ID A0A3Q1GIX0_9TELE Unreviewed; 656 AA.
AC A0A3Q1GIX0;
DT 10-APR-2019, integrated into UniProtKB/TrEMBL.
DT 10-APR-2019, sequence version 1.
DT 28-JAN-2026, entry version 32.
DE RecName: Full=receptor protein-tyrosine kinase {ECO:0000256|ARBA:ARBA00011902};
DE EC=2.7.10.1 {ECO:0000256|ARBA:ARBA00011902};
OS Acanthochromis polyacanthus (spiny chromis).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Ovalentaria; Pomacentridae; Acanthochromis.
OX NCBI_TaxID=80966 {ECO:0000313|Ensembl:ENSAPOP00000030418.1, ECO:0000313|Proteomes:UP000257200};
RN [1] {ECO:0000313|Ensembl:ENSAPOP00000030418.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [2] {ECO:0000313|Ensembl:ENSAPOP00000030418.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2025) to UniProtKB.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-tyrosyl-[protein] + ATP = O-phospho-L-tyrosyl-[protein] +
CC ADP + H(+); Xref=Rhea:RHEA:10596, Rhea:RHEA-COMP:10136, Rhea:RHEA-
CC COMP:20101, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:46858,
CC ChEBI:CHEBI:61978, ChEBI:CHEBI:456216; EC=2.7.10.1;
CC Evidence={ECO:0000256|ARBA:ARBA00051243};
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|ARBA:ARBA00004251};
CC Single-pass type I membrane protein {ECO:0000256|ARBA:ARBA00004251}.
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DR AlphaFoldDB; A0A3Q1GIX0; -.
DR Ensembl; ENSAPOT00000022470.1; ENSAPOP00000030418.1; ENSAPOG00000016970.1.
DR GeneTree; ENSGT00940000157138; -.
DR Proteomes; UP000257200; Unplaced.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0043235; C:receptor complex; IEA:TreeGrafter.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0005019; F:platelet-derived growth factor beta-receptor activity; IEA:TreeGrafter.
DR GO; GO:0048407; F:platelet-derived growth factor binding; IEA:TreeGrafter.
DR GO; GO:0001525; P:angiogenesis; IEA:TreeGrafter.
DR GO; GO:0060326; P:cell chemotaxis; IEA:TreeGrafter.
DR GO; GO:0014911; P:positive regulation of smooth muscle cell migration; IEA:TreeGrafter.
DR FunFam; 3.30.200.20:FF:000619; macrophage colony-stimulating factor 1 receptor isoform X2; 1.
DR FunFam; 1.10.510.10:FF:000140; Platelet-derived growth factor receptor beta; 1.
DR Gene3D; 2.60.40.10; Immunoglobulins; 2.
DR Gene3D; 3.30.200.20; Phosphorylase Kinase, domain 1; 1.
DR Gene3D; 1.10.510.10; Transferase(Phosphotransferase) domain 1; 1.
DR InterPro; IPR036179; Ig-like_dom_sf.
DR InterPro; IPR013783; Ig-like_fold.
DR InterPro; IPR011009; Kinase-like_dom_sf.
DR InterPro; IPR000719; Prot_kinase_dom.
DR InterPro; IPR017441; Protein_kinase_ATP_BS.
DR InterPro; IPR050122; RTK.
DR InterPro; IPR001245; Ser-Thr/Tyr_kinase_cat_dom.
DR InterPro; IPR008266; Tyr_kinase_AS.
DR InterPro; IPR020635; Tyr_kinase_cat_dom.
DR InterPro; IPR001824; Tyr_kinase_rcpt_3_CS.
DR PANTHER; PTHR24416:SF53; PLATELET-DERIVED GROWTH FACTOR RECEPTOR BETA; 1.
DR PANTHER; PTHR24416; TYROSINE-PROTEIN KINASE RECEPTOR; 1.
DR Pfam; PF25305; Ig_PDGFR_d4; 1.
DR Pfam; PF07714; PK_Tyr_Ser-Thr; 1.
DR PIRSF; PIRSF000615; TyrPK_CSF1-R; 1.
DR SMART; SM00219; TyrKc; 1.
DR SUPFAM; SSF48726; Immunoglobulin; 1.
DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1.
DR PROSITE; PS00107; PROTEIN_KINASE_ATP; 1.
DR PROSITE; PS50011; PROTEIN_KINASE_DOM; 1.
DR PROSITE; PS00109; PROTEIN_KINASE_TYR; 1.
DR PROSITE; PS00240; RECEPTOR_TYR_KIN_III; 1.
PE 4: Predicted;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PIRSR:PIRSR000615-
KW 2}; Cell membrane {ECO:0000256|ARBA:ARBA00022475};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157};
KW Glycoprotein {ECO:0000256|ARBA:ARBA00023180};
KW Kinase {ECO:0000256|ARBA:ARBA00022777};
KW Magnesium {ECO:0000256|PIRSR:PIRSR000615-3};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW Metal-binding {ECO:0000256|PIRSR:PIRSR000615-3};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRSR:PIRSR000615-2};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Receptor {ECO:0000256|ARBA:ARBA00023170};
KW Reference proteome {ECO:0000313|Proteomes:UP000257200};
KW Transferase {ECO:0000256|ARBA:ARBA00022679};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius};
KW Tyrosine-protein kinase {ECO:0000256|ARBA:ARBA00023137};
KW Ubl conjugation {ECO:0000256|ARBA:ARBA00022843}.
FT TRANSMEM 169..191
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 235..570
FT /note="Protein kinase"
FT /evidence="ECO:0000259|PROSITE:PS50011"
FT REGION 587..615
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 594..603
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 425
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-1"
FT BINDING 214
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 242..249
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 269
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2,
FT ECO:0000256|PROSITE-ProRule:PRU10141"
FT BINDING 315..321
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 429
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 430
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 443
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT SITE 569
FT /note="Important for interaction with phosphotyrosine-
FT binding proteins"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-4"
SQ SEQUENCE 656 AA; 72638 MW; 82E656A6A5974FA8 CRC64;
METSSIITTH LRGSRYVSTL TLVRVQLDQT GSYTATASND DDIEEVIFYL QVQAPPRITS
LSEVGTNGVL CVSEGSPPPS FTWYTCHSSQ RCSNLSGGWT SLSAASEGVT VQQNITQGKE
GGITKVHSLL SLQALSSLSA VRCEAKNSAG RRARDLRILS NSLLSQVTVL SAVLVLVVIA
IIFLILLIVL WRKKPRYEVR WKVIESVSPD GTQYTYLDPA HLPYCEGWEV PRDHIVLGQV
LGSGAFGCVV EATVSGLIHS HSTTKTAVKM VKQRSDAVPS LMSELKVLVH LGPHLNVVNL
LGACTRGGPV YLITEFCRHG DLVNYLQRNK HTFLHRDTVN GDSDGGYMDM TKEENVQYVA
MKELSYADIQ PDVYETPFTP TDQQEASSLL LSDSPQLSLS DLIGFSYQIS QAMDFLSSRK
CVHRDLAARN VLVCEGKLVK VCDFGLARDL LKDQNYIARG TSFLPLKWMS PESIFQNIYS
SQSDVWSYGV LLWEIFSLGS SPYPNLPMTQ EFYSALKRGY RMNPPEHASL DMYDLMRRCW
EEQPQTRPTF SSLVVTVGNM LSDDYKQRYL QLTEDFLKGE NPAVVRSRWS SSRTAEDQTD
RQTHTHGSGP APQVGVQLSE ADPVEAGSSH SPYIISIGDV TIESDGTALD ADRYEG
//