ID H2USJ9_TAKRU Unreviewed; 994 AA.
AC H2USJ9;
DT 21-MAR-2012, integrated into UniProtKB/TrEMBL.
DT 17-JUN-2020, sequence version 3.
DT 28-JAN-2026, entry version 90.
DE RecName: Full=Calcium-transporting ATPase {ECO:0000256|RuleBase:RU361146};
DE EC=7.2.2.10 {ECO:0000256|RuleBase:RU361146};
GN Name=atp2a2 {ECO:0000313|Ensembl:ENSTRUP00000039922.3};
OS Takifugu rubripes (Japanese pufferfish) (Fugu rubripes).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Eupercaria; Tetraodontiformes; Tetradontoidea; Tetraodontidae; Takifugu.
OX NCBI_TaxID=31033 {ECO:0000313|Ensembl:ENSTRUP00000039922.3, ECO:0000313|Proteomes:UP000005226};
RN [1] {ECO:0000313|Ensembl:ENSTRUP00000039922.3, ECO:0000313|Proteomes:UP000005226}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=21551351;
RA Kai W., Kikuchi K., Tohari S., Chew A.K., Tay A., Fujiwara A., Hosoya S.,
RA Suetake H., Naruse K., Brenner S., Suzuki Y., Venkatesh B.;
RT "Integration of the genetic map and genome assembly of fugu facilitates
RT insights into distinct features of genome evolution in teleosts and
RT mammals.";
RL Genome Biol. Evol. 3:424-442(2011).
RN [2] {ECO:0000313|Ensembl:ENSTRUP00000039922.3}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [3] {ECO:0000313|Ensembl:ENSTRUP00000039922.3}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-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|ARBA:ARBA00047282};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:18106;
CC Evidence={ECO:0000256|ARBA:ARBA00047282};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- SUBCELLULAR LOCATION: Endoplasmic reticulum membrane
CC {ECO:0000256|ARBA:ARBA00004477}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004477}. Membrane
CC {ECO:0000256|RuleBase:RU361146}; Multi-pass membrane protein
CC {ECO:0000256|RuleBase:RU361146}. Sarcoplasmic reticulum membrane
CC {ECO:0000256|ARBA:ARBA00004326}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004326}.
CC -!- SIMILARITY: Belongs to the cation transport ATPase (P-type) (TC 3.A.3)
CC family. Type IIA subfamily. {ECO:0000256|ARBA:ARBA00005675,
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 AlphaFoldDB; H2USJ9; -.
DR Ensembl; ENSTRUT00000040063.3; ENSTRUP00000039922.3; ENSTRUG00000015616.3.
DR eggNOG; KOG0202; Eukaryota.
DR GeneTree; ENSGT00940000155668; -.
DR Proteomes; UP000005226; Chromosome 21.
DR GO; GO:0033017; C:sarcoplasmic reticulum 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:0005388; F:P-type calcium transporter activity; IEA:UniProtKB-EC.
DR CDD; cd02083; P-type_ATPase_SERCA; 1.
DR FunFam; 3.40.1110.10:FF:000003; Calcium-transporting ATPase; 1.
DR FunFam; 3.40.50.1000:FF:000005; Calcium-transporting ATPase 1; 1.
DR FunFam; 1.20.1110.10:FF:000065; Sarcoplasmic/endoplasmic reticulum calcium ATPase 1; 3.
DR FunFam; 2.70.150.10:FF:000160; Sarcoplasmic/endoplasmic reticulum calcium ATPase 1; 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; 1.
DR Gene3D; 3.40.50.1000; HAD superfamily/HAD-like; 1.
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; IPR005782; P-type_ATPase_IIA.
DR InterPro; IPR001757; P_typ_ATPase.
DR InterPro; IPR044492; P_typ_ATPase_HD_dom.
DR NCBIfam; TIGR01116; ATPase-IIA1_Ca; 1.
DR NCBIfam; TIGR01494; ATPase_P-type; 2.
DR PANTHER; PTHR42861; CALCIUM-TRANSPORTING ATPASE; 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 PRINTS; PR00120; HATPASE.
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 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 Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|RuleBase:RU361146};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Reference proteome {ECO:0000313|Proteomes:UP000005226};
KW Sarcoplasmic reticulum {ECO:0000256|ARBA:ARBA00022951};
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 60..78
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 84..107
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 260..278
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 298..321
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 756..779
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 830..852
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 927..946
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT TRANSMEM 961..984
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU361146"
FT DOMAIN 3..77
FT /note="Cation-transporting P-type ATPase N-terminal"
FT /evidence="ECO:0000259|SMART:SM00831"
SQ SEQUENCE 994 AA; 109560 MW; E321052E981C3448 CRC64;
MENAHTKSVE EVYSYFCVNE STGLSLDEVK RQKEKWGLNE LPAEEGKSLW ELVLEQFEDL
LVRILLLAAC ISFVLAWFEE GEETITAFVE PFVILLILIA NAIVGVWQER NAEDAIEALK
EYEPEMGKVY RQDRKTVQRI KARDIVPGDI VEVAVGDKVP ADIRICSIKS TTLRVDQSIL
TGESVSVIKH TDPVPDPRAV NQDKKNMLFS GTNIAAGKAV GVVVASGVNT EIGKIRDEMA
ATEQEKTPLQ QKLDEFGEQL SKVISLICIA VWIINIGHFN DPVHGGSWFR GAVYYFKIAV
ALAVAAIPEG LPAVITTCLA LGTRRMAKKN AIVRSLPSVE TLGCTSVICS DKTGTLTTNQ
MSVCRMFVVN KVEHDSCSLS EFTITGSTYA PEGEVYQDGK HVKCTQNDAL VELATICALC
NDSSLDFNEV KGVYEKVGEA TETALTCLVE KMNVFDTDVA SLSKIDRANA CNSVIKQLMK
KDFTLEFSRD RKSMSVYCTP KNRSMGKMFV KGAPEGVIER CTHVRLGNNK VPLTAGVREK
IMSVIREYGT GNDTLRCLAL ATRDNPPKIE DMVLSETAKF AEYESDLTFV GCVGMLDPPR
QEVAASIMLC RQAGIRVIMI TGDNKGTAVA ICRRIGILTE DDDVDFMAFT GREFDELSPQ
AQRDAVTHAR CFARVEPSHK SKIVEYLQGF DEITAMTGDG VNDAPALKKA EIGIAMGSGT
AVAKSASEMV LADDNFSSIV AAVEEGRAIY NNMKQFIRYL ISSNVGEVVC IFLTAALGFP
EALIPVQLLW VNLVTDGLPA TALGFNPPDL DIMEKPPRNA KEPLISGWLF FRYLAIGGYV
GAATVGAAAW WFTLSEDGPQ VTLYQLSHFL QCAPDNPEFE GLDCHVFESP YPMTMALSVL
VTIEMCNALN SLSENQSLLR MPPWENVWLL GAICLSMSLH FLILYVEPLP VIFQITPLDT
IQWMMVLKIS LPVILLDELL KYFARYYMDF AKAK
//
