ID A0A2K6SSS6_SAIBB Unreviewed; 387 AA.
AC A0A2K6SSS6;
DT 28-MAR-2018, integrated into UniProtKB/TrEMBL.
DT 28-MAR-2018, sequence version 1.
DT 24-JAN-2024, entry version 24.
DE RecName: Full=P2X purinoceptor {ECO:0000256|PIRNR:PIRNR005713, ECO:0000256|RuleBase:RU000681};
GN Name=P2RX2 {ECO:0000313|Ensembl:ENSSBOP00000010432.1};
OS Saimiri boliviensis boliviensis (Bolivian squirrel monkey).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Platyrrhini; Cebidae;
OC Saimiriinae; Saimiri.
OX NCBI_TaxID=39432 {ECO:0000313|Ensembl:ENSSBOP00000010432.1, ECO:0000313|Proteomes:UP000233220};
RN [1] {ECO:0000313|Ensembl:ENSSBOP00000010432.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
CC -!- FUNCTION: Receptor for ATP that acts as a ligand-gated ion channel.
CC {ECO:0000256|PIRNR:PIRNR005713, ECO:0000256|RuleBase:RU000681}.
CC -!- SUBUNIT: Functional P2XRs are organized as homomeric and heteromeric
CC trimers. {ECO:0000256|PIRNR:PIRNR005713}.
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004141,
CC ECO:0000256|RuleBase:RU000681}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141, ECO:0000256|RuleBase:RU000681}.
CC -!- SIMILARITY: Belongs to the P2X receptor family.
CC {ECO:0000256|ARBA:ARBA00009848, ECO:0000256|PIRNR:PIRNR005713,
CC ECO:0000256|RuleBase:RU000681}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|RuleBase:RU000681}.
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DR AlphaFoldDB; A0A2K6SSS6; -.
DR GlyCosmos; A0A2K6SSS6; 1 site, No reported glycans.
DR Ensembl; ENSSBOT00000027209.1; ENSSBOP00000010432.1; ENSSBOG00000022046.1.
DR GeneTree; ENSGT01020000230351; -.
DR Proteomes; UP000233220; Unplaced.
DR GO; GO:0005886; C:plasma membrane; IEA:InterPro.
DR GO; GO:0098794; C:postsynapse; IEA:GOC.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004931; F:extracellularly ATP-gated monoatomic cation channel activity; IEA:UniProtKB-UniRule.
DR GO; GO:0001614; F:purinergic nucleotide receptor activity; IEA:UniProtKB-UniRule.
DR GO; GO:0033198; P:response to ATP; IEA:InterPro.
DR Gene3D; 2.60.490.10; atp-gated p2x4 ion channel domain; 1.
DR InterPro; IPR003045; P2X2_purnocptor.
DR InterPro; IPR027309; P2X_extracellular_dom_sf.
DR InterPro; IPR001429; P2X_purnocptor.
DR NCBIfam; TIGR00863; P2X; 1.
DR PANTHER; PTHR10125; P2X PURINOCEPTOR; 1.
DR PANTHER; PTHR10125:SF4; P2X PURINOCEPTOR 2; 1.
DR Pfam; PF00864; P2X_receptor; 2.
DR PIRSF; PIRSF005713; P2X_purinoceptor; 2.
DR PRINTS; PR01309; P2X2RECEPTOR.
DR PRINTS; PR01307; P2XRECEPTOR.
DR PROSITE; PS01212; P2X_RECEPTOR; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|PIRSR:PIRSR005713-1};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157,
KW ECO:0000256|PIRSR:PIRSR005713-2};
KW Glycoprotein {ECO:0000256|ARBA:ARBA00023180};
KW Ion channel {ECO:0000256|RuleBase:RU000681};
KW Ion transport {ECO:0000256|ARBA:ARBA00023065,
KW ECO:0000256|PIRNR:PIRNR005713};
KW Ligand-gated ion channel {ECO:0000256|PIRNR:PIRNR005713};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|PIRNR:PIRNR005713};
KW Nucleotide-binding {ECO:0000256|PIRSR:PIRSR005713-1};
KW Receptor {ECO:0000256|ARBA:ARBA00023170, ECO:0000256|RuleBase:RU000681};
KW Reference proteome {ECO:0000313|Proteomes:UP000233220};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|RuleBase:RU000681};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|RuleBase:RU000681};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|PIRNR:PIRNR005713}.
FT TRANSMEM 263..285
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU000681"
FT REGION 320..387
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 23..25
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-1"
FT BINDING 114
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-1"
FT BINDING 218..220
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-1"
FT BINDING 237
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-1"
FT CARBOHYD 112
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-3"
FT DISULFID 54..77
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-2"
FT DISULFID 60..88
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-2"
FT DISULFID 144..154
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-2"
FT DISULFID 188..197
FT /evidence="ECO:0000256|PIRSR:PIRSR005713-2"
SQ SEQUENCE 387 AA; 42428 MW; 3750996315AEF1DB CRC64;
YVFIVQKSYQ ESETGPESSV ITKVKGITTS EHKVWDVEEY VKPPESIRVH NATCHSDADC
VAGELDMLGN GLRTGRCVPY YQGPSKTCEV FGWCPVEDGA SVSQFLGTMA PNFTILIKNS
IHYPKFHFSK GNIADRTDGY LKRCTFHEAS DLYCPIFKLG FIVEQAGESF AELAHKGGVI
GVIINWDCDL DLPASECNPR YSFRRLDPKH VPASSGYNFR FAKYYKVNGT TTRTLIKAYG
IRIDVIVHGQ AGKFSLIPTI INLATALTSI GVGSFLCDWI LLTFMNKNKV YSHKKFDKVC
TPSHSSGSWP LTLARVLGQA PPQPAHCSED RPPSPLSGQQ GAECGLAIAS PRPRPISAPS
KQMVDIPVSE PAPQDSIPTD PKGLAQL
//