ID A0A2Y9EBG1_TRIMA Unreviewed; 1202 AA.
AC A0A2Y9EBG1;
DT 12-SEP-2018, integrated into UniProtKB/TrEMBL.
DT 12-SEP-2018, sequence version 1.
DT 28-JAN-2026, entry version 37.
DE RecName: Full=Calcium-transporting ATPase {ECO:0000256|RuleBase:RU361146};
DE EC=7.2.2.10 {ECO:0000256|RuleBase:RU361146};
GN Name=ATP2B3 {ECO:0000313|RefSeq:XP_004390616.1};
OS Trichechus manatus latirostris (Florida manatee).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Afrotheria; Sirenia; Trichechidae; Trichechus.
OX NCBI_TaxID=127582 {ECO:0000313|Proteomes:UP000248480, ECO:0000313|RefSeq:XP_004390616.1};
RN [1] {ECO:0000313|RefSeq:XP_004390616.1}
RP IDENTIFICATION.
RG RefSeq;
RL Submitted (AUG-2025) to UniProtKB.
CC -!- FUNCTION: Catalyzes the hydrolysis of ATP coupled with the transport of
CC calcium. {ECO:0000256|RuleBase:RU361146}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Ca(2+)(in) + ATP + H2O = Ca(2+)(out) + ADP + phosphate + H(+);
CC Xref=Rhea:RHEA:18105, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:29108, ChEBI:CHEBI:30616, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:456216; EC=7.2.2.10;
CC Evidence={ECO:0000256|RuleBase:RU361146};
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|ARBA:ARBA00004651};
CC Multi-pass membrane protein {ECO:0000256|ARBA:ARBA00004651}. Membrane
CC {ECO:0000256|RuleBase:RU361146}; Multi-pass membrane protein
CC {ECO:0000256|RuleBase:RU361146}.
CC -!- SIMILARITY: Belongs to the cation transport ATPase (P-type) (TC 3.A.3)
CC family. Type IIB subfamily. {ECO:0000256|ARBA:ARBA00006124,
CC ECO:0000256|RuleBase:RU361146}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|RuleBase:RU361146}.
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DR RefSeq; XP_004390616.1; XM_004390559.1.
DR AlphaFoldDB; A0A2Y9EBG1; -.
DR GeneID; 101359950; -.
DR CTD; 492; -.
DR OrthoDB; 116380at2759; -.
DR Proteomes; UP000248480; Unplaced.
DR GO; GO:0098978; C:glutamatergic synapse; IEA:UniProtKB-ARBA.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR GO; GO:0005516; F:calmodulin binding; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0005388; F:P-type calcium transporter activity; IEA:UniProtKB-EC.
DR GO; GO:0030165; F:PDZ domain binding; IEA:TreeGrafter.
DR GO; GO:0051480; P:regulation of cytosolic calcium ion concentration; IEA:TreeGrafter.
DR CDD; cd02081; P-type_ATPase_Ca_PMCA-like; 1.
DR FunFam; 1.20.1110.10:FF:000001; Calcium-transporting ATPase; 1.
DR FunFam; 1.20.1110.10:FF:000002; Calcium-transporting ATPase; 1.
DR FunFam; 1.20.1110.10:FF:000008; Calcium-transporting ATPase; 1.
DR FunFam; 2.70.150.10:FF:000001; Calcium-transporting ATPase; 1.
DR FunFam; 3.40.1110.10:FF:000032; Calcium-transporting ATPase; 1.
DR FunFam; 3.40.50.1000:FF:000007; Calcium-transporting ATPase; 1.
DR Gene3D; 3.40.1110.10; Calcium-transporting ATPase, cytoplasmic domain N; 1.
DR Gene3D; 2.70.150.10; Calcium-transporting ATPase, cytoplasmic transduction domain A; 1.
DR Gene3D; 1.20.1110.10; Calcium-transporting ATPase, transmembrane domain; 3.
DR Gene3D; 3.40.50.1000; HAD superfamily/HAD-like; 1.
DR InterPro; IPR022141; ATP_Ca_trans_C.
DR InterPro; IPR006068; ATPase_P-typ_cation-transptr_C.
DR InterPro; IPR004014; ATPase_P-typ_cation-transptr_N.
DR InterPro; IPR023299; ATPase_P-typ_cyto_dom_N.
DR InterPro; IPR018303; ATPase_P-typ_P_site.
DR InterPro; IPR023298; ATPase_P-typ_TM_dom_sf.
DR InterPro; IPR008250; ATPase_P-typ_transduc_dom_A_sf.
DR InterPro; IPR059000; ATPase_P-type_domA.
DR InterPro; IPR036412; HAD-like_sf.
DR InterPro; IPR023214; HAD_sf.
DR InterPro; IPR006408; P-type_ATPase_IIB.
DR InterPro; IPR001757; P_typ_ATPase.
DR InterPro; IPR044492; P_typ_ATPase_HD_dom.
DR NCBIfam; TIGR01517; ATPase-IIB_Ca; 1.
DR NCBIfam; TIGR01494; ATPase_P-type; 3.
DR PANTHER; PTHR24093; CATION TRANSPORTING ATPASE; 1.
DR PANTHER; PTHR24093:SF284; PLASMA MEMBRANE CALCIUM-TRANSPORTING ATPASE 3; 1.
DR Pfam; PF12424; ATP_Ca_trans_C; 1.
DR Pfam; PF13246; Cation_ATPase; 1.
DR Pfam; PF00689; Cation_ATPase_C; 1.
DR Pfam; PF00690; Cation_ATPase_N; 1.
DR Pfam; PF00122; E1-E2_ATPase; 1.
DR Pfam; PF08282; Hydrolase_3; 1.
DR PRINTS; PR00119; CATATPASE.
DR SFLD; SFLDG00002; C1.7:_P-type_atpase_like; 1.
DR SFLD; SFLDS00003; Haloacid_Dehalogenase; 1.
DR SFLD; SFLDF00027; p-type_atpase; 1.
DR SMART; SM00831; Cation_ATPase_N; 1.
DR SUPFAM; SSF81653; Calcium ATPase, transduction domain A; 1.
DR SUPFAM; SSF81665; Calcium ATPase, transmembrane domain M; 1.
DR SUPFAM; SSF56784; HAD-like; 1.
DR SUPFAM; SSF81660; Metal cation-transporting ATPase, ATP-binding domain N; 1.
DR PROSITE; PS00154; ATPASE_E1_E2; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|RuleBase:RU361146};
KW Calcium {ECO:0000256|ARBA:ARBA00022837, ECO:0000256|RuleBase:RU361146};
KW Calcium transport {ECO:0000256|ARBA:ARBA00022568,
KW ECO:0000256|RuleBase:RU361146};
KW Calmodulin-binding {ECO:0000256|ARBA:ARBA00022860};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475};
KW Coiled coil {ECO:0000256|SAM:Coils};
KW Ion transport {ECO:0000256|ARBA:ARBA00023065,
KW ECO:0000256|RuleBase:RU361146}; Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|RuleBase:RU361146};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|RuleBase:RU361146};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Reference proteome {ECO:0000313|Proteomes:UP000248480};
KW Translocase {ECO:0000256|ARBA:ARBA00022967};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|RuleBase:RU361146};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|RuleBase:RU361146};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU361146}.
FT TRANSMEM 109..128
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 154..173
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 362..383
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 403..429
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 919..937
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 986..1011
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 1023..1044
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT DOMAIN 50..126
FT /note="Cation-transporting P-type ATPase N-terminal"
FT /evidence="ECO:0000259|SMART:SM00831"
FT REGION 1..23
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 1152..1202
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COILED 1062..1089
FT /evidence="ECO:0000256|SAM:Coils"
FT COMPBIAS 1..19
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1179..1189
FT /note="Low complexity"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 1202 AA; 132288 MW; 84F90982C58E5248 CRC64;
MGDMANSSIE FYPKPQQQRE APHAGGFGCT LAELRSLMEL RGAEALQKVQ EAYGDVGGLC
RRLKTSPTEG LADNATDLEK RRQIYGQNFI PPKQPKSFLQ LVWEALQDVT LIILEVAAIV
SLGLSFYAPP GEESDACGNV AAGAEDEGEA EAGWIEGAAI LLSVICVVLV TAFNDWSKEK
QFRGLQSRIE QEQKFTVIRN GQLLQVPVAA LVVGDIAQVK YGDLLPADGV LIQGNDLKID
ESSLTGESDH VRKSVDKDPM LLSGTHVMEG SGRMVVTAVG VNSQTGIIFT LLGAGGEEEE
KKDKKAKKQD GAVAMEMQPL KSAEGGEMEE REKKKANVPK KEKSVLQGKL TKLAVQIGKA
GLVMSAITVI ILVLYFVIET FVIDGRVWLA ECTPVYVQYF VKFFIIGVTV LVVAVPEGLP
LAVTISLAYS VKKMMKDNNL VRHLDACETM GNATAICSDK TGTLTTNRMT VVQSYLGDTH
YKEVPAPSAL NPKILDLLVH AISINSAYTT KILPPEKEGA LPRQVGNKTE CALLGFVLDL
KRDFQPVREQ IPEDKLYKVY TFNSVRKSMS TVIRVADGGF RLFSKGASEI LLKKCSNILN
SDGELRSFRP RDRDEMVKKI IEPMACDGLR TICIAYRDFS TGQEPDWDNE NEVVADLTCI
TVVGIEDPVR PEVPEAIRKC QRAGITVRMV TGDNINTARA IAAKCGIIQP GEDFLCLEGK
EFNRRIRNEK GEIEQERLDK VWPKLRVLAR SSPTDKHTLV KGIIDSMTGE QRQVVAVTGD
GTNDGPALKK ADVGFAMGIA GTDVAKEASD IILTDDNFTS IVKAVMWGRN VYDSISKFLQ
FQLTVNVVAV IVAFTGACIT QDSPLKAVQM LWVNLIMDTF ASLALATEPP TESLLLRKPY
GRDKPLISRT MMKNILGHAV YQLTIIFTLL FVGELFFDID SGRNAPLHSP PSEHYTIIFN
TFVMMQLFNE INARKIHGER NVFDGIFSNP IFCTIVLGTF GIQIIIVQFG GKPFSCSPLS
TEQWLWCLFV GFGELVWGQV IATIPTSQLK CLKEAGHGPG KDEMTDDELA EGEEEIDHAE
RELRRGQILW FRGLNRIQTQ IRVVKAFRSS LYEGLEKPDS KASVHNFMTT PEFLINDYTH
NIPLIDDTDV DENEERLRAP PPPSPNKNNN AIDSGIYLAT TASKSATSSR PGSPLHSVET
SL
//