Skip Header

You are using a version of browser that may not display all the features of this website. Please consider upgrading your browser.
Entry version 119 (08 May 2019)
Sequence version 1 (01 Jul 1997)
Previous versions | rss
Other tutorials and videosHelp videoFeedback
Protein

Cationic amino acid transporter 3

Gene

Slc7a3

Organism
Rattus norvegicus (Rat)
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 transcript 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

Mediates the uptake of the cationic amino acids arginine, lysine and ornithine in a sodium-independent manner.1 Publication

<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

Biological processAmino-acid transport, Transport

Enzyme and pathway databases

Reactome - a knowledgebase of biological pathways and processes

More...
Reactomei
R-RNO-352230 Amino acid transport across the plasma membrane

<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:
Cationic amino acid transporter 3
Short name:
CAT-3
Short name:
CAT3
Alternative name(s):
Cationic amino acid transporter y+
Solute carrier family 7 member 3
<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:Slc7a3
Synonyms:Atrc3, Cat3
<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>OrganismiRattus norvegicus (Rat)
<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 identifieri10116 [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 lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresGliresRodentiaMyomorphaMuroideaMuridaeMurinaeRattus
<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
  • UP000002494 <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: Unplaced

Organism-specific databases

Rat genome database

More...
RGDi
68342 Slc7a3

<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

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte & Seán O’Donoghue; Source: COMPARTMENTS

Topology

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/subcellular_location_section">'Subcellular location'</a> section describes the subcellular compartment where each non-membrane region of a membrane-spanning protein is found.<p><a href='/help/topo_dom' target='_top'>More...</a></p>Topological domaini1 – 36CytoplasmicSequence analysisAdd BLAST36
<p>This subsection of the <a href="http://www.uniprot.org/help/subcellular_location_section">'Subcellular location'</a> section describes the extent of a membrane-spanning region of the protein. It denotes the presence of both alpha-helical transmembrane regions and the membrane spanning regions of beta-barrel transmembrane proteins.<p><a href='/help/transmem' target='_top'>More...</a></p>Transmembranei37 – 57Helical; Name=1Sequence analysisAdd BLAST21
Topological domaini58 – 61ExtracellularSequence analysis4
Transmembranei62 – 82Helical; Name=2Sequence analysisAdd BLAST21
Topological domaini83 – 107CytoplasmicSequence analysisAdd BLAST25
Transmembranei108 – 128Helical; Name=3Sequence analysisAdd BLAST21
Topological domaini129 – 162ExtracellularSequence analysisAdd BLAST34
Transmembranei163 – 183Helical; Name=4Sequence analysisAdd BLAST21
Topological domaini184 – 191CytoplasmicSequence analysis8
Transmembranei192 – 212Helical; Name=5Sequence analysisAdd BLAST21
Topological domaini213 – 244ExtracellularSequence analysisAdd BLAST32
Transmembranei245 – 265Helical; Name=6Sequence analysisAdd BLAST21
Topological domaini266 – 285CytoplasmicSequence analysisAdd BLAST20
Transmembranei286 – 306Helical; Name=7Sequence analysisAdd BLAST21
Topological domaini307 – 335ExtracellularSequence analysisAdd BLAST29
Transmembranei336 – 356Helical; Name=8Sequence analysisAdd BLAST21
Topological domaini357 – 382CytoplasmicSequence analysisAdd BLAST26
Transmembranei383 – 403Helical; Name=9Sequence analysisAdd BLAST21
Topological domaini404 – 406ExtracellularSequence analysis3
Transmembranei407 – 427Helical; Name=10Sequence analysisAdd BLAST21
Topological domaini428 – 475CytoplasmicSequence analysisAdd BLAST48
Transmembranei476 – 496Helical; Name=11Sequence analysisAdd BLAST21
Topological domaini497 – 507ExtracellularSequence analysisAdd BLAST11
Transmembranei508 – 528Helical; Name=12Sequence analysisAdd BLAST21
Topological domaini529 – 540CytoplasmicSequence analysisAdd BLAST12
Transmembranei541 – 561Helical; Name=13Sequence analysisAdd BLAST21
Topological domaini562 – 569ExtracellularSequence analysis8
Transmembranei570 – 590Helical; Name=14Sequence analysisAdd BLAST21
Topological domaini591 – 619CytoplasmicSequence analysisAdd BLAST29

Keywords - Cellular componenti

Cell membrane, Membrane

<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.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00000542681 – 619Cationic amino acid transporter 3Add BLAST619

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/ptm_processing_section">PTM / Processing</a> section specifies the position and type of each covalently attached glycan group (mono-, di-, or polysaccharide).<p><a href='/help/carbohyd' target='_top'>More...</a></p>Glycosylationi232N-linked (GlcNAc...) asparagineSequence analysis1
<p>This subsection of the ‘PTM / Processing’ section specifies the position and type of each modified residue excluding <a href="http://www.uniprot.org/manual/lipid">lipids</a>, <a href="http://www.uniprot.org/manual/carbohyd">glycans</a> and <a href="http://www.uniprot.org/manual/crosslnk">protein cross-links</a>.<p><a href='/help/mod_res' target='_top'>More...</a></p>Modified residuei606PhosphothreonineBy similarity1
Modified residuei618PhosphoserineBy similarity1

Keywords - PTMi

Glycoprotein, Phosphoprotein

Proteomic databases

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

More...
PaxDbi
O08812

PRoteomics IDEntifications database

More...
PRIDEi
O08812

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressioni

<p>This subsection of the ‘Expression’ section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms. By default, the information is derived from experiments at the mRNA level, unless specified ‘at protein level’. <br></br>Examples: <a href="http://www.uniprot.org/uniprot/P92958#expression">P92958</a>, <a href="http://www.uniprot.org/uniprot/Q8TDN4#expression">Q8TDN4</a>, <a href="http://www.uniprot.org/uniprot/O14734#expression">O14734</a><p><a href='/help/tissue_specificity' target='_top'>More...</a></p>Tissue specificityi

Highly expressed in brain.1 Publication

<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

STRING: functional protein association networks

More...
STRINGi
10116.ENSRNOP00000068222

<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

<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

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...
eggNOGi
KOG1286 Eukaryota
COG0531 LUCA

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...
HOGENOMi
HOG000250623

InParanoid: Eukaryotic Ortholog Groups

More...
InParanoidi
O08812

KEGG Orthology (KO)

More...
KOi
K13865

Database of Orthologous Groups

More...
OrthoDBi
439017at2759

Database for complete collections of gene phylogenies

More...
PhylomeDBi
O08812

Family and domain databases

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR002293 AA/rel_permease1
IPR015606 CAT3
IPR004755 Cat_AA_permease
IPR029485 CAT_C

The PANTHER Classification System

More...
PANTHERi
PTHR43243:SF20 PTHR43243:SF20, 1 hit

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF13520 AA_permease_2, 1 hit
PF13906 AA_permease_C, 1 hit

PIRSF; a whole-protein classification database

More...
PIRSFi
PIRSF006060 AA_transporter, 1 hit

TIGRFAMs; a protein family database

More...
TIGRFAMsi
TIGR00906 2A0303, 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>. 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>Sequence (1+)i

<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.

This entry has 1 described isoform and 1 potential isoform that is computationally mapped.Show allAlign All

O08812-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MLWQALRRFG QKLVRRRLLE LGMGETRLAR CLSTLDLVAL GVGSTLGAGV
60 70 80 90 100
YVLAGEVAKE KAGPSIVICF LVAALSSVLA GLCYAEFGAR VPGSGSAYLY
110 120 130 140 150
SYVTVGELWA FTTGWNLILS YVIGTASVAR AWSSAFDNLI GNHISQTLKG
160 170 180 190 200
TILLNMPHVL AEYPDFFALA LVLLLTGLLV LGANESGLVT KVFTGMNLLV
210 220 230 240 250
LGFVIISGFI KGELRNWKLT KEDYCLTMSE SNGTCSLDSM GSGGFMPFGL
260 270 280 290 300
EGILRGAATC FYAFVGFDCI ATTGEEAQNP QRSIPMGIVI SLSICFLAYF
310 320 330 340 350
GVSSALTLMM PYYKLQPESP LPEAFTYVGW EPARYLVAIG SLCALSTSLL
360 370 380 390 400
GSMFPMPRVI YAMAEDGLLF RVLARVHNGT HTPIVATVVS GVIAAFMAFL
410 420 430 440 450
FELTDLVDLM SIGTLLAYSL VSICVLILRY QPDQEMKNGE EEVELQEERT
460 470 480 490 500
LEAEKLTVQA LFCQVDSIPT LLSGRIVYVC SSLLAVLLTV LCLVLTWWTT
510 520 530 540 550
PLHSGDPVWV TVVVLILGLI LGISGVIWRQ PQNRTPLHFK VPVVPLLPLV
560 570 580 590 600
SIFVNVYLMM QMTADTWARF GVWMLIGFAI YFGYGIQHSV EEVKNHQTLP
610
KTRPQTIDLD LTTSCVHSI
Length:619
Mass (Da):67,525
Last modified:July 1, 1997 - 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:i07448958386AB9EE
GO

<p>In eukaryotic reference proteomes, unreviewed entries that are likely to belong to the same gene are computationally mapped, based on gene identifiers from Ensembl, EnsemblGenomes and model organism databases.<p><a href='/help/gene_centric_isoform_mapping' target='_top'>More...</a></p>Computationally mapped potential isoform sequencesi

There is 1 potential isoform mapped to this entry.BLASTAlignShow allAdd to basket
EntryEntry nameProtein names
Gene namesLengthAnnotation
G3V6I8G3V6I8_RAT
Cationic amino acid transporter 3
Slc7a3 rCG_36274
619Annotation score:

Annotation score:1 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>

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
AB000113 mRNA Translation: BAA20133.1

NCBI Reference Sequences

More...
RefSeqi
NP_058913.1, NM_017217.1

Genome annotation databases

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
29485

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
rno:29485

UCSC genome browser

More...
UCSCi
RGD:68342 rat

<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
AB000113 mRNA Translation: BAA20133.1
RefSeqiNP_058913.1, NM_017217.1

3D structure databases

Database of comparative protein structure models

More...
ModBasei
Search...

MobiDB: a database of protein disorder and mobility annotations

More...
MobiDBi
Search...

SWISS-MODEL Interactive Workspace

More...
SWISS-MODEL-Workspacei
Submit a new modelling project...

Protein-protein interaction databases

STRINGi10116.ENSRNOP00000068222

Proteomic databases

PaxDbiO08812
PRIDEiO08812

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Genome annotation databases

GeneIDi29485
KEGGirno:29485
UCSCiRGD:68342 rat

Organism-specific databases

Comparative Toxicogenomics Database

More...
CTDi
84889
RGDi68342 Slc7a3

Phylogenomic databases

eggNOGiKOG1286 Eukaryota
COG0531 LUCA
HOGENOMiHOG000250623
InParanoidiO08812
KOiK13865
OrthoDBi439017at2759
PhylomeDBiO08812

Enzyme and pathway databases

ReactomeiR-RNO-352230 Amino acid transport across the plasma membrane

Miscellaneous databases

Protein Ontology

More...
PROi
PR:O08812

Family and domain databases

InterProiView protein in InterPro
IPR002293 AA/rel_permease1
IPR015606 CAT3
IPR004755 Cat_AA_permease
IPR029485 CAT_C
PANTHERiPTHR43243:SF20 PTHR43243:SF20, 1 hit
PfamiView protein in Pfam
PF13520 AA_permease_2, 1 hit
PF13906 AA_permease_C, 1 hit
PIRSFiPIRSF006060 AA_transporter, 1 hit
TIGRFAMsiTIGR00906 2A0303, 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 nameiCTR3_RAT
<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: O08812
<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: January 16, 2004
Last sequence update: July 1, 1997
Last modified: May 8, 2019
This is version 119 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 programChordata 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

Complete proteome, Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families
UniProt is an ELIXIR core data resource
Main funding by: National Institutes of Health

We'd like to inform you that we have updated our Privacy Notice to comply with Europe’s new General Data Protection Regulation (GDPR) that applies since 25 May 2018.

Do not show this banner again