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UniProtKB - P0AFL3 (PPIA_ECOLI)

Protein

Peptidyl-prolyl cis-trans isomerase A

Gene

ppiA

Organism
Escherichia coli (strain K12)
Status
Reviewed-Annotation score:

Annotation score:5 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>-Experimental evidence at protein leveli <p>This indicates the type of evidence that supports the existence of the protein. Note that the ‘protein existence’ evidence does not give information on the accuracy or correctness of the sequence(s) displayed.<p><a href='/help/protein_existence' target='_top'>More...</a></p>

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functioni

PPIases accelerate the folding of proteins. It catalyzes the cis-trans isomerization of proline imidic peptide bonds in oligopeptides.1 Publication

<p>This subsection of the <a href="http://www.uniprot.org/help/function_section">Function</a> section describes the catalytic activity of an enzyme, i.e. a chemical reaction that the enzyme catalyzes.<p><a href='/help/catalytic_activity' target='_top'>More...</a></p>Catalytic activityi

<p>This subsection of the ‘Function’ section describes regulatory mechanisms for enzymes, transporters or microbial transcription factors, and reports the components which regulate (by activation or inhibition) the reaction.<p><a href='/help/activity_regulation' target='_top'>More...</a></p>Activity regulationi

Inhibition by cyclosporin A with a Ki of 25 to 50 mu-mol, a concentration 100-fold higher than that required for eukaryotic PPIases.

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functioni

  • peptidyl-prolyl cis-trans isomerase activity Source: EcoCyc
View the complete GO annotation on QuickGO ...

GO - Biological processi

View the complete GO annotation on QuickGO ...

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsi

Molecular functionIsomerase, Rotamase

Enzyme and pathway databases

BioCyc Collection of Pathway/Genome Databases

More...BioCyci		EcoCyc:EG10757-MONOMER
MetaCyc:EG10757-MONOMER

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyi

<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides an exhaustive list of all names of the protein, from commonly used to obsolete, to allow unambiguous identification of a protein.<p><a href='/help/protein_names' target='_top'>More...</a></p>Protein namesi
Recommended name:
Peptidyl-prolyl cis-trans isomerase A (EC:5.2.1.8)
Short name:
PPIase A
Alternative name(s):
Cyclophilin A
Rotamase A
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section indicates the name(s) of the gene(s) that code for the protein sequence(s) described in the entry. Four distinct tokens exist: ‘Name’, ‘Synonyms’, ‘Ordered locus names’ and ‘ORF names’.<p><a href='/help/gene_name' target='_top'>More...</a></p>Gene namesi
Name:ppiA
Synonyms:rot, rotA
Ordered Locus Names:b3363, JW3326
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides information on the name(s) of the organism that is the source of the protein sequence.<p><a href='/help/organism-name' target='_top'>More...</a></p>OrganismiEscherichia coli (strain K12)
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section shows the unique identifier assigned by the NCBI to the source organism of the protein. This is known as the ‘taxonomic identifier’ or ‘taxid’.<p><a href='/help/taxonomic_identifier' target='_top'>More...</a></p>Taxonomic identifieri83333 [NCBI]
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section contains the taxonomic hierarchical classification lineage of the source organism. It lists the nodes as they appear top-down in the taxonomic tree, with the more general grouping listed first.<p><a href='/help/taxonomic_lineage' target='_top'>More...</a></p>Taxonomic lineageiBacteria › Proteobacteria › Gammaproteobacteria › Enterobacterales › Enterobacteriaceae › Escherichia ›
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section is present for entries that are part of a <a href="http://www.uniprot.org/proteomes">proteome</a>, i.e. of a set of proteins thought to be expressed by organisms whose genomes have been completely sequenced.<p><a href='/help/proteomes_manual' target='_top'>More...</a></p>Proteomesi
  • UP000000318 <p>A UniProt <a href="http://www.uniprot.org/manual/proteomes_manual">proteome</a> can consist of several components. <br></br>The component name refers to the genomic component encoding a set of proteins.<p><a href='/help/proteome_component' target='_top'>More...</a></p> Componenti: Chromosome
  • UP000000625 Componenti: Chromosome

Organism-specific databases

Escherichia coli strain K12 genome database

More...EcoGenei		EG10757 ppiA

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationi

GO - Cellular componenti

View the complete GO annotation on QuickGO ...

Keywords - Cellular componenti

Periplasm

<p>This section provides information on the disease(s) and phenotype(s) associated with a protein.<p><a href='/help/pathology_and_biotech_section' target='_top'>More...</a></p>Pathology & Biotechi

Mutagenesis

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/manual/pathology_and_biotech_section">'Pathology and Biotech'</a> section describes the effect of the experimental mutation of one or more amino acid(s) on the biological properties of the protein.<p><a href='/help/mutagen' target='_top'>More...</a></p>Mutagenesisi136F → W: Enhances susceptibility to CSA inhibition. 1 Publication1

Chemistry databases

Drug and drug target database

More...DrugBanki		DB08168 7-AMINO-4-METHYL-CHROMEN-2-ONE

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘PTM / Processing’ section denotes the presence of an N-terminal signal peptide.<p><a href='/help/signal' target='_top'>More...</a></p>Signal peptidei1 – 241 PublicationAdd BLAST24
<p>This subsection of the ‘PTM / Processing’ section describes the extent of a polypeptide chain in the mature protein following processing.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_000002549725 – 190Peptidyl-prolyl cis-trans isomerase AAdd BLAST166

Proteomic databases

Encyclopedia of Proteome Dynamics

More...EPDi		P0AFL3

PaxDb, a database of protein abundance averages across all three domains of life

More...PaxDbi		P0AFL3

PRoteomics IDEntifications database

More...PRIDEi		P0AFL3

2D gel databases

Two-dimensional polyacrylamide gel electrophoresis database from the Geneva University Hospital

More...SWISS-2DPAGEi		P0AFL3

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactioni

Protein-protein interaction databases

The Biological General Repository for Interaction Datasets (BioGrid)

More...BioGridi		4261085, 160 interactors

Database of interacting proteins

More...DIPi		DIP-48080N

Protein interaction database and analysis system

More...IntActi		P0AFL3, 1 interactor

STRING: functional protein association networks

More...STRINGi		316385.ECDH10B_3539

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structurei

Secondary structure

1190
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details

3D structure databases

Protein Model Portal of the PSI-Nature Structural Biology Knowledgebase

More...ProteinModelPortali		P0AFL3

SWISS-MODEL Repository - a database of annotated 3D protein structure models

More...SMRi		P0AFL3

Database of comparative protein structure models

More...ModBasei		Search...

MobiDB: a database of protein disorder and mobility annotations

More...MobiDBi		Search...

Miscellaneous databases

Relative evolutionary importance of amino acids within a protein sequence

More...EvolutionaryTracei		P0AFL3

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/family_and_domains_section">Family and Domains</a> section describes the position and type of a domain, which is defined as a specific combination of secondary structures organized into a characteristic three-dimensional structure or fold.<p><a href='/help/domain' target='_top'>More...</a></p>Domaini27 – 188PPIase cyclophilin-typePROSITE-ProRule annotationAdd BLAST162

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesi

Belongs to the cyclophilin-type PPIase family.Curated

Keywords - Domaini

Signal

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...eggNOGi		ENOG4108R5K Bacteria
COG0652 LUCA

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...HOGENOMi		HOG000065978

InParanoid: Eukaryotic Ortholog Groups

More...InParanoidi		P0AFL3

KEGG Orthology (KO)

More...KOi		K03767

Database for complete collections of gene phylogenies

More...PhylomeDBi		P0AFL3

Family and domain databases

Gene3D Structural and Functional Annotation of Protein Families

More...Gene3Di		2.40.100.10, 1 hit

Integrated resource of protein families, domains and functional sites

More...InterProi		View protein in InterPro
IPR029000 Cyclophilin-like_dom_sf
IPR024936 Cyclophilin-type_PPIase
IPR020892 Cyclophilin-type_PPIase_CS
IPR002130 Cyclophilin-type_PPIase_dom

Pfam protein domain database

More...Pfami		View protein in Pfam
PF00160 Pro_isomerase, 1 hit

PIRSF; a whole-protein classification database

More...PIRSFi		PIRSF001467 Peptidylpro_ismrse, 1 hit

Protein Motif fingerprint database; a protein domain database

More...PRINTSi		PR00153 CSAPPISMRASE

Superfamily database of structural and functional annotation

More...SUPFAMi		SSF50891 SSF50891, 1 hit

PROSITE; a protein domain and family database

More...PROSITEi		View protein in PROSITE
PS00170 CSA_PPIASE_1, 1 hit
PS50072 CSA_PPIASE_2, 1 hit

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence_length">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>.<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequencei

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusi: Complete.

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is in its mature form or if it represents the precursor.<p><a href='/help/sequence_processing' target='_top'>More...</a></p>Sequence processingi: The displayed sequence is further processed into a mature form.

P0AFL3-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MFKSTLAAMA AVFALSALSP AAMAAKGDPH VLLTTSAGNI ELELDKQKAP 
        60         70         80         90        100
VSVQNFVDYV NSGFYNNTTF HRVIPGFMIQ GGGFTEQMQQ KKPNPPIKNE 
       110        120        130        140        150
ADNGLRNTRG TIAMARTADK DSATSQFFIN VADNAFLDHG QRDFGYAVFG 
       160        170        180        190
KVVKGMDVAD KISQVPTHDV GPYQNVPSKP VVILSAKVLP
Length:190
Mass (Da):20,431
Last modified:December 20, 2005 - v1
<p>The checksum is a form of redundancy check that is calculated from the sequence. It is useful for tracking sequence updates.</p> <p>It should be noted that while, in theory, two different sequences could have the same checksum value, the likelihood that this would happen is extremely low.</p> <p>However UniProtKB may contain entries with identical sequences in case of multiple genes (paralogs).</p> <p>The checksum is computed as the sequence 64-bit Cyclic Redundancy Check value (CRC64) using the generator polynomial: x<sup>64</sup> + x<sup>4</sup> + x<sup>3</sup> + x + 1. The algorithm is described in the ISO 3309 standard. </p> <p class="publication">Press W.H., Flannery B.P., Teukolsky S.A. and Vetterling W.T.<br /> <strong>Cyclic redundancy and other checksums</strong><br /> <a href="http://www.nrbook.com/b/bookcpdf.php">Numerical recipes in C 2nd ed., pp896-902, Cambridge University Press (1993)</a>)</p> Checksum:i8B48535F36AA61A2
GO

Sequence databases

Select the link destinations:

EMBL nucleotide sequence database

More...EMBLi

GenBank nucleotide sequence database

More...GenBanki

DNA Data Bank of Japan; a nucleotide sequence database

More...DDBJi
Links Updated
M55429 Genomic DNA Translation: AAA23451.1
M28363 Genomic DNA Translation: AAA23772.1
U18997 Genomic DNA Translation: AAA58160.1
U00096 Genomic DNA Translation: AAC76388.1
AP009048 Genomic DNA Translation: BAE77927.1
M32354 Genomic DNA Translation: AAA24261.1

Protein sequence database of the Protein Information Resource

More...PIRi		A37964 CSECA

NCBI Reference Sequences

More...RefSeqi		NP_417822.1, NC_000913.3
WP_000477225.1, NZ_LN832404.1

Genome annotation databases

Ensembl bacterial and archaeal genome annotation project

More...EnsemblBacteriai		AAC76388; AAC76388; b3363
BAE77927; BAE77927; BAE77927

Database of genes from NCBI RefSeq genomes

More...GeneIDi		947870

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...KEGGi		ecj:JW3326
eco:b3363

Pathosystems Resource Integration Center (PATRIC)

More...PATRICi		fig|1411691.4.peg.3367

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsi

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
M55429 Genomic DNA Translation: AAA23451.1
M28363 Genomic DNA Translation: AAA23772.1
U18997 Genomic DNA Translation: AAA58160.1
U00096 Genomic DNA Translation: AAC76388.1
AP009048 Genomic DNA Translation: BAE77927.1
M32354 Genomic DNA Translation: AAA24261.1
PIRiA37964 CSECA
RefSeqiNP_417822.1, NC_000913.3
WP_000477225.1, NZ_LN832404.1

3D structure databases

Select the link destinations:

Protein Data Bank Europe

More...PDBei

Protein Data Bank RCSB

More...RCSB PDBi

Protein Data Bank Japan

More...PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
1CLHNMR-A25-190[»]
1J2AX-ray1.80A25-190[»]
1V9TX-ray1.70A/B25-190[»]
1VAIX-ray1.80A/B25-190[»]
ProteinModelPortaliP0AFL3
SMRiP0AFL3
ModBaseiSearch...
MobiDBiSearch...

Protein-protein interaction databases

BioGridi4261085, 160 interactors
DIPiDIP-48080N
IntActiP0AFL3, 1 interactor
STRINGi316385.ECDH10B_3539

Chemistry databases

DrugBankiDB08168 7-AMINO-4-METHYL-CHROMEN-2-ONE

2D gel databases

SWISS-2DPAGEiP0AFL3

Proteomic databases

EPDiP0AFL3
PaxDbiP0AFL3
PRIDEiP0AFL3

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaiAAC76388; AAC76388; b3363
BAE77927; BAE77927; BAE77927
GeneIDi947870
KEGGiecj:JW3326
eco:b3363
PATRICifig|1411691.4.peg.3367

Organism-specific databases

EchoBASE - an integrated post-genomic database for E. coli

More...EchoBASEi		EB0750
EcoGeneiEG10757 ppiA

Phylogenomic databases

eggNOGiENOG4108R5K Bacteria
COG0652 LUCA
HOGENOMiHOG000065978
InParanoidiP0AFL3
KOiK03767
PhylomeDBiP0AFL3

Enzyme and pathway databases

BioCyciEcoCyc:EG10757-MONOMER
MetaCyc:EG10757-MONOMER

Miscellaneous databases

EvolutionaryTraceiP0AFL3

Protein Ontology

More...PROi		PR:P0AFL3

Family and domain databases

Gene3Di2.40.100.10, 1 hit
InterProiView protein in InterPro
IPR029000 Cyclophilin-like_dom_sf
IPR024936 Cyclophilin-type_PPIase
IPR020892 Cyclophilin-type_PPIase_CS
IPR002130 Cyclophilin-type_PPIase_dom
PfamiView protein in Pfam
PF00160 Pro_isomerase, 1 hit
PIRSFiPIRSF001467 Peptidylpro_ismrse, 1 hit
PRINTSiPR00153 CSAPPISMRASE
SUPFAMiSSF50891 SSF50891, 1 hit
PROSITEiView protein in PROSITE
PS00170 CSA_PPIASE_1, 1 hit
PS50072 CSA_PPIASE_2, 1 hit

ProtoNet; Automatic hierarchical classification of proteins

More...ProtoNeti		Search...

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationi

<p>This subsection of the ‘Entry information’ section provides a mnemonic identifier for a UniProtKB entry, but it is not a stable identifier. Each reviewed entry is assigned a unique entry name upon integration into UniProtKB/Swiss-Prot.<p><a href='/help/entry_name' target='_top'>More...</a></p>Entry nameiPPIA_ECOLI
<p>This subsection of the ‘Entry information’ section provides one or more accession number(s). These are stable identifiers and should be used to cite UniProtKB entries. Upon integration into UniProtKB, each entry is assigned a unique accession number, which is called ‘Primary (citable) accession number’.<p><a href='/help/accession_numbers' target='_top'>More...</a></p>AccessioniPrimary (citable) accession number: P0AFL3
Secondary accession number(s): P20752, Q2M729
<p>This subsection of the ‘Entry information’ section shows the date of integration of the entry into UniProtKB, the date of the last sequence update and the date of the last annotation modification (‘Last modified’). The version number for both the entry and the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> are also displayed.<p><a href='/help/entry_history' target='_top'>More...</a></p>Entry historyiIntegrated into UniProtKB/Swiss-Prot: December 20, 2005
Last sequence update: December 20, 2005
Last modified: December 5, 2018
This is version 105 of the entry and version 1 of the sequence. See complete history.
<p>This subsection of the ‘Entry information’ section indicates whether the entry has been manually annotated and reviewed by UniProtKB curators or not, in other words, if the entry belongs to the Swiss-Prot section of UniProtKB (<strong>reviewed</strong>) or to the computer-annotated TrEMBL section (<strong>unreviewed</strong>).<p><a href='/help/entry_status' target='_top'>More...</a></p>Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  2. SIMILARITY comments
    Index of protein domains and families
  3. Escherichia coli
    Escherichia coli (strain K12): entries and cross-references to EcoGene
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