCATTTTTGCGGAACATTTTCAG
11H12	Kohara Phage	Genobase	PMID:3038334
6A3	Kohara Phage	Genobase	PMID:3038334
zdd-235::Tn10	Linked marker	CAG18461 = CGSC7378^[5]	est. P1 cotransduction: % ^[6] Synonyms:zdc-235::Tn10
zdi-925::Tn10	Linked marker	CAG12151 = CGSC7385^[5]	est. P1 cotransduction: % ^[6] Synonyms:zdh-925::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:EG10744	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10744	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000735	Escherichia coli str. K-12 substr. MG1655
NCBI (EcoliWiki Page)	GeneID:946628	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0737	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0005354	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	PntA
Synonyms	pyridine nucleotide transhydrogenase, alpha subunit^[1], B1603^[2]^[1], PntA^[2]^[1] , ECK1598, JW1595, b1603
Product description	pyridine nucleotide transhydrogenase, α subunit^[2]^[3]; Component of pyridine nucleotide transhydrogenase^[2]^[3] Proton-translocating NAD(P) transhydrogenase, alpha subunit; membrane protein^[4]
EC number (for enzymes)	1.6.1.2^[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:0003824	catalytic activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR016040	F	Seeded from EcoCyc (v14.0)	complete
	GO:0005488	binding	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR016040	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:0008152	metabolic process	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR016040	P	Seeded from EcoCyc (v14.0)	complete
	GO:0008750	NAD(P)+ transhydrogenase (AB-specific) activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR004571	F	Seeded from EcoCyc (v14.0)	complete
	GO:0008750	NAD(P)+ transhydrogenase (AB-specific) activity	GOA:spec GO_REF:0000003	IEA: Inferred from Electronic Annotation	EC:1.6.1.2	F	Seeded from EcoCyc (v14.0)	complete
	GO:0015992	proton transport	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR004571	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: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:0016491	oxidoreductase activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR007698	F	Seeded from EcoCyc (v14.0)	complete
	GO:0016491	oxidoreductase activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR007886	F	Seeded from EcoCyc (v14.0)	complete
	GO:0016491	oxidoreductase activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR008142	F	Seeded from EcoCyc (v14.0)	complete
	GO:0016491	oxidoreductase activity	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR008143	F	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:0055114	oxidation reduction	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR004571	P	Seeded from EcoCyc (v14.0)	complete
	GO:0055114	oxidation reduction	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR007698	P	Seeded from EcoCyc (v14.0)	complete
	GO:0055114	oxidation reduction	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR007886	P	Seeded from EcoCyc (v14.0)	complete
	GO:0055114	oxidation reduction	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR008142	P	Seeded from EcoCyc (v14.0)	complete
	GO:0055114	oxidation reduction	GOA:interpro GO_REF:0000002	IEA: Inferred from Electronic Annotation	InterPro:IPR008143	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 pyridine nucleotide transhydrogenase	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
plasma membrane	C-terminus localized in the cytoplasm with 5 predicted transmembrane domains	Daley et al. (2005) ^[7]
plasma membrane			From EcoCyc^[3]
Inner Membrane		PMID:3525165, PMID:1932078	EchoLocation:pntA
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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 MRIGIPRERL TNETRVAATP KTVEQLLKLG FTVAVESGAG QLASFDDKAF VQAGAEIVEG NSVWQSEIIL KVNAPLDDEI ALLNPGTTLV SFIWPAQNPE LMQKLAERNV TVMAMDSVPR ISRAQSLDAL SSMANIAGYR AIVEAAHEFG RFFTGQITAA GKVPPAKVMV IGAGVAGLAA IGAANSLGAI VRAFDTRPEV KEQVQSMGAE FLELDFKEEA GSGDGYAKVM SDAFIKAEME LFAAQAKEVD IIVTTALIPG KPAPKLITRE MVDSMKAGSV IVDLAAQNGG NCEYTVPGEI FTTENGVKVI GYTDLPGRLP TQSSQLYGTN LVNLLKLLCK EKDGNITVDF DDVVIRGVTV IRAGEITWPA PPIQVSAQPQ AAQKAAPEVK TEEKCTCSPW RKYALMALAI ILFGWMASVA PKEFLGHFTV FALACVVGYY VVWNVSHALH TPLMSVTNAI SGIIVVGALL QIGQGGWVSF LSFIAVLIAS INIFGGFTVT QRMLKMFRKN
Length	510
Mol. Wt	54.623 kDa
pI	5.5 (calculated)
Extinction coefficient	50,420 - 51,045 (calc based on 8 Y, 7 W, and 5 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	References
Domain	146..311	PF01262 Alanine dehydrogenase/PNT, C-terminal domain	PMID:19920124
Domain	4..137	PF05222 Alanine dehydrogenase/PNT, N-terminal domain	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=pntA taxon=562,83333 </beststructure>

Models

View models at:

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</protect>

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:16129561	Escherichia coli str. K-12 substr. MG1655
NCBI (Protein) (EcoliWiki Page)	GeneID:946628	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0005354	Escherichia coli str. K-12 substr. MG1655
UniProt (EcoliWiki Page)	UniProtKB/Swiss-Prot:P07001	Escherichia coli str. K-12 substr. MG1655
EcoCyc	EcoCyc:EG10744	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10744	Escherichia coli str. K-12 substr. MG1655
NCBI (Gene) (EcoliWiki Page)	GeneID:946628	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000735	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0737	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	Reference(s)
Protein	E. coli K-12 MC4100	1.67E+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	E. coli K-12 MG1655	1896	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	6116	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	2023	molecules/cell/generation	Medium: MOPS Complete without Methionine Temperature (°C): 37 Doubling time (min): *Growth phase: OD: other:	Ribosome Profiling	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)
pntAB
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Figure courtesy of RegulonDB

</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

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<protect><gbrowseImage> name=NC_000913:1675907..1675947 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:b1603 (EcoliWiki Page)	NCBI GEO profiles for pntA
microarray	GenExpDB:b1603 (EcoliWiki Page)	Summary of data for pntA 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 (1675827..1676525) fused to gfpmut2.	OpenBioSystems	GFP fusion described in Zaslaver, et al. Plate:109-AZ06; Well:H8^[8]
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Notes

Accessions Related to pntA Expression

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

Database	Accession	Notes
EcoCyc	EcoCyc:EG10744	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0737	Escherichia coli str. K-12 substr. MG1655
EcoliGenExpDB (EcoliWiki Page)	EcoliGenExpDB:b1603
EcoGene	EcoGene:EG10744	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000735	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0005354	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
Anopheles gambiae	ENSANGP00000025507 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Bos taurus	ENSBTAP00000015769 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Caenorhabditis briggsae	WBGene00035229 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Caenorhabditis elegans	WBGene00003778 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Canis familiaris	ENSCAFP00000027381 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Ciona intestinalis	ENSCINP00000016569 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Danio rerio	ZDB-GENE-040426-2592 (score: 1.000; bootstrap: 100%) ZDB-CDNA-040425-3539 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Dictyostelium discoideum	DDB0231372 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Gallus gallus	ENSGALP00000023944 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Homo sapiens	ENSP00000343873 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Monodelphis domestica	ENSMODP00000025360 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Mus musculus	MGI:109279 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Pan troglodytes	ENSPTRP00000028874 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Rattus norvegicus	ENSRNOP00000029578 (score: 1.000; bootstrap: 100%)	From Inparanoid:20070104
Takifugu rubripes	NEWSINFRUP00000163764 (score: 1.000; bootstrap: 100%) NEWSINFRUP00000143233 (score: 0.728)	From Inparanoid:20070104
Tetraodon nigroviridis	GSTENP00017349001 (score: 1.000; bootstrap: 100%) GSTENP00018084001 (score: 0.659)	From Inparanoid:20070104
Shigella flexneri	PNTA	From SHIGELLACYC
E. coli O157	PNTA	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
Pfam (EcoliWiki Page)	PF05222 Alanine dehydrogenase/PNT, N-terminal domain
Pfam (EcoliWiki Page)	PF01262 Alanine dehydrogenase/PNT, C-terminal domain
Superfamily (EcoliWiki Page)	SUPERFAMILY:51735
Superfamily (EcoliWiki Page)	SUPERFAMILY:52283
Panther (EcoliWiki Page)	PTHR10160:SF11
EcoCyc	EcoCyc:EG10744	Escherichia coli str. K-12 substr. MG1655
EcoGene	EcoGene:EG10744	Escherichia coli str. K-12 substr. MG1655
RegulonDB	RegulonDB:ECK120000735	Escherichia coli str. K-12 substr. MG1655
EchoBASE	EchoBASE:EB0737	Escherichia coli str. K-12 substr. MG1655
ASAP	ASAP:ABE-0005354	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 ^1.8 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 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

pntA: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 pntA Expression

Notes

Links

Evolution

Homologs in Other Organisms

Do-It-Yourself Web Tools

Notes

Families

Notes

Links

References

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