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Database: UniProt
Entry: B3A3_HUMAN
LinkDB: B3A3_HUMAN
Original site: B3A3_HUMAN 
ID   B3A3_HUMAN              Reviewed;        1232 AA.
AC   P48751; A6H8L2; A8K1Q9; B7ZVX6; B9EGD1; Q6YIQ9;
DT   01-FEB-1996, integrated into UniProtKB/Swiss-Prot.
DT   05-OCT-2010, sequence version 2.
DT   27-MAR-2024, entry version 192.
DE   RecName: Full=Anion exchange protein 3;
DE            Short=AE 3;
DE            Short=Anion exchanger 3;
DE   AltName: Full=CAE3/BAE3;
DE   AltName: Full=Cardiac/brain band 3-like protein;
DE   AltName: Full=Neuronal band 3-like protein;
DE   AltName: Full=Solute carrier family 4 member 3;
GN   Name=SLC4A3; Synonyms=AE3;
OS   Homo sapiens (Human).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae;
OC   Homo.
OX   NCBI_TaxID=9606;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM BAE3), VARIANTS PRO-157 AND ALA-867,
RP   FUNCTION, TRANSPORTER ACTIVITY (ISOFORMS BAE3 AND CAE3), SUBCELLULAR
RP   LOCATION (ISOFORM CAE3), AND TISSUE SPECIFICITY (ISOFORMS BAE3 AND CAE3).
RC   TISSUE=Heart;
RX   PubMed=7923606; DOI=10.1161/01.res.75.4.603;
RA   Yannoukakos D., Stuart-Tilley A., Fernandez H., Fey P., Duyk G.,
RA   Alper S.L.;
RT   "Molecular cloning, expression, and chromosomal localization of two
RT   isoforms of the AE3 anion exchanger from human heart.";
RL   Circ. Res. 75:603-614(1994).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM CAE3).
RC   TISSUE=Heart;
RA   Kudo S., Mattei M.-G., Bloor C.M., Fukuda M., Ranney H.M., Xu A.;
RT   "Cloning of the characterization of the human cardiac anion exchanger
RT   gene.";
RL   Submitted (NOV-1995) to the EMBL/GenBank/DDBJ databases.
RN   [3]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 3), AND VARIANT PRO-157.
RA   Mount D.B.;
RT   "Sequence of an alternative splice form of brain AE3.";
RL   Submitted (AUG-2002) to the EMBL/GenBank/DDBJ databases.
RN   [4]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM BAE3), AND VARIANTS PRO-157
RP   AND ALA-867.
RC   TISSUE=Hippocampus;
RX   PubMed=14702039; DOI=10.1038/ng1285;
RA   Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R.,
RA   Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H.,
RA   Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S.,
RA   Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K.,
RA   Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H.,
RA   Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M.,
RA   Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K.,
RA   Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T.,
RA   Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M.,
RA   Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S.,
RA   Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H.,
RA   Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K.,
RA   Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N.,
RA   Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S.,
RA   Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O.,
RA   Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H.,
RA   Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B.,
RA   Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y.,
RA   Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K.,
RA   Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T.,
RA   Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T.,
RA   Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y.,
RA   Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H.,
RA   Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y.,
RA   Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H.,
RA   Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O.,
RA   Isogai T., Sugano S.;
RT   "Complete sequencing and characterization of 21,243 full-length human
RT   cDNAs.";
RL   Nat. Genet. 36:40-45(2004).
RN   [5]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=15815621; DOI=10.1038/nature03466;
RA   Hillier L.W., Graves T.A., Fulton R.S., Fulton L.A., Pepin K.H., Minx P.,
RA   Wagner-McPherson C., Layman D., Wylie K., Sekhon M., Becker M.C.,
RA   Fewell G.A., Delehaunty K.D., Miner T.L., Nash W.E., Kremitzki C., Oddy L.,
RA   Du H., Sun H., Bradshaw-Cordum H., Ali J., Carter J., Cordes M., Harris A.,
RA   Isak A., van Brunt A., Nguyen C., Du F., Courtney L., Kalicki J.,
RA   Ozersky P., Abbott S., Armstrong J., Belter E.A., Caruso L., Cedroni M.,
RA   Cotton M., Davidson T., Desai A., Elliott G., Erb T., Fronick C., Gaige T.,
RA   Haakenson W., Haglund K., Holmes A., Harkins R., Kim K., Kruchowski S.S.,
RA   Strong C.M., Grewal N., Goyea E., Hou S., Levy A., Martinka S., Mead K.,
RA   McLellan M.D., Meyer R., Randall-Maher J., Tomlinson C.,
RA   Dauphin-Kohlberg S., Kozlowicz-Reilly A., Shah N., Swearengen-Shahid S.,
RA   Snider J., Strong J.T., Thompson J., Yoakum M., Leonard S., Pearman C.,
RA   Trani L., Radionenko M., Waligorski J.E., Wang C., Rock S.M.,
RA   Tin-Wollam A.-M., Maupin R., Latreille P., Wendl M.C., Yang S.-P., Pohl C.,
RA   Wallis J.W., Spieth J., Bieri T.A., Berkowicz N., Nelson J.O., Osborne J.,
RA   Ding L., Meyer R., Sabo A., Shotland Y., Sinha P., Wohldmann P.E.,
RA   Cook L.L., Hickenbotham M.T., Eldred J., Williams D., Jones T.A., She X.,
RA   Ciccarelli F.D., Izaurralde E., Taylor J., Schmutz J., Myers R.M.,
RA   Cox D.R., Huang X., McPherson J.D., Mardis E.R., Clifton S.W., Warren W.C.,
RA   Chinwalla A.T., Eddy S.R., Marra M.A., Ovcharenko I., Furey T.S.,
RA   Miller W., Eichler E.E., Bork P., Suyama M., Torrents D., Waterston R.H.,
RA   Wilson R.K.;
RT   "Generation and annotation of the DNA sequences of human chromosomes 2 and
RT   4.";
RL   Nature 434:724-731(2005).
RN   [6]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA], AND VARIANTS PRO-157 AND
RP   ALA-867.
RA   Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M.,
RA   Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J.,
RA   Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S.,
RA   Turner R., Yooseph S., Lu F., Nusskern D.R., Shue B.C., Zheng X.H.,
RA   Zhong F., Delcher A.L., Huson D.H., Kravitz S.A., Mouchard L., Reinert K.,
RA   Remington K.A., Clark A.G., Waterman M.S., Eichler E.E., Adams M.D.,
RA   Hunkapiller M.W., Myers E.W., Venter J.C.;
RL   Submitted (JUL-2005) to the EMBL/GenBank/DDBJ databases.
RN   [7]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM BAE3), AND VARIANTS PRO-157
RP   AND ALA-867.
RC   TISSUE=Testis;
RX   PubMed=15489334; DOI=10.1101/gr.2596504;
RG   The MGC Project Team;
RT   "The status, quality, and expansion of the NIH full-length cDNA project:
RT   the Mammalian Gene Collection (MGC).";
RL   Genome Res. 14:2121-2127(2004).
RN   [8]
RP   VARIANT SQT7 HIS-343, CHARACTERIZATION OF VARIANT SQT7 HIS-343, INVOLVEMENT
RP   IN SQT7, FUNCTION, TRANSPORTER ACTIVITY, AND SUBCELLULAR LOCATION.
RX   PubMed=29167417; DOI=10.1038/s41467-017-01630-0;
RA   Thorsen K., Dam V.S., Kjaer-Sorensen K., Pedersen L.N., Skeberdis V.A.,
RA   Jurevicius J., Treinys R., Petersen I.M.B.S., Nielsen M.S., Oxvig C.,
RA   Morth J.P., Matchkov V.V., Aalkjaer C., Bundgaard H., Jensen H.K.;
RT   "Loss-of-activity-mutation in the cardiac chloride-bicarbonate exchanger
RT   AE3 causes short QT syndrome.";
RL   Nat. Commun. 8:1696-1696(2017).
RN   [9]
RP   VARIANTS SQT7 CYS-573; TRP-594; ASP-825 AND HIS-925, AND CHARACTERIZATION
RP   OF VARIANTS SQT7 CYS-573; TRP-594; ASP-825 AND HIS-925.
RX   PubMed=36806574; DOI=10.1016/j.hrthm.2023.02.010;
RA   Christiansen M.K., Kjaer-Soerensen K., Clavsen N.C., Dittmann S.,
RA   Jensen M.F., Guldbrandsen H.O., Pedersen L.N., Soerensen R.H.,
RA   Lildballe D.L., Mueller K., Mueller P., Vogel K., Rudic B., Borggrefe M.,
RA   Oxvig C., Aalkjaer C., Schulze-Bahr E., Matchkov V., Bundgaard H.,
RA   Jensen H.K.;
RT   "Genetic analysis identifies the SLC4A3 anion exchanger as a major gene for
RT   short QT syndrome.";
RL   Heart Rhythm 0:0-0(2023).
CC   -!- FUNCTION: Sodium-independent anion exchanger which mediates the
CC       electroneutral exchange of chloride for bicarbonate ions across the
CC       cell membrane (PubMed:7923606, PubMed:29167417). May be involved in the
CC       regulation of intracellular pH, and the modulation of cardiac action
CC       potential (PubMed:29167417). {ECO:0000269|PubMed:29167417,
CC       ECO:0000269|PubMed:7923606}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=chloride(out) + hydrogencarbonate(in) = chloride(in) +
CC         hydrogencarbonate(out); Xref=Rhea:RHEA:72363, ChEBI:CHEBI:17544,
CC         ChEBI:CHEBI:17996; Evidence={ECO:0000269|PubMed:29167417};
CC   -!- CATALYTIC ACTIVITY: [Isoform BAE3]:
CC       Reaction=chloride(out) + hydrogencarbonate(in) = chloride(in) +
CC         hydrogencarbonate(out); Xref=Rhea:RHEA:72363, ChEBI:CHEBI:17544,
CC         ChEBI:CHEBI:17996; Evidence={ECO:0000269|PubMed:7923606};
CC   -!- CATALYTIC ACTIVITY: [Isoform CAE3]:
CC       Reaction=chloride(out) + hydrogencarbonate(in) = chloride(in) +
CC         hydrogencarbonate(out); Xref=Rhea:RHEA:72363, ChEBI:CHEBI:17544,
CC         ChEBI:CHEBI:17996; Evidence={ECO:0000269|PubMed:7923606};
CC   -!- INTERACTION:
CC       P48751; Q12933: TRAF2; NbExp=3; IntAct=EBI-20805570, EBI-355744;
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000269|PubMed:29167417};
CC       Multi-pass membrane protein {ECO:0000255}.
CC   -!- SUBCELLULAR LOCATION: [Isoform CAE3]: Cell membrane
CC       {ECO:0000305|PubMed:7923606}; Multi-pass membrane protein
CC       {ECO:0000255}.
CC   -!- ALTERNATIVE PRODUCTS:
CC       Event=Alternative splicing; Named isoforms=3;
CC         Comment=Additional isoforms seem to exist.;
CC       Name=BAE3;
CC         IsoId=P48751-1; Sequence=Displayed;
CC       Name=CAE3;
CC         IsoId=P48751-2; Sequence=VSP_000462, VSP_000463;
CC       Name=3;
CC         IsoId=P48751-3; Sequence=VSP_038184;
CC   -!- TISSUE SPECIFICITY: [Isoform BAE3]: Expressed in the heart.
CC       {ECO:0000269|PubMed:7923606}.
CC   -!- TISSUE SPECIFICITY: [Isoform CAE3]: Expressed in the heart.
CC       {ECO:0000269|PubMed:7923606}.
CC   -!- DISEASE: Short QT syndrome 7 (SQT7) [MIM:620231]: An autosomal dominant
CC       form of short QT syndrome, a heart disorder characterized by idiopathic
CC       persistently and uniformly short QT interval on ECG in the absence of
CC       structural heart disease in affected individuals. It can cause syncope
CC       and sudden death. {ECO:0000269|PubMed:29167417,
CC       ECO:0000269|PubMed:36806574}. Note=The disease is caused by variants
CC       affecting the gene represented in this entry.
CC   -!- SIMILARITY: Belongs to the anion exchanger (TC 2.A.31) family.
CC       {ECO:0000305}.
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DR   EMBL; U05596; AAA50748.1; -; mRNA.
DR   EMBL; L27213; AAB05850.1; -; mRNA.
DR   EMBL; AY142112; AAN34939.1; -; mRNA.
DR   EMBL; AK289974; BAF82663.1; -; mRNA.
DR   EMBL; AC009955; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   EMBL; CH471063; EAW70778.1; -; Genomic_DNA.
DR   EMBL; BC136384; AAI36385.1; -; mRNA.
DR   EMBL; BC146656; AAI46657.1; -; mRNA.
DR   EMBL; BC171760; AAI71760.1; -; mRNA.
DR   CCDS; CCDS2445.1; -. [P48751-1]
DR   CCDS; CCDS2446.1; -. [P48751-3]
DR   PIR; I38496; I38496.
DR   RefSeq; NP_001313488.1; NM_001326559.1. [P48751-3]
DR   RefSeq; NP_005061.2; NM_005070.3. [P48751-1]
DR   RefSeq; NP_963868.2; NM_201574.2. [P48751-3]
DR   RefSeq; XP_005246846.1; XM_005246789.4.
DR   AlphaFoldDB; P48751; -.
DR   SMR; P48751; -.
DR   BioGRID; 112399; 5.
DR   IntAct; P48751; 4.
DR   MINT; P48751; -.
DR   STRING; 9606.ENSP00000273063; -.
DR   TCDB; 2.A.31.1.3; the anion exchanger (ae) family.
DR   iPTMnet; P48751; -.
DR   PhosphoSitePlus; P48751; -.
DR   SwissPalm; P48751; -.
DR   BioMuta; SLC4A3; -.
DR   DMDM; 308153414; -.
DR   jPOST; P48751; -.
DR   MassIVE; P48751; -.
DR   MaxQB; P48751; -.
DR   PaxDb; 9606-ENSP00000273063; -.
DR   PeptideAtlas; P48751; -.
DR   ProteomicsDB; 55943; -. [P48751-1]
DR   ProteomicsDB; 55944; -. [P48751-2]
DR   ProteomicsDB; 55945; -. [P48751-3]
DR   Antibodypedia; 52538; 38 antibodies from 15 providers.
DR   DNASU; 6508; -.
DR   Ensembl; ENST00000273063.10; ENSP00000273063.6; ENSG00000114923.17. [P48751-3]
DR   Ensembl; ENST00000317151.7; ENSP00000314006.3; ENSG00000114923.17. [P48751-1]
DR   Ensembl; ENST00000358055.8; ENSP00000350756.3; ENSG00000114923.17. [P48751-1]
DR   Ensembl; ENST00000373760.6; ENSP00000362865.2; ENSG00000114923.17. [P48751-1]
DR   GeneID; 6508; -.
DR   KEGG; hsa:6508; -.
DR   MANE-Select; ENST00000358055.8; ENSP00000350756.3; NM_005070.4; NP_005061.3.
DR   UCSC; uc002vmo.5; human. [P48751-1]
DR   AGR; HGNC:11029; -.
DR   CTD; 6508; -.
DR   DisGeNET; 6508; -.
DR   GeneCards; SLC4A3; -.
DR   HGNC; HGNC:11029; SLC4A3.
DR   HPA; ENSG00000114923; Tissue enhanced (heart muscle, ovary).
DR   MalaCards; SLC4A3; -.
DR   MIM; 106195; gene.
DR   MIM; 620231; phenotype.
DR   neXtProt; NX_P48751; -.
DR   OpenTargets; ENSG00000114923; -.
DR   Orphanet; 51083; Familial short QT syndrome.
DR   PharmGKB; PA35897; -.
DR   VEuPathDB; HostDB:ENSG00000114923; -.
DR   eggNOG; KOG1172; Eukaryota.
DR   GeneTree; ENSGT00940000159765; -.
DR   HOGENOM; CLU_002289_1_0_1; -.
DR   InParanoid; P48751; -.
DR   OMA; HKLWRPP; -.
DR   OrthoDB; 1013180at2759; -.
DR   PhylomeDB; P48751; -.
DR   TreeFam; TF313630; -.
DR   PathwayCommons; P48751; -.
DR   Reactome; R-HSA-425381; Bicarbonate transporters.
DR   SignaLink; P48751; -.
DR   SIGNOR; P48751; -.
DR   BioGRID-ORCS; 6508; 10 hits in 1146 CRISPR screens.
DR   ChiTaRS; SLC4A3; human.
DR   GeneWiki; SLC4A3; -.
DR   GenomeRNAi; 6508; -.
DR   Pharos; P48751; Tbio.
DR   PRO; PR:P48751; -.
DR   Proteomes; UP000005640; Chromosome 2.
DR   RNAct; P48751; Protein.
DR   Bgee; ENSG00000114923; Expressed in apex of heart and 134 other cell types or tissues.
DR   ExpressionAtlas; P48751; baseline and differential.
DR   Genevisible; P48751; HS.
DR   GO; GO:0009897; C:external side of plasma membrane; IMP:ARUK-UCL.
DR   GO; GO:0016020; C:membrane; TAS:ProtInc.
DR   GO; GO:0005886; C:plasma membrane; IDA:UniProtKB.
DR   GO; GO:0015106; F:bicarbonate transmembrane transporter activity; IMP:ARUK-UCL.
DR   GO; GO:0140900; F:chloride:bicarbonate antiporter activity; IDA:UniProtKB.
DR   GO; GO:0005452; F:solute:inorganic anion antiporter activity; TAS:Reactome.
DR   GO; GO:0022857; F:transmembrane transporter activity; IBA:GO_Central.
DR   GO; GO:0015701; P:bicarbonate transport; IMP:ARUK-UCL.
DR   GO; GO:0061337; P:cardiac conduction; IMP:ARUK-UCL.
DR   GO; GO:0086001; P:cardiac muscle cell action potential; ISS:ARUK-UCL.
DR   GO; GO:0045851; P:pH reduction; IMP:UniProtKB.
DR   GO; GO:0098901; P:regulation of cardiac muscle cell action potential; IMP:UniProtKB.
DR   GO; GO:0051453; P:regulation of intracellular pH; IBA:GO_Central.
DR   GO; GO:0055085; P:transmembrane transport; IBA:GO_Central.
DR   GO; GO:0150104; P:transport across blood-brain barrier; NAS:ARUK-UCL.
DR   Gene3D; 1.10.287.570; Helical hairpin bin; 1.
DR   InterPro; IPR001717; Anion_exchange.
DR   InterPro; IPR002979; Anion_exchange_3.
DR   InterPro; IPR018241; Anion_exchange_CS.
DR   InterPro; IPR013769; Band3_cytoplasmic_dom.
DR   InterPro; IPR011531; HCO3_transpt-like_TM_dom.
DR   InterPro; IPR003020; HCO3_transpt_euk.
DR   InterPro; IPR016152; PTrfase/Anion_transptr.
DR   NCBIfam; TIGR00834; ae; 1.
DR   PANTHER; PTHR11453; ANION EXCHANGE PROTEIN; 1.
DR   PANTHER; PTHR11453:SF15; ANION EXCHANGE PROTEIN 3; 1.
DR   Pfam; PF07565; Band_3_cyto; 1.
DR   Pfam; PF00955; HCO3_cotransp; 1.
DR   PRINTS; PR00165; ANIONEXCHNGR.
DR   PRINTS; PR01189; ANIONEXHNGR3.
DR   PRINTS; PR01231; HCO3TRNSPORT.
DR   SUPFAM; SSF55804; Phoshotransferase/anion transport protein; 1.
DR   PROSITE; PS00219; ANION_EXCHANGER_1; 1.
DR   PROSITE; PS00220; ANION_EXCHANGER_2; 1.
PE   1: Evidence at protein level;
KW   Alternative splicing; Anion exchange; Antiport; Cell membrane;
KW   Disease variant; Ion transport; Lipoprotein; Membrane; Methylation;
KW   Palmitate; Phosphoprotein; Reference proteome; Short QT syndrome;
KW   Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..1232
FT                   /note="Anion exchange protein 3"
FT                   /id="PRO_0000079219"
FT   TOPO_DOM        1..708
FT                   /note="Cytoplasmic"
FT   TRANSMEM        709..731
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        737..774
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        794..816
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        826..847
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        893..910
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        911..925
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        926..946
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        980..1002
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1028..1049
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1083..1128
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1155..1191
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   REGION          1..316
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          429..498
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          709..1232
FT                   /note="Membrane (anion exchange)"
FT   COMPBIAS        9..23
FT                   /note="Pro residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        62..77
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        98..113
FT                   /note="Basic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        131..150
FT                   /note="Acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        195..210
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        266..283
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        436..454
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        480..498
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   MOD_RES         167
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P16283"
FT   MOD_RES         170
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P16283"
FT   MOD_RES         175
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P23348"
FT   MOD_RES         198
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:P16283"
FT   MOD_RES         295
FT                   /note="Omega-N-methylarginine"
FT                   /evidence="ECO:0000250|UniProtKB:P16283"
FT   LIPID           1165
FT                   /note="S-palmitoyl cysteine"
FT                   /evidence="ECO:0000250"
FT   VAR_SEQ         1..296
FT                   /note="Missing (in isoform CAE3)"
FT                   /evidence="ECO:0000303|Ref.2"
FT                   /id="VSP_000462"
FT   VAR_SEQ         203
FT                   /note="S -> SRPCSELRDGDGTTDLALSSPRLLCCLP (in isoform 3)"
FT                   /evidence="ECO:0000303|Ref.3"
FT                   /id="VSP_038184"
FT   VAR_SEQ         297..299
FT                   /note="SPS -> MPA (in isoform CAE3)"
FT                   /evidence="ECO:0000303|Ref.2"
FT                   /id="VSP_000463"
FT   VARIANT         157
FT                   /note="H -> P (in dbSNP:rs597306)"
FT                   /evidence="ECO:0000269|PubMed:14702039,
FT                   ECO:0000269|PubMed:15489334, ECO:0000269|PubMed:7923606,
FT                   ECO:0000269|Ref.3, ECO:0000269|Ref.6"
FT                   /id="VAR_059081"
FT   VARIANT         226
FT                   /note="S -> L (in dbSNP:rs36068948)"
FT                   /id="VAR_055536"
FT   VARIANT         343
FT                   /note="R -> H (in SQT7; loss-of-function variant unable to
FT                   rescue systolic contraction abnormalities in zebrafish
FT                   morphants; decreased chloride-bicarbonate exchange in
FT                   transfected cells; decreased localization to cell
FT                   membrane)"
FT                   /evidence="ECO:0000269|PubMed:29167417"
FT                   /id="VAR_088079"
FT   VARIANT         573
FT                   /note="R -> C (in SQT7; uncertain significance; unable to
FT                   rescue heart rate abnormalities in zebrafish morphants)"
FT                   /evidence="ECO:0000269|PubMed:36806574"
FT                   /id="VAR_088080"
FT   VARIANT         594
FT                   /note="R -> W (in SQT7; uncertain significance; unable to
FT                   rescue heart rate abnormalities in zebrafish morphants)"
FT                   /evidence="ECO:0000269|PubMed:36806574"
FT                   /id="VAR_088081"
FT   VARIANT         825
FT                   /note="E -> D (in SQT7; uncertain significance; unable to
FT                   rescue heart rate abnormalities in zebrafish morphants)"
FT                   /evidence="ECO:0000269|PubMed:36806574"
FT                   /id="VAR_088082"
FT   VARIANT         867
FT                   /note="D -> A (in dbSNP:rs635311)"
FT                   /evidence="ECO:0000269|PubMed:14702039,
FT                   ECO:0000269|PubMed:15489334, ECO:0000269|PubMed:7923606,
FT                   ECO:0000269|Ref.6"
FT                   /id="VAR_059082"
FT   VARIANT         925
FT                   /note="R -> H (in SQT7; uncertain significance; unable to
FT                   rescue heart rate abnormalities in zebrafish morphants)"
FT                   /evidence="ECO:0000269|PubMed:36806574"
FT                   /id="VAR_088083"
FT   CONFLICT        118
FT                   /note="P -> S (in Ref. 7; AAI46657)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        243
FT                   /note="N -> S (in Ref. 7; AAI71760)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        250
FT                   /note="Q -> H (in Ref. 7; AAI46657)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        304
FT                   /note="I -> V (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        343
FT                   /note="R -> P (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        466
FT                   /note="P -> S (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        590
FT                   /note="Q -> K (in Ref. 3; AAN34939)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        608
FT                   /note="S -> G (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        702
FT                   /note="D -> A (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        812..813
FT                   /note="GS -> FI (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        822
FT                   /note="F -> L (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        850
FT                   /note="H -> R (in Ref. 3; AAN34939)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        860..863
FT                   /note="Missing (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        875
FT                   /note="S -> C (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        885..887
FT                   /note="SPR -> GPE (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        899
FT                   /note="L -> P (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        953
FT                   /note="K -> N (in Ref. 4; BAF82663)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        983
FT                   /note="P -> L (in Ref. 7; AAI71760)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        1052
FT                   /note="R -> H (in Ref. 4; BAF82663)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        1054
FT                   /note="V -> I (in Ref. 3; AAN34939)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        1096
FT                   /note="I -> M (in Ref. 2; AAB05850)"
FT                   /evidence="ECO:0000305"
SQ   SEQUENCE   1232 AA;  135791 MW;  BA0B360E9D30030A CRC64;
     MANGVIPPPG GASPLPQVRV PLEEPPLSPD VEEEDDDLGK TLAVSRFGDL ISKPPAWDPE
     KPSRSYSERD FEFHRHTSHH THHPLSARLP PPHKLRRLPP TSARHTRRKR KKEKTSAPPS
     EGTPPIQEEG GAGVDEEEEE EEEEEGESEA EPVEPPHSGT PQKAKFSIGS DEDDSPGLPG
     RAAVTKPLPS VGPHTDKSPQ HSSSSPSPRA RASRLAGEKS RPWSPSASYD LRERLCPGSA
     LGNPGGPEQQ VPTDEAEAQM LGSADLDDMK SHRLEDNPGV RRHLVKKPSR TQGGRGSPSG
     LAPILRRKKK KKKLDRRPHE VFVELNELML DRSQEPHWRE TARWIKFEED VEEETERWGK
     PHVASLSFRS LLELRRTIAH GAALLDLEQT TLPGIAHLVV ETMIVSDQIR PEDRASVLRT
     LLLKHSHPND DKDSGFFPRN PSSSSMNSVL GNHHPTPSHG PDGAVPTMAD DLGEPAPLWP
     HDPDAKEKPL HMPGGDGHRG KSLKLLEKIP EDAEATVVLV GCVPFLEQPA AAFVRLNEAV
     LLESVLEVPV PVRFLFVMLG PSHTSTDYHE LGRSIATLMS DKLFHEAAYQ ADDRQDLLSA
     ISEFLDGSIV IPPSEVEGRD LLRSVAAFQR ELLRKRRERE QTKVEMTTRG GYTAPGKELS
     LELGGSEATP EDDPLLRTGS VFGGLVRDVR RRYPHYPSDL RDALHSQCVA AVLFIYFAAL
     SPAITFGGLL GEKTEGLMGV SELIVSTAVL GVLFSLLGAQ PLLVVGFSGP LLVFEEAFFK
     FCRAQDLEYL TGRVWVGLWL VVFVLALVAA EGSFLVRYIS PFTQEIFAFL ISLIFIYETF
     YKLYKVFTEH PLLPFYPPEG ALEGSLDAGL EPNGSALPPT EGPPSPRNQP NTALLSLILM
     LGTFFIAFFL RKFRNSRFLG GKARRIIGDF GIPISILVMV LVDYSITDTY TQKLTVPTGL
     SVTSPDKRSW FIPPLGSARP FPPWMMVAAA VPALLVLILI FMETQITALI VSQKARRLLK
     GSGFHLDLLL IGSLGGLCGL FGLPWLTAAT VRSVTHVNAL TVMRTAIAPG DKPQIQEVRE
     QRVTGVLIAS LVGLSIVMGA VLRRIPLAVL FGIFLYMGVT SLSGIQLSQR LLLILMPAKH
     HPEQPYVTKV KTWRMHLFTC IQLGCIALLW VVKSTAASLA FPFLLLLTVP LRHCLLPRLF
     QDRELQALDS EDAEPNFDED GQDEYNELHM PV
//
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