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Entry version 122 (08 May 2019)
Sequence version 1 (01 Jun 1998)
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Protein

C3a anaphylatoxin chemotactic receptor

Gene

C3ar1

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 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

Receptor for the chemotactic and inflammatory peptide anaphylatoxin C3a. This receptor stimulates chemotaxis, granule enzyme release and superoxide anion production.

<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 functionG-protein coupled receptor, Receptor, Transducer
Biological processChemotaxis

Enzyme and pathway databases

Reactome - a knowledgebase of biological pathways and processes

More...
Reactomei
R-RNO-375276 Peptide ligand-binding receptors
R-RNO-418594 G alpha (i) signalling events
R-RNO-6798695 Neutrophil degranulation
R-RNO-977606 Regulation of Complement cascade

<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:
C3a anaphylatoxin chemotactic receptor
Short name:
C3AR
Short name:
C3a-R
<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:C3ar1
<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
620537 C3ar1

<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 – 23ExtracellularSequence analysisAdd BLAST23
<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>Transmembranei24 – 46Helical; Name=1Sequence analysisAdd BLAST23
Topological domaini47 – 57CytoplasmicSequence analysisAdd BLAST11
Transmembranei58 – 80Helical; Name=2Sequence analysisAdd BLAST23
Topological domaini81 – 96ExtracellularSequence analysisAdd BLAST16
Transmembranei97 – 118Helical; Name=3Sequence analysisAdd BLAST22
Topological domaini119 – 139CytoplasmicSequence analysisAdd BLAST21
Transmembranei140 – 160Helical; Name=4Sequence analysisAdd BLAST21
Topological domaini161 – 329ExtracellularSequence analysisAdd BLAST169
Transmembranei330 – 349Helical; Name=5Sequence analysisAdd BLAST20
Topological domaini350 – 366CytoplasmicSequence analysisAdd BLAST17
Transmembranei367 – 389Helical; Name=6Sequence analysisAdd BLAST23
Topological domaini390 – 406ExtracellularSequence analysisAdd BLAST17
Transmembranei407 – 427Helical; Name=7Sequence analysisAdd BLAST21
Topological domaini428 – 473CytoplasmicSequence analysisAdd BLAST46

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_00000692051 – 473C3a anaphylatoxin chemotactic receptorAdd BLAST473

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>Glycosylationi9N-linked (GlcNAc...) asparagineSequence analysis1
<p>This subsection of the PTM / Processing":/help/ptm_processing_section section describes the positions of cysteine residues participating in disulfide bonds.<p><a href='/help/disulfid' target='_top'>More...</a></p>Disulfide bondi95 ↔ 172PROSITE-ProRule annotation
<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 residuei174SulfotyrosineBy similarity1
Modified residuei184SulfotyrosineBy similarity1
Glycosylationi201N-linked (GlcNAc...) asparagineSequence analysis1
Modified residuei308SulfotyrosineBy similarity1
Modified residuei448PhosphoserineBy similarity1
Modified residuei452PhosphothreonineBy similarity1

Keywords - PTMi

Disulfide bond, Glycoprotein, Phosphoprotein, Sulfation

Proteomic databases

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

More...
PaxDbi
O55197

PRoteomics IDEntifications database

More...
PRIDEi
O55197

PTM databases

Comprehensive resource for the study of protein post-translational modifications (PTMs) in human, mouse and rat.

More...
PhosphoSitePlusi
O55197

<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_section">'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_section">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structurei

Interacts with VGF-derived peptide TLQP-21.1 Publication

GO - Molecular functioni

Protein-protein interaction databases

STRING: functional protein association networks

More...
STRINGi
10116.ENSRNOP00000012216

<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

Belongs to the G-protein coupled receptor 1 family.PROSITE-ProRule annotation

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...
eggNOGi
ENOG410IUVF Eukaryota
ENOG410YBJQ LUCA

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...
HOGENOMi
HOG000261616

InParanoid: Eukaryotic Ortholog Groups

More...
InParanoidi
O55197

KEGG Orthology (KO)

More...
KOi
K04009

Database of Orthologous Groups

More...
OrthoDBi
1003587at2759

Database for complete collections of gene phylogenies

More...
PhylomeDBi
O55197

Family and domain databases

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR001644 Anaphtx_C3AR1
IPR002234 Anphylx_rcpt
IPR000826 Formyl_rcpt-rel
IPR000276 GPCR_Rhodpsn
IPR017452 GPCR_Rhodpsn_7TM

The PANTHER Classification System

More...
PANTHERi
PTHR24225 PTHR24225, 1 hit
PTHR24225:SF28 PTHR24225:SF28, 1 hit

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF00001 7tm_1, 2 hits

Protein Motif fingerprint database; a protein domain database

More...
PRINTSi
PR01104 ANPHYLATOXNR
PR01060 C3ANPHYLTXNR
PR00237 GPCRRHODOPSN

PROSITE; a protein domain and family database

More...
PROSITEi
View protein in PROSITE
PS00237 G_PROTEIN_RECEP_F1_1, 1 hit
PS50262 G_PROTEIN_RECEP_F1_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>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

O55197-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MESFTADTNS TDLHSRPLFK PQDIASMVIL SLTCLLGLPG NGLVLWVAGV
60 70 80 90 100
KMKRTVNTVW FLHLTLADFL CCLSLPFSVA HLILRGHWPY GLFLCKLIPS
110 120 130 140 150
VIILNMFASV FLLTAISLDR CLMVHKPIWC QNHRSVRTAF AVCGCVWVVT
160 170 180 190 200
FVMCIPVFVY RDLLVVDDYS VCGYNFDSSR AYDYWDYMYN SHLPEINPPD
210 220 230 240 250
NSTGHVDDRT APSSSVPARD LWTATTALQS QTFHTSPEDP FSQDSASQQP
260 270 280 290 300
HYGGKPPTVL IATIPGGFPV EDHKSNTLNT GAFLSAHTEP SLTASSSPLY
310 320 330 340 350
AHDFPDDYFD QLMYGNHAWT PQVAITISRL VVGFLVPFFI MITCYSLIVF
360 370 380 390 400
RMRKTNLTKS RNKTLRVAVA VVTVFFVCWI PYHIVGILLV ITDQESALRE
410 420 430 440 450
VVLPWDHMSI ALASANSCFN PFLYALLGKD FRKKARQSVK GILEAAFSEE
460 470
LTHSTSCTQD KAPSKRNHMS TDV
Length:473
Mass (Da):52,896
Last modified:June 1, 1998 - 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:i722F16F6F4B16451
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
G3V759G3V759_RAT
C3a anaphylatoxin chemotactic recep...
C3ar1 rCG_29910
472Annotation score:

Annotation score:2 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
U86379 mRNA Translation: AAC40071.1

Protein sequence database of the Protein Information Resource

More...
PIRi
JC5835

NCBI Reference Sequences

More...
RefSeqi
NP_114449.1, NM_032060.1

Genome annotation databases

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
84007

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
rno:84007

UCSC genome browser

More...
UCSCi
RGD:620537 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
U86379 mRNA Translation: AAC40071.1
PIRiJC5835
RefSeqiNP_114449.1, NM_032060.1

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.ENSRNOP00000012216

Protein family/group databases

Information system for G protein-coupled receptors (GPCRs)

More...
GPCRDBi
Search...

PTM databases

PhosphoSitePlusiO55197

Proteomic databases

PaxDbiO55197
PRIDEiO55197

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Genome annotation databases

GeneIDi84007
KEGGirno:84007
UCSCiRGD:620537 rat

Organism-specific databases

Comparative Toxicogenomics Database

More...
CTDi
719
RGDi620537 C3ar1

Phylogenomic databases

eggNOGiENOG410IUVF Eukaryota
ENOG410YBJQ LUCA
HOGENOMiHOG000261616
InParanoidiO55197
KOiK04009
OrthoDBi1003587at2759
PhylomeDBiO55197

Enzyme and pathway databases

ReactomeiR-RNO-375276 Peptide ligand-binding receptors
R-RNO-418594 G alpha (i) signalling events
R-RNO-6798695 Neutrophil degranulation
R-RNO-977606 Regulation of Complement cascade

Miscellaneous databases

Protein Ontology

More...
PROi
PR:O55197

Family and domain databases

InterProiView protein in InterPro
IPR001644 Anaphtx_C3AR1
IPR002234 Anphylx_rcpt
IPR000826 Formyl_rcpt-rel
IPR000276 GPCR_Rhodpsn
IPR017452 GPCR_Rhodpsn_7TM
PANTHERiPTHR24225 PTHR24225, 1 hit
PTHR24225:SF28 PTHR24225:SF28, 1 hit
PfamiView protein in Pfam
PF00001 7tm_1, 2 hits
PRINTSiPR01104 ANPHYLATOXNR
PR01060 C3ANPHYLTXNR
PR00237 GPCRRHODOPSN
PROSITEiView protein in PROSITE
PS00237 G_PROTEIN_RECEP_F1_1, 1 hit
PS50262 G_PROTEIN_RECEP_F1_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 nameiC3AR_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: O55197
<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: May 30, 2000
Last sequence update: June 1, 1998
Last modified: May 8, 2019
This is version 122 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
  2. 7-transmembrane G-linked receptors
    List of 7-transmembrane G-linked receptor entries
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