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Entry version 133 (02 Dec 2020)
Sequence version 2 (19 Dec 2001)
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Protein

Isocitrate lyase

Gene

aceA

Organism
Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)
Status
Reviewed-Annotation score:

Annotation score:3 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>
-Protein inferred from homologyi <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

Involved in the metabolic adaptation in response to environmental changes. Catalyzes the reversible formation of succinate and glyoxylate from isocitrate, a key step of the glyoxylate cycle, which operates as an anaplerotic route for replenishing the tricarboxylic acid cycle during growth on fatty acid substrates.By similarity

<p>This subsection of the <a href="http://www.uniprot.org/help/function%5Fsection">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 provides information relevant to cofactors. A cofactor is any non-protein substance required for a protein to be catalytically active. Some cofactors are inorganic, such as the metal atoms zinc, iron, and copper in various oxidation states. Others, such as most vitamins, are organic.<p><a href='/help/cofactor' target='_top'>More...</a></p>Cofactori

Mg2+By similarity

<p>This subsection of the <a href="http://www.uniprot.org/help/function%5Fsection">'Function'</a> section describes the metabolic pathway(s) associated with a protein.<p><a href='/help/pathway' target='_top'>More...</a></p>Pathwayi: glyoxylate cycle

This protein is involved in step 1 of the subpathway that synthesizes (S)-malate from isocitrate.By similarity
Proteins known to be involved in the 2 steps of the subpathway in this organism are:
  1. Isocitrate lyase (aceA)
  2. Malate synthase (aceB)
This subpathway is part of the pathway glyoxylate cycle, which is itself part of Carbohydrate metabolism.
View all proteins of this organism that are known to be involved in the subpathway that synthesizes (S)-malate from isocitrate, the pathway glyoxylate cycle and in Carbohydrate metabolism.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/function%5Fsection">Function</a> section indicates at which position the protein binds a given metal ion. The nature of the metal is indicated in the 'Description' field.<p><a href='/help/metal' target='_top'>More...</a></p>Metal bindingi157MagnesiumBy similarity1
<p>This subsection of the <a href="http://www.uniprot.org/help/function%5Fsection">Function</a> section is used for enzymes and indicates the residues directly involved in catalysis.<p><a href='/help/act_site' target='_top'>More...</a></p>Active sitei195Proton acceptorBy similarity1
<p>This subsection of the <a href="http://www.uniprot.org/help/function%5Fsection">Function</a> section describes the interaction between a single amino acid and another chemical entity. Priority is given to the annotation of physiological ligands.<p><a href='/help/binding' target='_top'>More...</a></p>Binding sitei232SubstrateBy similarity1
Binding sitei351SubstrateBy similarity1

<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

GO - Biological processi

<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 functionLyase
Biological processGlyoxylate bypass, Tricarboxylic acid cycle
LigandMagnesium, Metal-binding

Enzyme and pathway databases

UniPathway: a resource for the exploration and annotation of metabolic pathways

More...
UniPathwayi
UPA00703;UER00719

<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%5Fand%5Ftaxonomy%5Fsection">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:
Isocitrate lyaseBy similarity (EC:4.1.3.1By similarity)
Short name:
ICLBy similarity
Alternative name(s):
IsocitraseBy similarity
IsocitrataseBy similarity
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">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:aceA
Ordered Locus Names:STM4184
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">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>OrganismiSalmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">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 identifieri99287 [NCBI]
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">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 lineageiBacteriaProteobacteriaGammaproteobacteriaEnterobacteralesEnterobacteriaceaeSalmonella
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">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
  • UP000001014 <p>A UniProt <a href="http://www.uniprot.org/manual/proteomes%5Fmanual">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

<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 describes the extent of a polypeptide chain in the mature protein following processing or proteolytic cleavage.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00000687761 – 434Isocitrate lyaseAdd BLAST434

Proteomic databases

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

More...
PaxDbi
P51066

PRoteomics IDEntifications database

More...
PRIDEi
P51066

<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

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction%5Fsection">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function%5Fsection">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structurei

Homotetramer.

By similarity

<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

3D structure databases

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

More...
SMRi
P51066

Database of comparative protein structure models

More...
ModBasei
Search...

<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

Region

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'Family and Domains' section describes a region of interest that cannot be described in other subsections.<p><a href='/help/region' target='_top'>More...</a></p>Regioni91 – 93Substrate bindingBy similarity3
Regioni196 – 197Substrate bindingBy similarity2
Regioni317 – 321Substrate bindingBy similarity5

<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

Phylogenomic databases

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...
HOGENOMi
CLU_019214_2_0_6

Identification of Orthologs from Complete Genome Data

More...
OMAi
LEKDWAE

Database for complete collections of gene phylogenies

More...
PhylomeDBi
P51066

Family and domain databases

Conserved Domains Database

More...
CDDi
cd00377, ICL_PEPM, 1 hit

Gene3D Structural and Functional Annotation of Protein Families

More...
Gene3Di
3.20.20.60, 1 hit

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR039556, ICL/PEPM
IPR006254, Isocitrate_lyase
IPR018523, Isocitrate_lyase_ph_CS
IPR015813, Pyrv/PenolPyrv_Kinase-like_dom
IPR040442, Pyrv_Kinase-like_dom_sf

The PANTHER Classification System

More...
PANTHERi
PTHR21631, PTHR21631, 1 hit

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF00463, ICL, 2 hits

PIRSF; a whole-protein classification database

More...
PIRSFi
PIRSF001362, Isocit_lyase, 1 hit

Superfamily database of structural and functional annotation

More...
SUPFAMi
SSF51621, SSF51621, 1 hit

TIGRFAMs; a protein family database

More...
TIGRFAMsi
TIGR01346, isocit_lyase, 2 hits

PROSITE; a protein domain and family database

More...
PROSITEi
View protein in PROSITE
PS00161, ISOCITRATE_LYASE, 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%5Flength">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>. The information is filed in different subsections. The current subsections and their content are listed below:<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%5Fsection">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical%5Fand%5Fisoforms">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.

P51066-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MKTRTQQIEE LQKEWTQPRW EGITRPYSAE EVVKLRGSVN PECTLAQLGA
60 70 80 90 100
AKMWRLLHGE AKKGYINSLG ALTGGQALQQ AKAGIEAIYL SGWQVAADAN
110 120 130 140 150
LASSMYPDQS LYPANSVPAV VDRINNTFRR ADQIQWASGI EPNDPRYVDY
160 170 180 190 200
FLPIVADAEA GFGGVLNAFE LMKSMIEAGA AAVHFEDQLA SVKKCGHMGG
210 220 230 240 250
KVLVPTQEAI QKLVAARLAA DVMGVPTLVI ARTDADAADL ITSDCDPYDS
260 270 280 290 300
GFITGERTSE GFYRTHAGIE QAISRGLAYA PYADLVWCET STPDLELARR
310 320 330 340 350
FADAIHAKYP GKLLAYNCSP SFNWQKNLDD KTIASFQQQL SDMGYKYQFI
360 370 380 390 400
TLAGIHSMWF NMFDLAHAYA QGEGMKHYVE KVQQPEFAAA KDGYTFVSHQ
410 420 430
QEVGTGYFDK VTTIIQGGAS SVTALTGSTE EAQF
Length:434
Mass (Da):47,563
Last modified:December 19, 2001 - v2
<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:i4ADC46FB4A4A5C60
GO

Natural variant

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'Sequence' section describes natural variant(s) of the protein sequence.<p><a href='/help/variant' target='_top'>More...</a></p>Natural varianti390A → G in strain: S3041. 1
Natural varianti392D → E in strain: S3013, S3014, S3015, S3027 and S3041. 1
Natural varianti432A → S in strain: S2978, S2979, S2980, S2983, S2985, S2993, S2995, S3013, S3014, S3015, S3027, S3041, S3044, S3057 and S3333. 1

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
AE006468 Genomic DNA Translation: AAL23008.1
U43344 Genomic DNA Translation: AAC43867.1
U43345 Genomic DNA Translation: AAC43869.1
U43346 Genomic DNA Translation: AAC43871.1
U43347 Genomic DNA Translation: AAC43872.1
U43348 Genomic DNA Translation: AAC43874.1
U43349 Genomic DNA Translation: AAC43876.1
U43350 Genomic DNA Translation: AAC43878.1
U43351 Genomic DNA Translation: AAC43880.1
U43352 Genomic DNA Translation: AAC43882.1
U43353 Genomic DNA Translation: AAC43884.1
U43354 Genomic DNA Translation: AAC43886.1
U43355 Genomic DNA Translation: AAC43888.1
U43356 Genomic DNA Translation: AAC43890.1
U43357 Genomic DNA Translation: AAC43892.1
U43358 Genomic DNA Translation: AAC43894.1
U43359 Genomic DNA Translation: AAC43896.1

NCBI Reference Sequences

More...
RefSeqi
NP_463049.1, NC_003197.2
WP_000857881.1, NC_003197.2

Genome annotation databases

Ensembl bacterial and archaeal genome annotation project

More...
EnsemblBacteriai
AAL23008; AAL23008; STM4184

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
1255710

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
stm:STM4184

Pathosystems Resource Integration Center (PATRIC)

More...
PATRICi
fig|99287.12.peg.4396

<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
AE006468 Genomic DNA Translation: AAL23008.1
U43344 Genomic DNA Translation: AAC43867.1
U43345 Genomic DNA Translation: AAC43869.1
U43346 Genomic DNA Translation: AAC43871.1
U43347 Genomic DNA Translation: AAC43872.1
U43348 Genomic DNA Translation: AAC43874.1
U43349 Genomic DNA Translation: AAC43876.1
U43350 Genomic DNA Translation: AAC43878.1
U43351 Genomic DNA Translation: AAC43880.1
U43352 Genomic DNA Translation: AAC43882.1
U43353 Genomic DNA Translation: AAC43884.1
U43354 Genomic DNA Translation: AAC43886.1
U43355 Genomic DNA Translation: AAC43888.1
U43356 Genomic DNA Translation: AAC43890.1
U43357 Genomic DNA Translation: AAC43892.1
U43358 Genomic DNA Translation: AAC43894.1
U43359 Genomic DNA Translation: AAC43896.1
RefSeqiNP_463049.1, NC_003197.2
WP_000857881.1, NC_003197.2

3D structure databases

SMRiP51066
ModBaseiSearch...

Proteomic databases

PaxDbiP51066
PRIDEiP51066

Genome annotation databases

EnsemblBacteriaiAAL23008; AAL23008; STM4184
GeneIDi1255710
KEGGistm:STM4184
PATRICifig|99287.12.peg.4396

Phylogenomic databases

HOGENOMiCLU_019214_2_0_6
OMAiLEKDWAE
PhylomeDBiP51066

Enzyme and pathway databases

UniPathwayiUPA00703;UER00719

Family and domain databases

CDDicd00377, ICL_PEPM, 1 hit
Gene3Di3.20.20.60, 1 hit
InterProiView protein in InterPro
IPR039556, ICL/PEPM
IPR006254, Isocitrate_lyase
IPR018523, Isocitrate_lyase_ph_CS
IPR015813, Pyrv/PenolPyrv_Kinase-like_dom
IPR040442, Pyrv_Kinase-like_dom_sf
PANTHERiPTHR21631, PTHR21631, 1 hit
PfamiView protein in Pfam
PF00463, ICL, 2 hits
PIRSFiPIRSF001362, Isocit_lyase, 1 hit
SUPFAMiSSF51621, SSF51621, 1 hit
TIGRFAMsiTIGR01346, isocit_lyase, 2 hits
PROSITEiView protein in PROSITE
PS00161, ISOCITRATE_LYASE, 1 hit

ProtoNet; Automatic hierarchical classification of proteins

More...
ProtoNeti
Search...

MobiDB: a database of protein disorder and mobility annotations

More...
MobiDBi
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 nameiACEA_SALTY
<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: P51066
<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%5Fand%5Fisoforms">canonical sequence</a> are also displayed.<p><a href='/help/entry_history' target='_top'>More...</a></p>Entry historyiIntegrated into UniProtKB/Swiss-Prot: October 1, 1996
Last sequence update: December 19, 2001
Last modified: December 2, 2020
This is version 133 of the entry and version 2 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

Reference proteome

Documents

  1. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  2. SIMILARITY comments
    Index of protein domains and families
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