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Database: UniProt
Entry: Q8CD54
LinkDB: Q8CD54
Original site: Q8CD54 
ID   PIEZ2_MOUSE             Reviewed;        2822 AA.
AC   Q8CD54; E2JF23; Q8BSM4; Q9D341;
DT   22-NOV-2005, integrated into UniProtKB/Swiss-Prot.
DT   11-JAN-2011, sequence version 2.
DT   27-NOV-2024, entry version 138.
DE   RecName: Full=Piezo-type mechanosensitive ion channel component 2;
DE   AltName: Full=Protein FAM38B {ECO:0000303|PubMed:20813920};
GN   Name=Piezo2 {ECO:0000312|MGI:MGI:1918781};
GN   Synonyms=Fam38b {ECO:0000303|PubMed:20813920};
OS   Mus musculus (Mouse).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae;
OC   Murinae; Mus; Mus.
OX   NCBI_TaxID=10090;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA], FUNCTION, AND TISSUE SPECIFICITY.
RC   STRAIN=C57BL/6J;
RX   PubMed=20813920; DOI=10.1126/science.1193270;
RA   Coste B., Mathur J., Schmidt M., Earley T.J., Ranade S., Petrus M.J.,
RA   Dubin A.E., Patapoutian A.;
RT   "Piezo1 and Piezo2 are essential components of distinct mechanically
RT   activated cation channels.";
RL   Science 330:55-60(2010).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 109-2822 (ISOFORM 3), NUCLEOTIDE
RP   SEQUENCE [LARGE SCALE MRNA] OF 2049-2822 (ISOFORM 2), AND NUCLEOTIDE
RP   SEQUENCE [LARGE SCALE MRNA] OF 2142-2822 (ISOFORM 1).
RC   STRAIN=C57BL/6J; TISSUE=Colon, Forelimb, and Testis;
RX   PubMed=16141072; DOI=10.1126/science.1112014;
RA   Carninci P., Kasukawa T., Katayama S., Gough J., Frith M.C., Maeda N.,
RA   Oyama R., Ravasi T., Lenhard B., Wells C., Kodzius R., Shimokawa K.,
RA   Bajic V.B., Brenner S.E., Batalov S., Forrest A.R., Zavolan M., Davis M.J.,
RA   Wilming L.G., Aidinis V., Allen J.E., Ambesi-Impiombato A., Apweiler R.,
RA   Aturaliya R.N., Bailey T.L., Bansal M., Baxter L., Beisel K.W., Bersano T.,
RA   Bono H., Chalk A.M., Chiu K.P., Choudhary V., Christoffels A.,
RA   Clutterbuck D.R., Crowe M.L., Dalla E., Dalrymple B.P., de Bono B.,
RA   Della Gatta G., di Bernardo D., Down T., Engstrom P., Fagiolini M.,
RA   Faulkner G., Fletcher C.F., Fukushima T., Furuno M., Futaki S.,
RA   Gariboldi M., Georgii-Hemming P., Gingeras T.R., Gojobori T., Green R.E.,
RA   Gustincich S., Harbers M., Hayashi Y., Hensch T.K., Hirokawa N., Hill D.,
RA   Huminiecki L., Iacono M., Ikeo K., Iwama A., Ishikawa T., Jakt M.,
RA   Kanapin A., Katoh M., Kawasawa Y., Kelso J., Kitamura H., Kitano H.,
RA   Kollias G., Krishnan S.P., Kruger A., Kummerfeld S.K., Kurochkin I.V.,
RA   Lareau L.F., Lazarevic D., Lipovich L., Liu J., Liuni S., McWilliam S.,
RA   Madan Babu M., Madera M., Marchionni L., Matsuda H., Matsuzawa S., Miki H.,
RA   Mignone F., Miyake S., Morris K., Mottagui-Tabar S., Mulder N., Nakano N.,
RA   Nakauchi H., Ng P., Nilsson R., Nishiguchi S., Nishikawa S., Nori F.,
RA   Ohara O., Okazaki Y., Orlando V., Pang K.C., Pavan W.J., Pavesi G.,
RA   Pesole G., Petrovsky N., Piazza S., Reed J., Reid J.F., Ring B.Z.,
RA   Ringwald M., Rost B., Ruan Y., Salzberg S.L., Sandelin A., Schneider C.,
RA   Schoenbach C., Sekiguchi K., Semple C.A., Seno S., Sessa L., Sheng Y.,
RA   Shibata Y., Shimada H., Shimada K., Silva D., Sinclair B., Sperling S.,
RA   Stupka E., Sugiura K., Sultana R., Takenaka Y., Taki K., Tammoja K.,
RA   Tan S.L., Tang S., Taylor M.S., Tegner J., Teichmann S.A., Ueda H.R.,
RA   van Nimwegen E., Verardo R., Wei C.L., Yagi K., Yamanishi H.,
RA   Zabarovsky E., Zhu S., Zimmer A., Hide W., Bult C., Grimmond S.M.,
RA   Teasdale R.D., Liu E.T., Brusic V., Quackenbush J., Wahlestedt C.,
RA   Mattick J.S., Hume D.A., Kai C., Sasaki D., Tomaru Y., Fukuda S.,
RA   Kanamori-Katayama M., Suzuki M., Aoki J., Arakawa T., Iida J., Imamura K.,
RA   Itoh M., Kato T., Kawaji H., Kawagashira N., Kawashima T., Kojima M.,
RA   Kondo S., Konno H., Nakano K., Ninomiya N., Nishio T., Okada M., Plessy C.,
RA   Shibata K., Shiraki T., Suzuki S., Tagami M., Waki K., Watahiki A.,
RA   Okamura-Oho Y., Suzuki H., Kawai J., Hayashizaki Y.;
RT   "The transcriptional landscape of the mammalian genome.";
RL   Science 309:1559-1563(2005).
RN   [3]
RP   PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-856, AND IDENTIFICATION BY
RP   MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
RC   TISSUE=Kidney;
RX   PubMed=21183079; DOI=10.1016/j.cell.2010.12.001;
RA   Huttlin E.L., Jedrychowski M.P., Elias J.E., Goswami T., Rad R.,
RA   Beausoleil S.A., Villen J., Haas W., Sowa M.E., Gygi S.P.;
RT   "A tissue-specific atlas of mouse protein phosphorylation and expression.";
RL   Cell 143:1174-1189(2010).
RN   [4]
RP   FUNCTION, AND HOMOOLIGOMERIZATION.
RX   PubMed=22343900; DOI=10.1038/nature10812;
RA   Coste B., Xiao B., Santos J.S., Syeda R., Grandl J., Spencer K.S.,
RA   Kim S.E., Schmidt M., Mathur J., Dubin A.E., Montal M., Patapoutian A.;
RT   "Piezo proteins are pore-forming subunits of mechanically activated
RT   channels.";
RL   Nature 483:176-181(2012).
RN   [5]
RP   INTERACTION WITH STOML3, AND TISSUE SPECIFICITY.
RX   PubMed=24662763; DOI=10.1038/ncomms4520;
RA   Poole K., Herget R., Lapatsina L., Ngo H.D., Lewin G.R.;
RT   "Tuning Piezo ion channels to detect molecular-scale movements relevant for
RT   fine touch.";
RL   Nat. Commun. 5:3520-3520(2014).
RN   [6]
RP   TISSUE SPECIFICITY, AND FUNCTION.
RX   PubMed=24717433; DOI=10.1038/nature13251;
RA   Woo S.H., Ranade S., Weyer A.D., Dubin A.E., Baba Y., Qiu Z., Petrus M.,
RA   Miyamoto T., Reddy K., Lumpkin E.A., Stucky C.L., Patapoutian A.;
RT   "Piezo2 is required for Merkel-cell mechanotransduction.";
RL   Nature 509:622-626(2014).
RN   [7]
RP   FUNCTION, TISSUE SPECIFICITY, DISRUPTION PHENOTYPE, AND SUBCELLULAR
RP   LOCATION.
RX   PubMed=25471886; DOI=10.1038/nature13980;
RA   Ranade S.S., Woo S.H., Dubin A.E., Moshourab R.A., Wetzel C., Petrus M.,
RA   Mathur J., Begay V., Coste B., Mainquist J., Wilson A.J., Francisco A.G.,
RA   Reddy K., Qiu Z., Wood J.N., Lewin G.R., Patapoutian A.;
RT   "Piezo2 is the major transducer of mechanical forces for touch sensation in
RT   mice.";
RL   Nature 516:121-125(2014).
RN   [8]
RP   FUNCTION, INTERACTION WITH TMC7, AND TISSUE SPECIFICITY.
RX   PubMed=38568807; DOI=10.1016/j.celrep.2024.114014;
RA   Zhang X., Shao J., Wang C., Liu C., Hao H., Li X., An Y., He J., Zhao W.,
RA   Zhao Y., Kong Y., Jia Z., Wan S., Yuan Y., Zhang H., Zhang H., Du X.;
RT   "TMC7 functions as a suppressor of Piezo2 in primary sensory neurons
RT   blunting peripheral mechanotransduction.";
RL   Cell Rep. 43:114014-114014(2024).
RN   [9]
RP   FUNCTION, SUBUNIT, INTERACTION WITH TMC1, SUBCELLULAR LOCATION, TISSUE
RP   SPECIFICITY, DISRUPTION PHENOTYPE, AND MUTAGENESIS OF 2767-MET--GLU-2770.
RX   PubMed=38228630; DOI=10.1038/s41467-023-44230-x;
RA   Lee J.H., Perez-Flores M.C., Park S., Kim H.J., Chen Y., Kang M.,
RA   Kersigo J., Choi J., Thai P.N., Woltz R.L., Perez-Flores D.C., Perkins G.,
RA   Sihn C.R., Trinh P., Zhang X.D., Sirish P., Dong Y., Feng W.W.,
RA   Pessah I.N., Dixon R.E., Sokolowski B., Fritzsch B., Chiamvimonvat N.,
RA   Yamoah E.N.;
RT   "The Piezo channel is a mechano-sensitive complex component in the
RT   mammalian inner ear hair cell.";
RL   Nat. Commun. 15:526-526(2024).
RN   [10] {ECO:0007744|PDB:6KG7}
RP   STRUCTURE BY ELECTRON MICROSCOPY (3.80 ANGSTROMS), DISULFIDE BONDS,
RP   SUBUNIT, FUNCTION, TRANSPORTER ACTIVITY, TOPOLOGY, AND MUTAGENESIS OF
RP   GLU-2757.
RX   PubMed=31435011; DOI=10.1038/s41586-019-1505-8;
RA   Wang L., Zhou H., Zhang M., Liu W., Deng T., Zhao Q., Li Y., Lei J., Li X.,
RA   Xiao B.;
RT   "Structure and mechanogating of the mammalian tactile channel PIEZO2.";
RL   Nature 573:225-229(2019).
CC   -!- FUNCTION: Pore-forming subunit of the mechanosensitive non-specific
CC       cation Piezo channel required for rapidly adapting mechanically
CC       activated (MA) currents and has a key role in sensing touch and tactile
CC       pain (PubMed:20813920, PubMed:24717433, PubMed:31435011). Piezo
CC       channels are homotrimeric three-blade propeller-shaped structure that
CC       utilize a cap-motion and plug-and-latch mechanism to gate their ion-
CC       conducting pathways (PubMed:31435011). In inner ear hair cells,
CC       PIEZO1/2 subunits may constitute part of the mechanotransducer (MET)
CC       non-selective cation channel complex where they may act as pore-forming
CC       ion-conducting component in the complex (PubMed:38228630). Required for
CC       Merkel-cell mechanotransduction (PubMed:24717433). Plays a major role
CC       in light-touch mechanosensation (PubMed:25471886).
CC       {ECO:0000269|PubMed:20813920, ECO:0000269|PubMed:24717433,
CC       ECO:0000269|PubMed:25471886, ECO:0000269|PubMed:31435011,
CC       ECO:0000269|PubMed:38228630}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=Ca(2+)(in) = Ca(2+)(out); Xref=Rhea:RHEA:29671,
CC         ChEBI:CHEBI:29108; Evidence={ECO:0000269|PubMed:31435011};
CC   -!- SUBUNIT: Forms the Piezo channel composed of a homotrimer
CC       (PubMed:31435011). Heterotrimeric interaction may occur between PIEZO1
CC       and PIEZO2 (PubMed:38228630). Interacts with STOML3. Interacts with
CC       TMC7; the interaction inhibits PIEZO2-conducted mechanically activated
CC       currents (PubMed:38568807). Interacts with TMC1; the interaction may be
CC       part of the MET complex (PubMed:38228630).
CC       {ECO:0000269|PubMed:22343900, ECO:0000269|PubMed:24662763,
CC       ECO:0000269|PubMed:31435011, ECO:0000269|PubMed:38228630,
CC       ECO:0000269|PubMed:38568807}.
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000269|PubMed:38228630,
CC       ECO:0000305|PubMed:25471886}; Multi-pass membrane protein
CC       {ECO:0000269|PubMed:31435011, ECO:0007744|PDB:6KG7}. Note=Located at
CC       the tips and sides of stereocilia and cuticular plate membranes.
CC       {ECO:0000269|PubMed:38228630}.
CC   -!- ALTERNATIVE PRODUCTS:
CC       Event=Alternative splicing; Named isoforms=3;
CC       Name=1;
CC         IsoId=Q8CD54-1; Sequence=Displayed;
CC       Name=2;
CC         IsoId=Q8CD54-2; Sequence=VSP_040473, VSP_040474;
CC       Name=3;
CC         IsoId=Q8CD54-3; Sequence=VSP_040631, VSP_040632;
CC   -!- TISSUE SPECIFICITY: Expressed in bladder, colon, and lung, but less
CC       abundant in kidney or skin (PubMed:20813920). Strong expression is
CC       observed in dorsal root ganglia (DRG) sensory neurons (PubMed:20813920,
CC       PubMed:38568807). Expressed in a wide range of cutaneous low-threshold
CC       mechanoreceptors (LTMRs), including Merkel cells and Meissner's
CC       corpuscles (PubMed:24717433, PubMed:25471886). Expressed in sensory
CC       neurons (PubMed:24662763). Expressed in cochlear inner and outer hair
CC       cells and vestibular organ hair cells (PubMed:38228630).
CC       {ECO:0000269|PubMed:20813920, ECO:0000269|PubMed:24662763,
CC       ECO:0000269|PubMed:24717433, ECO:0000269|PubMed:25471886,
CC       ECO:0000269|PubMed:38228630, ECO:0000269|PubMed:38568807}.
CC   -!- DISRUPTION PHENOTYPE: Perinatal lethality. Conditional knockout in
CC       sensory neurons and Merkel cells causes severe defects in light-touch
CC       sensation, although detection of pain (nociception) is unaffected.
CC       Conditional knockout in inner ear hair cells show no auditory and
CC       vestibular defects (PubMed:38228630). {ECO:0000269|PubMed:25471886,
CC       ECO:0000269|PubMed:38228630}.
CC   -!- MISCELLANEOUS: Piezo comes from the Greek 'piesi' meaning pressure.
CC       {ECO:0000305|PubMed:20813920}.
CC   -!- MISCELLANEOUS: [Isoform 2]: Due to intron retention. {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the PIEZO (TC 1.A.75) family. {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=BAB31242.1; Type=Erroneous initiation; Note=Truncated N-terminus.; Evidence={ECO:0000305};
CC       Sequence=BAC27312.1; Type=Erroneous initiation; Note=Truncated N-terminus.; Evidence={ECO:0000305};
CC       Sequence=BAC27396.1; Type=Erroneous initiation; Note=Truncated N-terminus.; Evidence={ECO:0000305};
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DR   EMBL; HQ215521; ADN28065.1; -; mRNA.
DR   EMBL; AK018503; BAB31242.1; ALT_INIT; mRNA.
DR   EMBL; AK031235; BAC27312.1; ALT_INIT; mRNA.
DR   EMBL; AK031422; BAC27396.1; ALT_INIT; mRNA.
DR   RefSeq; NP_001034574.4; NM_001039485.4.
DR   PDB; 6KG7; EM; 3.80 A; A/B/C=1-2822.
DR   PDBsum; 6KG7; -.
DR   EMDB; EMD-9975; -.
DR   SMR; Q8CD54; -.
DR   IntAct; Q8CD54; 1.
DR   STRING; 10090.ENSMUSP00000040019; -.
DR   GlyCosmos; Q8CD54; 4 sites, No reported glycans.
DR   GlyGen; Q8CD54; 4 sites.
DR   iPTMnet; Q8CD54; -.
DR   PhosphoSitePlus; Q8CD54; -.
DR   PaxDb; 10090-ENSMUSP00000040019; -.
DR   ProteomicsDB; 289495; -. [Q8CD54-1]
DR   ProteomicsDB; 289496; -. [Q8CD54-2]
DR   ProteomicsDB; 289497; -. [Q8CD54-3]
DR   Antibodypedia; 2900; 212 antibodies from 20 providers.
DR   Ensembl; ENSMUST00000182166.9; ENSMUSP00000138754.3; ENSMUSG00000041482.18. [Q8CD54-3]
DR   GeneID; 667742; -.
DR   KEGG; mmu:667742; -.
DR   UCSC; uc008fdw.1; mouse. [Q8CD54-3]
DR   AGR; MGI:1918781; -.
DR   CTD; 63895; -.
DR   MGI; MGI:1918781; Piezo2.
DR   VEuPathDB; HostDB:ENSMUSG00000041482; -.
DR   eggNOG; KOG1893; Eukaryota.
DR   GeneTree; ENSGT00940000154456; -.
DR   HOGENOM; CLU_021835_2_0_1; -.
DR   InParanoid; Q8CD54; -.
DR   OrthoDB; 5491808at2759; -.
DR   PhylomeDB; Q8CD54; -.
DR   BioGRID-ORCS; 667742; 0 hits in 72 CRISPR screens.
DR   ChiTaRS; Piezo2; mouse.
DR   PRO; PR:Q8CD54; -.
DR   Proteomes; UP000000589; Chromosome 18.
DR   RNAct; Q8CD54; protein.
DR   Bgee; ENSMUSG00000041482; Expressed in lumbar dorsal root ganglion and 130 other cell types or tissues.
DR   ExpressionAtlas; Q8CD54; baseline and differential.
DR   GO; GO:0032437; C:cuticular plate; IDA:UniProtKB.
DR   GO; GO:0032809; C:neuronal cell body membrane; IDA:UniProtKB.
DR   GO; GO:0005886; C:plasma membrane; IC:MGI.
DR   GO; GO:0032420; C:stereocilium; IDA:UniProtKB.
DR   GO; GO:0140135; F:mechanosensitive monoatomic cation channel activity; IDA:MGI.
DR   GO; GO:0008381; F:mechanosensitive monoatomic ion channel activity; IDA:UniProtKB.
DR   GO; GO:0005261; F:monoatomic cation channel activity; IDA:MGI.
DR   GO; GO:0050974; P:detection of mechanical stimulus involved in sensory perception; IMP:UniProtKB.
DR   GO; GO:0006812; P:monoatomic cation transport; IDA:MGI.
DR   GO; GO:0042391; P:regulation of membrane potential; IDA:MGI.
DR   GO; GO:0009612; P:response to mechanical stimulus; IDA:UniProtKB.
DR   InterPro; IPR027272; Piezo.
DR   InterPro; IPR031805; Piezo_dom.
DR   InterPro; IPR031334; Piezo_RRas-bd_dom.
DR   PANTHER; PTHR47049:SF5; PIEZO-TYPE MECHANOSENSITIVE ION CHANNEL COMPONENT; 1.
DR   PANTHER; PTHR47049; PIEZO-TYPE MECHANOSENSITIVE ION CHANNEL HOMOLOG; 1.
DR   Pfam; PF15917; PIEZO; 1.
DR   Pfam; PF12166; Piezo_RRas_bdg; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Alternative splicing; Cell membrane; Coiled coil;
KW   Disulfide bond; Glycoprotein; Ion channel; Ion transport; Membrane;
KW   Phosphoprotein; Reference proteome; Sensory transduction; Transmembrane;
KW   Transmembrane helix; Transport.
FT   CHAIN           1..2822
FT                   /note="Piezo-type mechanosensitive ion channel component 2"
FT                   /id="PRO_0000186819"
FT   TOPO_DOM        1..4
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000269|PubMed:31435011"
FT   TRANSMEM        5..25
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        27..47
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        62..82
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        119..139
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        214..234
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        237..257
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        266..286
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        336..356
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        505..525
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        541..561
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        581..598
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        682..702
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        708..728
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        736..756
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        786..806
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        949..969
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        975..995
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1002..1022
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1070..1090
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1151..1171
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1187..1207
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1234..1254
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1308..1328
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1332..1352
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1371..1391
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        1422..1442
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        1443..1978
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000269|PubMed:31435011"
FT   TRANSMEM        1979..2001
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2008..2028
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2037..2057
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2261..2281
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2302..2322
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2330..2350
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2360..2380
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2397..2414
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2428..2448
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        2476..2496
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        2497..2731
FT                   /note="Extracellular"
FT                   /evidence="ECO:0000269|PubMed:31435011"
FT   TRANSMEM        2732..2752
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        2753..2822
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000269|PubMed:31435011"
FT   REGION          450..481
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          624..668
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          875..919
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          1505..1551
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          1611..1653
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          2120..2139
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          2164..2205
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COILED          455..482
FT                   /evidence="ECO:0000255"
FT   COILED          1475..1515
FT                   /evidence="ECO:0000255"
FT   COMPBIAS        454..481
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        626..652
FT                   /note="Acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        875..899
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        900..918
FT                   /note="Acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        1527..1551
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        1618..1653
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        2166..2205
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   MOD_RES         856
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0007744|PubMed:21183079"
FT   CARBOHYD        95
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   CARBOHYD        1030
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   CARBOHYD        1102
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   CARBOHYD        2692
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   DISULFID        1031..1209
FT                   /evidence="ECO:0000269|PubMed:31435011,
FT                   ECO:0007744|PDB:6KG7"
FT   VAR_SEQ         629..644
FT                   /note="DEELQDVQVEGEPTEK -> MLFPMKDNTKCQRNFL (in isoform 3)"
FT                   /evidence="ECO:0000303|PubMed:16141072"
FT                   /id="VSP_040631"
FT   VAR_SEQ         645..2822
FT                   /note="Missing (in isoform 3)"
FT                   /evidence="ECO:0000303|PubMed:16141072"
FT                   /id="VSP_040632"
FT   VAR_SEQ         2457..2504
FT                   /note="RYPQPRGQKKKKAVKYGMGGMIIVLLICIVWFPLLFMSLIKSVAGVIN ->
FT                   VKSRWKCLCHACRPRAQVCYKINMDTAWLVARWMEAGDTTCREPEIQH (in
FT                   isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:16141072"
FT                   /id="VSP_040473"
FT   VAR_SEQ         2505..2822
FT                   /note="Missing (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:16141072"
FT                   /id="VSP_040474"
FT   MUTAGEN         2757
FT                   /note="E->A: Reduces to around 50% the permeability of
FT                   Ca(2+)."
FT                   /evidence="ECO:0000269|PubMed:31435011"
FT   MUTAGEN         2767..2770
FT                   /note="MFEE->AAAA: Hearing and vestibular impairment in
FT                   conditional knockin mice in inner ear hair cells."
FT                   /evidence="ECO:0000269|PubMed:38228630"
FT   CONFLICT        2810
FT                   /note="P -> Q (in Ref. 2; BAC27396)"
FT                   /evidence="ECO:0000305"
SQ   SEQUENCE   2822 AA;  325628 MW;  D786FBB41F48BA79 CRC64;
     MASEVVCGLI FRLLLPICLA VACAFRYNGL SFVYLIYLLL IPLFSEPTKA TMQGHTGRLL
     QSLCITSLSF LLLHIIFHIT LASLEAQHRI TPAYNCSTWE KTFRQIGFES LKGADAGNGI
     RVFVPDIGMF IASLTIWLVC RTIVKKPDTE EIAQLNSECE NEELAGGEKM DSEEALIYEE
     DLDGEEGMEG ELEESTKLKI LRRFASVASK LKEFIGNMIT TAGKVVVTIL LGSSGMMLPS
     LTSAVYFFVF LGLCTWWSWC RTFDPLLFGC LCVLLAIFTA GHLIGLYLYQ FQFFQEAVPP
     NDYYARLFGI KSVIQTDCAS TWKIIVNPDL SWYHHANPIL LLVMYYTLAT LIRIWLQEPL
     VQEEMAKEDE GALDCSSNQN TAERRRSLWY ATQYPTDERK LLSMTQDDYK PSDGLLVTVN
     GNPVDYHTIH PSLPIENGPA KTDLYTTPQY RWEPSEESSE KKEEEEDKRE DSEGEGSQEE
     KRSVRMHAMV AVFQFIMKQS YICALIAMMA WSITYHSWLT FVLLIWSCTL WMIRNRRKYA
     MISSPFMVVY ANLLLVLQYI WSFELPEIKK VPGFLEKKEP GELASKILFT ITFWLLLRQH
     LTEQKALREK EALLSEVKIG SQELEEKEDE ELQDVQVEGE PTEKEEEEEE EIKEERHEVK
     KEEEEEVEED DDQDIMKVLG NLVVALFIKY WIYVCGGMFF FVSFEGKIVM YKIIYMVLFL
     FCVALYQVHY EWWRKILKYF WMSVVIYTML VLIFIYTYQF ENFPGLWQNM TGLKKEKLED
     LGLKQFTVAE LFTRIFIPTS FLLVCILHLH YFHDRFLELT DLKSIPSKED NTIYSHAKVN
     GRVYLIINRL AHPEGSLPDL AIMNMTASLD KPEVQKLAES GEERPEECVK KTEKGEAGKD
     SDESEEEEDE EEESEEEESS DLRNKWHLVI DRLTVLFLKF LEYFHKLQVF MWWILELHII
     KIVSSYIIWV TVKEVSLFNY VFLISWAFAL PYAKLRRAAS SVCTVWTCVI IVCKMLYQLQ
     TIKPENFSVN CSLPNENQTN IPLHELNKSL LYSAPVDPTE WVGLRKSSPL LVYLRNNLLM
     LAILAFEVTV YRHQEYYRGR NNLTAPVSKT IFHDITRLHL DDGLINCAKY FVNYFFYKFG
     LETCFLMSVN VIGQRMDFYA MIHACWLIGV LYRRRRKAIA EVWPKYCCFL ACIITFQYFV
     CIGIPPAPCR DYPWRFKGAY FNDNIIKWLY FPDFIVRPNP VFLVYDFMLL LCASLQRQIF
     EDENKAAVRI MAGDNVEICM NLDAASFSQH NPVPDFIHCR SYLDMSKVII FSYLFWFVLT
     IIFITGTTRI SIFCMGYLVA CFYFLLFGGD LLLKPIKSIL RYWDWLIAYN VFVITMKNIL
     SIGACGYIGA LVRNSCWLIQ AFSLACTVKG YQMPEDDSRC KLPSGEAGII WDSICFAFLL
     LQRRVFMSYY FLHVVADIKA SQILASRGAE LFQATIVKAV KARIEEEKKS MDQLKRQMDR
     IKARQQKYKK GKERMLSLTQ ESGEGQDIQK VSEEDDEREA DKQKAKGKKK QWWRPWVDHA
     SMVRSGDYYL FETDSEEEEE EELKKEDEEP PRKSAFQFVY QAWITDPKTA LRQRRKEKKK
     LAREEQKERR KGSGDGPVEW EDREDEPVKK KSDGPDNIIK RIFNILKFTW VLFLATVDSF
     TTWLNSISRE HIDISTVLRI ERCMLTREIK KGNVPTRESI HMYYQNHIMN LSRESGLDTI
     DEHSGAGSRA QAAHRMDSLD SRDSISSCYT EATLLISRQS TLDDLDGQDP VPKTSERARP
     RLRKMFSLDM SSSSADSGSV ASSEPTQCTM LYSRQGTTET IEEVEAEAEE EVVEGLEPEL
     HDAEEKEYAA EYEAGVEEIS LTPDEELPQF STDDCEAPPS YSKAVSFEHL SFASQDDSGA
     KNHMVVSPDD SRTDKLESSI LPPLTHELTA SDLLMSKMFH DDELEESEKF YVDQPRFLLL
     FYAMYNTLVA RSEMVCYFVI ILNHMTSASI ITLLLPILIF LWAMLSVPRP SRRFWMMAIV
     YTEVAIVVKY FFQFGFFPWN KDLEIYKERP YFPPNIIGVE KKEGYVLYDL IQLLALFFHR
     SILKCHGLWD EDDIVDSNTD KEGSDDELSL DQGRRGSSDS LKSINLAASV ESVHVTFPEQ
     PAAIRRKRSC SSSQISPRSS FSSNRSKRGS TSTRNSSQKG SSVLSLKQKS KRELYMEKLQ
     EHLIKAKAFT IKKTLQIYVP IRQFFYDLIH PDYSAVTDVY VLMFLADTVD FIIIVFGFWA
     FGKHSAAADI TSSLSEDQVP GPFLVMVLIQ FGTMVVDRAL YLRKTVLGKV IFQVILVFGI
     HFWMFFILPG VTERKFSQNL VAQLWYFVKC VYFGLSAYQI RCGYPTRVLG NFLTKSYNYV
     NLFLFQGFRL VPFLTELRAV MDWVWTDTTL SLSSWICVED IYAHIFILKC WRESEKRYPQ
     PRGQKKKKAV KYGMGGMIIV LLICIVWFPL LFMSLIKSVA GVINQPLDVS VTITLGGYQP
     IFTMSAQQSQ LKVMDNSKYN EFLKSFGPNS GAMQFLENYE REDVTVAELE GNSNSLWTIS
     PPSKQKMIQE LTDPNSCFSV VFSWSIQRNM TLGAKAEIAT DKLSFPLAVA TRNSIAKMIA
     GNDTESSNTP VTIEKIYPYY VKAPSDSNSK PIKQLLSENN FMNITIILFR DNVTKSNSEW
     WVLNLTGSRI FNQGSQALEL VVFNDKVSPP SLGFLAGYGI MGLYASVVLV IGKFVREFFS
     GISHSIMFEE LPNVDRILKL CTDIFLVRET GELELEEDLY AKLIFLYRSP ETMIKWTREK
     TN
//
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