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Entry version 113 (07 Oct 2020)
Sequence version 1 (01 Oct 2002)
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Protein

Anion exchange protein 4

Gene

Slc4a9

Organism
Rattus norvegicus (Rat)
Status
Reviewed-Annotation score:

Annotation score:4 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

Probable apical anion exchanger of the alpha-intercalated cells of kidney. May participate in HCO3- absorption.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 processAnion exchange, Antiport, Ion transport, Transport

Enzyme and pathway databases

Reactome - a knowledgebase of biological pathways and processes

More...
Reactomei
R-RNO-425381, Bicarbonate transporters

<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:
Anion exchange protein 4
Short name:
AE 4
Short name:
Anion exchanger 4
Alternative name(s):
Solute carrier family 4 member 9
<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:Slc4a9
Synonyms:Ae4
<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>OrganismiRattus norvegicus (Rat)
<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 identifieri10116 [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 lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresGliresRodentiaMyomorphaMuroideaMuridaeMurinaeRattus
<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
  • UP000002494 <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: Unplaced

Organism-specific databases

Rat genome database

More...
RGDi
628811, Slc4a9

<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%5Flocation%5Fsection">'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 – 384CytoplasmicSequence analysisAdd BLAST384
<p>This subsection of the <a href="http://www.uniprot.org/help/subcellular%5Flocation%5Fsection">'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>Transmembranei385 – 405HelicalSequence analysisAdd BLAST21
Transmembranei413 – 433HelicalSequence analysisAdd BLAST21
Transmembranei435 – 455HelicalSequence analysisAdd BLAST21
Transmembranei470 – 490HelicalSequence analysisAdd BLAST21
Transmembranei501 – 521HelicalSequence analysisAdd BLAST21
Topological domaini522 – 593ExtracellularSequence analysisAdd BLAST72
Transmembranei594 – 614HelicalSequence analysisAdd BLAST21
Transmembranei635 – 655HelicalSequence analysisAdd BLAST21
Topological domaini656 – 681CytoplasmicSequence analysisAdd BLAST26
Transmembranei682 – 702HelicalSequence analysisAdd BLAST21
Transmembranei728 – 748HelicalSequence analysisAdd BLAST21
Transmembranei785 – 805HelicalSequence analysisAdd BLAST21
Transmembranei843 – 863HelicalSequence analysisAdd BLAST21
Transmembranei869 – 889HelicalSequence analysisAdd BLAST21

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 or proteolytic cleavage.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00000792251 – 953Anion exchange protein 4Add BLAST953

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<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 bondi536 ↔ 538By similarity
<p>This subsection of the <a href="http://www.uniprot.org/help/ptm%5Fprocessing%5Fsection">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>Glycosylationi546N-linked (GlcNAc...) asparagineSequence analysis1
Glycosylationi570N-linked (GlcNAc...) asparagineSequence analysis1
Disulfide bondi579 ↔ 591By similarity

Keywords - PTMi

Disulfide bond, Glycoprotein

Proteomic databases

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

More...
PaxDbi
Q8K4V2

PTM databases

GlyGen: Computational and Informatics Resources for Glycoscience

More...
GlyGeni
Q8K4V2, 2 sites

iPTMnet integrated resource for PTMs in systems biology context

More...
iPTMneti
Q8K4V2

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

More...
PhosphoSitePlusi
Q8K4V2

<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

Expressed in kidney and gastrointestinal tract. In kidney, it is highly expressed in the cortex, expressed at intermediate level in the outer medulla and not expressed in the inner medulla. It is expressed in the cecum, while it is absent in other segments of gastrointestinal tract.

<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.ENSRNOP00000025137

<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
Q8K4V2

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>Regioni385 – 953Membrane (anion exchange)Add BLAST569

<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
KOG1172, Eukaryota

InParanoid: Eukaryotic Ortholog Groups

More...
InParanoidi
Q8K4V2

KEGG Orthology (KO)

More...
KOi
K13860

Database of Orthologous Groups

More...
OrthoDBi
265068at2759

Database for complete collections of gene phylogenies

More...
PhylomeDBi
Q8K4V2

Family and domain databases

Gene3D Structural and Functional Annotation of Protein Families

More...
Gene3Di
3.40.930.10, 1 hit

Integrated resource of protein families, domains and functional sites

More...
InterProi
View protein in InterPro
IPR013769, Band3_cytoplasmic_dom
IPR011531, HCO3_transpt_C
IPR003020, HCO3_transpt_euk
IPR003024, Na/HCO3_transpt
IPR016152, PTrfase/Anion_transptr

The PANTHER Classification System

More...
PANTHERi
PTHR11453, PTHR11453, 1 hit

Pfam protein domain database

More...
Pfami
View protein in Pfam
PF07565, Band_3_cyto, 2 hits
PF00955, HCO3_cotransp, 1 hit

Protein Motif fingerprint database; a protein domain database

More...
PRINTSi
PR01231, HCO3TRNSPORT
PR01232, NAHCO3TRSPRT

Superfamily database of structural and functional annotation

More...
SUPFAMi
SSF55804, SSF55804, 1 hit

TIGRFAMs; a protein family database

More...
TIGRFAMsi
TIGR00834, ae, 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>Sequence (1+)i

<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.

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

Q8K4V2-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MKLPGQEDFE GSDAHENVCS EQLDGDLGPG SGLDGPSDID NGKAQGCKDP
60 70 80 90 100
LLFIQLNELL GWPQALEWRE TGRWLLFEEK LDIGAGRWSA PHVPTLALPS
110 120 130 140 150
LQKLRGLLAE GIVLLDCPAR SLLELVEQVV RVESLSPELR GQLQALLLQR
160 170 180 190 200
PQHHIQTTGI RPCRRSNAFR KASRDEDTLL KHQNPLRQKL PPGAEAAAVL
210 220 230 240 250
AGELGFLEQP LAAFVRLQNP VVLEPLTEVV LPSRFFCLLL GPSTLGRSYH
260 270 280 290 300
ETGRAAAVLL SDPQFQWSVR RASNLHDLLA ALDAFLQEVT ALPPGRWDRT
310 320 330 340 350
ARIPPPKCLP SQHKRFPSKL QEVTSLSRQS AALAENKHHH GPHTPIPELQ
360 370 380 390 400
RTGRLFGGLV QDVRRKACWY PSDFLDALHP QCFSAVLYIY LATVTNAITF
410 420 430 440 450
GGLLGDATEG AQGVLESFLG TAVAGATFCL MAGQPLTILS STGPVLVFER
460 470 480 490 500
LLFSFSRDYS LDYLPFRLWV GIWVATFCLA LVATEASLLV RYFTRFTEEG
510 520 530 540 550
FCALISLIFI YDAVGKMLNL IRAYPIQRPG SPAYSCFCQY PGTGGNASEF
560 570 580 590 600
DSTMFKDTED VLNVHPGLVN ASFLPPSECI RQGGYPRGPS CHTVPDIAFF
610 620 630 640 650
SLLLFFTSFL CAIALKHVKN SRLFPSVVRK VFSDFSSVLA ILLGCGLDAF
660 670 680 690 700
LGLATPKLLV PTEFKPTLPG RGWLVSPFGA NPWWLSVAAA LPALLLSILI
710 720 730 740 750
FMDQQITAVI LNRAEYRLQK GAGFHLDLFC VAVLMLFTSA LGLPWYVSAT
760 770 780 790 800
VISLAHMDSL RRESKACVPG EDPNFLGIRE QRLTGLVVFI LTGVSIFLAP
810 820 830 840 850
VLKFIPMPVL YGIFLYMGVA ALSSMQFMKR VQLLLMPRKH QPDVLLLRHV
860 870 880 890 900
PLIRVHLFTA IQLACLGLLW VIKSTPAAIV FPLMLLGLVA VRKALEWIFS
910 920 930 940 950
PQELLWLDEL MPEEEKTIPE NRPEPEHLFS GNDSENSELM YQPKAPEINI

SVN
Length:953
Mass (Da):105,320
Last modified:October 1, 2002 - 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:i625A98A969821F85
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
F1LR96F1LR96_RAT
Anion exchange protein
Slc4a9 rCG_49378
953Annotation 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
AB024339 mRNA Translation: BAC10662.1

NCBI Reference Sequences

More...
RefSeqi
NP_690921.1, NM_152938.1

Genome annotation databases

Database of genes from NCBI RefSeq genomes

More...
GeneIDi
266612

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...
KEGGi
rno:266612

UCSC genome browser

More...
UCSCi
RGD:628811, 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
AB024339 mRNA Translation: BAC10662.1
RefSeqiNP_690921.1, NM_152938.1

3D structure databases

SMRiQ8K4V2
ModBaseiSearch...

Protein-protein interaction databases

STRINGi10116.ENSRNOP00000025137

PTM databases

GlyGeniQ8K4V2, 2 sites
iPTMnetiQ8K4V2
PhosphoSitePlusiQ8K4V2

Proteomic databases

PaxDbiQ8K4V2

Genome annotation databases

GeneIDi266612
KEGGirno:266612
UCSCiRGD:628811, rat

Organism-specific databases

Comparative Toxicogenomics Database

More...
CTDi
83697
RGDi628811, Slc4a9

Phylogenomic databases

eggNOGiKOG1172, Eukaryota
InParanoidiQ8K4V2
KOiK13860
OrthoDBi265068at2759
PhylomeDBiQ8K4V2

Enzyme and pathway databases

ReactomeiR-RNO-425381, Bicarbonate transporters

Miscellaneous databases

Protein Ontology

More...
PROi
PR:Q8K4V2

Family and domain databases

Gene3Di3.40.930.10, 1 hit
InterProiView protein in InterPro
IPR013769, Band3_cytoplasmic_dom
IPR011531, HCO3_transpt_C
IPR003020, HCO3_transpt_euk
IPR003024, Na/HCO3_transpt
IPR016152, PTrfase/Anion_transptr
PANTHERiPTHR11453, PTHR11453, 1 hit
PfamiView protein in Pfam
PF07565, Band_3_cyto, 2 hits
PF00955, HCO3_cotransp, 1 hit
PRINTSiPR01231, HCO3TRNSPORT
PR01232, NAHCO3TRSPRT
SUPFAMiSSF55804, SSF55804, 1 hit
TIGRFAMsiTIGR00834, ae, 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 nameiB3A4_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: Q8K4V2
<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: March 28, 2003
Last sequence update: October 1, 2002
Last modified: October 7, 2020
This is version 113 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

Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families
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