ID A0A3Q7NNY4_CALUR Unreviewed; 937 AA.
AC A0A3Q7NNY4;
DT 10-APR-2019, integrated into UniProtKB/TrEMBL.
DT 10-APR-2019, sequence version 1.
DT 28-JAN-2026, entry version 36.
DE RecName: Full=receptor protein-tyrosine kinase {ECO:0000256|ARBA:ARBA00011902};
DE EC=2.7.10.1 {ECO:0000256|ARBA:ARBA00011902};
GN Name=PDGFRB {ECO:0000313|RefSeq:XP_025723038.1};
OS Callorhinus ursinus (Northern fur seal).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Carnivora; Caniformia; Pinnipedia; Otariidae;
OC Callorhinus.
OX NCBI_TaxID=34884 {ECO:0000313|Proteomes:UP000286641, ECO:0000313|RefSeq:XP_025723038.1};
RN [1]
RP IDENTIFICATION.
RG RefSeq;
RL Submitted (JAN-2019) to UniProtKB.
RN [2] {ECO:0000313|RefSeq:XP_025723038.1}
RP IDENTIFICATION.
RC TISSUE=Blood {ECO:0000313|RefSeq:XP_025723038.1};
RG RefSeq;
RL Submitted (AUG-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}.
CC Membrane {ECO:0000256|RuleBase:RU000311}; Single-pass type I membrane
CC protein {ECO:0000256|RuleBase:RU000311}.
CC -!- SIMILARITY: Belongs to the protein kinase superfamily. Tyr protein
CC kinase family. CSF-1/PDGF receptor subfamily.
CC {ECO:0000256|RuleBase:RU000311}.
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DR RefSeq; XP_025723038.1; XM_025867253.1.
DR AlphaFoldDB; A0A3Q7NNY4; -.
DR GeneID; 112820192; -.
DR CTD; 5159; -.
DR Proteomes; UP000286641; 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:000025; Platelet-derived growth factor receptor alpha; 1.
DR FunFam; 1.10.510.10:FF:000140; Platelet-derived growth factor receptor beta; 1.
DR FunFam; 2.60.40.10:FF:000572; Platelet-derived growth factor receptor beta; 1.
DR FunFam; 2.60.40.10:FF:000715; Platelet-derived growth factor receptor beta; 1.
DR FunFam; 2.60.40.10:FF:000814; Platelet-derived growth factor receptor beta; 1.
DR Gene3D; 2.60.40.10; Immunoglobulins; 3.
DR Gene3D; 3.30.200.20; Phosphorylase Kinase, domain 1; 1.
DR Gene3D; 1.10.510.10; Transferase(Phosphotransferase) domain 1; 1.
DR InterPro; IPR007110; Ig-like_dom.
DR InterPro; IPR036179; Ig-like_dom_sf.
DR InterPro; IPR013783; Ig-like_fold.
DR InterPro; IPR013098; Ig_I-set.
DR InterPro; IPR003599; Ig_sub.
DR InterPro; IPR003598; Ig_sub2.
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; PF07679; I-set; 1.
DR Pfam; PF13927; Ig_3; 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; SM00409; IG; 2.
DR SMART; SM00408; IGc2; 2.
DR SMART; SM00219; TyrKc; 1.
DR SUPFAM; SSF48726; Immunoglobulin; 2.
DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1.
DR PROSITE; PS50835; IG_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 3: Inferred from homology;
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 Immunoglobulin domain {ECO:0000256|ARBA:ARBA00023319,
KW ECO:0000256|RuleBase:RU000311}; 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, ECO:0000256|RuleBase:RU000311};
KW Reference proteome {ECO:0000313|Proteomes:UP000286641};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Signal {ECO:0000256|ARBA:ARBA00022729};
KW Transferase {ECO:0000256|ARBA:ARBA00022679};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|RuleBase:RU000311};
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 371..395
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 31..146
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 439..801
FT /note="Protein kinase"
FT /evidence="ECO:0000259|PROSITE:PS50011"
FT REGION 857..937
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 879..899
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 905..919
FT /note="Acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 928..937
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 665
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-1"
FT BINDING 418
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 446..453
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 473
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2,
FT ECO:0000256|PROSITE-ProRule:PRU10141"
FT BINDING 521..527
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 669
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 670
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 683
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT SITE 809
FT /note="Important for interaction with phosphotyrosine-
FT binding proteins"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-4"
SQ SEQUENCE 937 AA; 104719 MW; DD88C49CFB7F47C2 CRC64;
MTTNVASLVP LRTRPMSAKP PLGTGKWILK PTMSTASRVS PLSGLMLSRV SSINVSVNAV
QTVVRQGENI TIMCIVTGNE VVNFEWTYPR MESGRLVEPV TDFLFNMPSH IRSILHIPSA
ELGDSGTYIC NVSESVNEHQ DEKSINVTVV ENGYVRLLGE LSAVQFAELH RSRTLQVVFE
AYPPPTVMWF KDNRTLGDSS AGEISLSTRN VSETRYVSEL TLVRVKVAEA GRYTMRAFHE
DAEAQLSFQL QVNVPVRVLE LSESHPASGE QTVRCRGRGM PQPYLTWSTC SDLKRCPREL
PPTPLGNSSE EESQLETNVT YWPEDQEFEV VSTLRLRRVD QPLSVRCTLH NLLGRDMQEV
TVVPHSLPFK VVVISAILAL VVLTVISLII LIMLWQKKPR YEIRWKVIES VSSDGHEYIY
VDPMQLPYDS TWELPRDQLV LGRTLGSGAF GQVVEATAHG LSHSQATMKV AVKMLKSTAR
SSEKQALMSE LKIMSHLGPH LNVVNLLGAC TKGGPIYIIT EYCRYGDLVD YLHRNKHTFL
QRCSDKRRPP SAELYSNALP GGLPLPSHVS LPGESDGGYM DMSKDESVDY VPMLDMKGGI
KYADIESSSY MAPYDNYVPT APERTCRATL INESPVLSYT DLVGFSYQVA NGMEFLASKN
CVHRDLAARN VLICEGKLVK ICDFGLARDI MRDSNYISKG STFLPLKWMA PESIFNSLYT
TLSDVWSFGI LLWEIFTLGG TPYPELPMNE QFYNAIKRGY RMAQPAHASD EIYEIMQKCW
EEKFEIRPPF SQLVLLLERL LGEGYKKKYQ QVDEEFLRSD HPAVLRSQAR LPGFHGLRSP
LDTSSVLYTA VQPNEGDNDY IIPLPDPKPE VADEGPLESS PSLASSTLNE ANTSSTISCD
SPLEPQEEPE PQVEPELEPP VDSSCPGHRA EAEDSFL
//
