pepA:Gene Product(s)

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Nomenclature Function Interactions Localization Sequence Domains Structure Resources Accessions Links References Suggestions

Nomenclature

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

Standard name

PepA

Synonyms

aminopeptidase A, a cyteinylglycinase[1], PepA[2][1], B4260[2][1], XerB[2][1], CarP[2][1] , carP, ECK4253, JW4217, xerB, b4260

Product description

PepA Transcriptional Repressor, Aminopeptidase A/I[2][3]

Multifunctional Aminopeptidase A; transcriptional regulator of carAB; non-peptidase, DNA-binding role in site-specific recombination mediating ColE1 plasmid multimer resolution; homohexameric[4]

EC number (for enzymes)

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Notes

The xerB synonym was given when mutant alleles were isolated that are defective in site-specific recombination at the plasmid ColE1 cer locus.[5][6]

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:0004177

aminopeptidase activity

GOA:hamap
GO_REF:0000020

IEA: Inferred from Electronic Annotation

HAMAP:MF_00181

F

Seeded from EcoCyc (v14.0)

complete

GO:0004177

aminopeptidase activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR000819

F

Seeded from EcoCyc (v14.0)

complete

GO:0004177

aminopeptidase activity

PMID:2670557[6]

IDA: Inferred from Direct Assay

F

complete

GO:0004177

aminopeptidase activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR008283

F

Seeded from EcoCyc (v14.0)

complete

GO:0004177

aminopeptidase activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011356

F

Seeded from EcoCyc (v14.0)

complete

GO:0004177

aminopeptidase activity

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0031

F

Seeded from EcoCyc (v14.0)

complete

GO:0005622

intracellular

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR000819

C

Seeded from EcoCyc (v14.0)

complete

GO:0005622

intracellular

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR008283

C

Seeded from EcoCyc (v14.0)

complete

GO:0005737

cytoplasm

GOA:hamap
GO_REF:0000020

IEA: Inferred from Electronic Annotation

HAMAP:MF_00181

C

Seeded from EcoCyc (v14.0)

complete

GO:0005737

cytoplasm

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011356

C

Seeded from EcoCyc (v14.0)

complete

GO:0006508

proteolysis

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR000819

P

Seeded from EcoCyc (v14.0)

complete

GO:0006508

proteolysis

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR008283

P

Seeded from EcoCyc (v14.0)

complete

GO:0008233

peptidase activity

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0645

F

Seeded from EcoCyc (v14.0)

complete

GO:0003677

DNA binding

PMID:7616564[7]

IDA: Inferred from Direct Assay

F

complete

GO:0008235

metalloexopeptidase activity

GOA:hamap
GO_REF:0000020

IEA: Inferred from Electronic Annotation

HAMAP:MF_00181

F

Seeded from EcoCyc (v14.0)

complete

GO:0008235

metalloexopeptidase activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011356

F

Seeded from EcoCyc (v14.0)

complete

GO:0001073

DNA binding transcription antitermination factor activity

PMID:7616564[7]

IMP: Inferred from Mutant Phenotype

F

regulation of the carAB operon

replaced obsoleteGO:0016564

complete

GO:0016564

transcription repressor activity

PMID:7616564[7]

IMP: Inferred from Mutant Phenotype

F

Seeded from EcoCyc (v14.0)

complete

GO:0016787

hydrolase activity

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0378

F

Seeded from EcoCyc (v14.0)

complete

GO:0043171

peptide catabolic process

PMID:355237[8]

IMP: Inferred from Mutant Phenotype

P

complete

GO:0042150

plasmid recombination

PMID:2670557[6]

IMP: Inferred from Mutant Phenotype

P

XerC, XerD, ArgR, and PepA, are required for site-specific recombination at the ColE1 cer locus in E. coli K-12 (see references in [9]).

complete

GO:0019538

protein metabolic process

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011356

P

Seeded from EcoCyc (v14.0)

complete

GO:0030145

manganese ion binding

GOA:hamap
GO_REF:0000020

IEA: Inferred from Electronic Annotation

HAMAP:MF_00181

F

Seeded from EcoCyc (v14.0)

complete

GO:0030145

manganese ion binding

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR011356

F

Seeded from EcoCyc (v14.0)

complete

GO:0030145

manganese ion binding

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0464

F

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:0006276

plasmid maintenance

PMID:2670557[6]

IMP: Inferred from Mutant Phenotype

P

complete

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

sucB

PMID:16606699[10]

Experiment(s):EBI-1147774

Protein

pyrB

PMID:16606699[10]

Experiment(s):EBI-1147774

Protein

lacZ

PMID:16606699[10]

Experiment(s):EBI-1147774

Protein

lysU

PMID:19402753[11]

MALDI(Z-score):28.486162

Protein

pepD

PMID:19402753[11]

LCMS(ID Probability):99.6 MALDI(Z-score):27.154431

</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

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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

MEFSVKSGSP EKQRSACIVV GVFEPRRLSP IAEQLDKISD GYISALLRRG ELEGKPGQTL
LLHHVPNVLS ERILLIGCGK ERELDERQYK QVIQKTINTL NDTGSMEAVC FLTELHVKGR
NNYWKVRQAV ETAKETLYSF DQLKTNKSEP RRPLRKMVFN VPTRRELTSG ERAIQHGLAI
AAGIKAAKDL GNMPPNICNA AYLASQARQL ADSYSKNVIT RVIGEQQMKE LGMHSYLAVG
QGSQNESLMS VIEYKGNASE DARPIVLVGK GLTFDSGGIS IKPSEGMDEM KYDMCGAAAV
YGVMRMVAEL QLPINVIGVL AGCENMPGGR AYRPGDVLTT MSGQTVEVLN TDAEGRLVLC
DVLTYVERFE PEAVIDVATL TGACVIALGH HITGLMANHN PLAHELIAAS EQSGDRAWRL
PLGDEYQEQL ESNFADMANI GGRPGGAITA GCFLSRFTRK YNWAHLDIAG TAWRSGKAKG
ATGRPVALLA QFLLNRAGFN GEE
Length

503

Mol. Wt

54.88 kDa

pI

7.3 (calculated)

Extinction coefficient

42,860 - 43,985 (calc based on 14 Y, 4 W, and 9 C residues)


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

19..147

PF02789 Cytosol aminopeptidase family, N-terminal domain

PMID:19920124[12]

Domain

184..491

PF00883 Cytosol aminopeptidase family, catalytic domain

PMID:19920124[12]

<motif_map/>

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

Structures

<beststructure> gene=pepA taxon=562,83333 </beststructure>

Models

View models at:

</protect>

Structure figures

<protect>

</protect>

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

<protect></protect>

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:16132082

Escherichia coli str. K-12 substr. MG1655

NCBI (Protein) (EcoliWiki Page)

GeneID:948791

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0013953

Escherichia coli str. K-12 substr. MG1655

UniProt (EcoliWiki Page)

UniProtKB/Swiss-Prot:P68767

Escherichia coli str. K-12 substr. MG1655

EcoCyc

EcoCyc:EG10694

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG10694

Escherichia coli str. K-12 substr. MG1655

NCBI (Gene) (EcoliWiki Page)

GeneID:948791

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120000686

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB0688

Escherichia coli str. K-12 substr. MG1655

<protect></protect>

Notes

Links

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References

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

  1. 1.0 1.1 1.2 1.3 1.4 1.5 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
  2. 2.0 2.1 2.2 2.3 2.4 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  3. EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  4. EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.
  5. Stirling, CJ et al. (1988) Multicopy plasmid stability in Escherichia coli requires host-encoded functions that lead to plasmid site-specific recombination. Mol. Gen. Genet. 214 80-4 PubMed
  6. 6.0 6.1 6.2 6.3 Stirling, CJ et al. (1989) xerB, an Escherichia coli gene required for plasmid ColE1 site-specific recombination, is identical to pepA, encoding aminopeptidase A, a protein with substantial similarity to bovine lens leucine aminopeptidase. EMBO J. 8 1623-7 PubMed
  7. 7.0 7.1 7.2 Charlier, D et al. (1995) carP, involved in pyrimidine regulation of the Escherichia coli carbamoylphosphate synthetase operon encodes a sequence-specific DNA-binding protein identical to XerB and PepA, also required for resolution of ColEI multimers. J. Mol. Biol. 250 392-406 PubMed
  8. Miller, CG & Schwartz, G (1978) Peptidase-deficient mutants of Escherichia coli. J. Bacteriol. 135 603-11 PubMed
  9. Sherratt, DJ et al. (1995) Site-specific recombination and circular chromosome segregation. Philos. Trans. R. Soc. Lond., B, Biol. Sci. 347 37-42 PubMed
  10. 10.0 10.1 10.2 Arifuzzaman, M et al. (2006) Large-scale identification of protein-protein interaction of Escherichia coli K-12. Genome Res. 16 686-91 PubMed
  11. 11.0 11.1 Hu, P et al. (2009) Global functional atlas of Escherichia coli encompassing previously uncharacterized proteins. PLoS Biol. 7 e96 PubMed
  12. 12.0 12.1 Finn, RD et al. (2010) The Pfam protein families database. Nucleic Acids Res. 38 D211-22 PubMed

Categories

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