ID A0A8C8AH20_9STRI Unreviewed; 967 AA.
AC A0A8C8AH20;
DT 19-JAN-2022, integrated into UniProtKB/TrEMBL.
DT 19-JAN-2022, sequence version 1.
DT 28-JAN-2026, entry version 20.
DE RecName: Full=receptor protein-tyrosine kinase {ECO:0000256|ARBA:ARBA00011902};
DE EC=2.7.10.1 {ECO:0000256|ARBA:ARBA00011902};
OS Otus sunia (Oriental scops-owl).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC Coelurosauria; Aves; Neognathae; Neoaves; Telluraves; Strigiformes;
OC Strigidae; Otus.
OX NCBI_TaxID=257818 {ECO:0000313|Ensembl:ENSOSUP00000002881.1, ECO:0000313|Proteomes:UP000694552};
RN [1] {ECO:0000313|Ensembl:ENSOSUP00000002881.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [2] {ECO:0000313|Ensembl:ENSOSUP00000002881.1}
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}.
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 AlphaFoldDB; A0A8C8AH20; -.
DR Ensembl; ENSOSUT00000002956.1; ENSOSUP00000002881.1; ENSOSUG00000002046.1.
DR Proteomes; UP000694552; Unplaced.
DR GO; GO:1990682; C:CSF1-CSF1R complex; IEA:TreeGrafter.
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:0019955; F:cytokine binding; IEA:InterPro.
DR GO; GO:0019838; F:growth factor binding; IEA:TreeGrafter.
DR GO; GO:0005011; F:macrophage colony-stimulating factor receptor activity; IEA:TreeGrafter.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0007169; P:cell surface receptor protein tyrosine kinase signaling pathway; IEA:InterPro.
DR GO; GO:0030316; P:osteoclast differentiation; IEA:TreeGrafter.
DR GO; GO:0030335; P:positive regulation of cell migration; IEA:TreeGrafter.
DR GO; GO:0043408; P:regulation of MAPK cascade; IEA:TreeGrafter.
DR CDD; cd00096; Ig; 1.
DR FunFam; 2.60.40.10:FF:001169; Macrophage colony-stimulating factor 1 receptor; 1.
DR FunFam; 1.10.510.10:FF:000177; Mast/stem cell growth factor receptor; 1.
DR FunFam; 3.30.200.20:FF:000025; Platelet-derived growth factor receptor alpha; 1.
DR Gene3D; 2.60.40.10; Immunoglobulins; 5.
DR Gene3D; 3.30.200.20; Phosphorylase Kinase, domain 1; 1.
DR Gene3D; 1.10.510.10; Transferase(Phosphotransferase) domain 1; 1.
DR InterPro; IPR030658; CSF-1_receptor.
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:SF47; MACROPHAGE COLONY-STIMULATING FACTOR 1 RECEPTOR; 1.
DR PANTHER; PTHR24416; TYROSINE-PROTEIN KINASE RECEPTOR; 1.
DR Pfam; PF07679; I-set; 1.
DR Pfam; PF25305; Ig_PDGFR_d4; 1.
DR Pfam; PF07714; PK_Tyr_Ser-Thr; 1.
DR PIRSF; PIRSF500947; CSF-1_receptor; 1.
DR PIRSF; PIRSF000615; TyrPK_CSF1-R; 1.
DR SMART; SM00409; IG; 4.
DR SMART; SM00408; IGc2; 2.
DR SMART; SM00219; TyrKc; 1.
DR SUPFAM; SSF48726; Immunoglobulin; 5.
DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1.
DR PROSITE; PS50835; IG_LIKE; 3.
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 ECO:0000256|PIRSR:PIRSR500947-52};
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:UP000694552};
KW Repeat {ECO:0000256|ARBA:ARBA00022737}; Signal {ECO:0000256|SAM:SignalP};
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}.
FT SIGNAL 1..19
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 20..967
FT /note="receptor protein-tyrosine kinase"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5034171475"
FT TRANSMEM 507..531
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 21..91
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 198..290
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 397..497
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 575..918
FT /note="Protein kinase"
FT /evidence="ECO:0000259|PROSITE:PS50011"
FT REGION 719..750
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 723..733
FT /note="Low complexity"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 782
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-1"
FT BINDING 554
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 581..589
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR500947-51"
FT BINDING 582..589
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 609
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2,
FT ECO:0000256|PROSITE-ProRule:PRU10141"
FT BINDING 657..663
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 786
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 787
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 800
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT SITE 926
FT /note="Important for interaction with phosphotyrosine-
FT binding proteins"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-4"
FT DISULFID 42..80
FT /evidence="ECO:0000256|PIRSR:PIRSR500947-52"
FT DISULFID 123..173
FT /evidence="ECO:0000256|PIRSR:PIRSR500947-52"
FT DISULFID 220..274
FT /evidence="ECO:0000256|PIRSR:PIRSR500947-52"
FT DISULFID 413..478
FT /evidence="ECO:0000256|PIRSR:PIRSR500947-52"
SQ SEQUENCE 967 AA; 108445 MW; 90C69770700A6889 CRC64;
MGPALLLLLT AASAWHGSAS PVISPDLPAL VVNTGDPVIL HCSGESEVEW KSQKNIFINH
TSSMFSIPKT TYRDTGTYKC GYVNSSDKGI ATVHLFVRDP NAVWYIPRFR IFVTKGGNAE
LPCLITAPEY GSRVTLIMDD GSQLPPGTNY SFSIEKGITL YNVQSKQKGF YRCQAMINGK
IEKSSRIRLL VEEALEKPVS VIMDPIDHVR IVGEPFEVTC RVIAPSHKYD IRWVTAAKNV
RRTKKPSFEN ENYFINDTLS VPAVTMEDSG KYTCIANNSA GSRNASTMLQ VVERGYVFLT
PVQATSQEVA LGESLQLQVH IKAYPELLDW NWNHTNPWKN SRTSTLQFQM TSGNNWYNTT
LFLKRLQEGE GGLYTFYAIN NETNASVTFS ISVKSLPRVC RIKVPANDSI LQCMAIGYPA
PRIEWYQCPT HSDRYSEDYR LLLNDTSPQV VNMLPFHEVE VESAVLFQEL GDNFTFCCVA
INREGNASDM FHSLTITRNV MAPPNKLFSP ILSTCIGTSI LLLLLLLFLL YKYNQKPKYQ
VRWKIIEACE GNNYIFIDPT QLPYNEKWEF PRNNLQFGKT LGAGAFGKVV EATAFGLGKE
DSVLKVAVKM LKSSADTDEQ EALMSELKIM SHLGHHENIV NLLGACTYGG PILVITEYCR
YGDLLNFLRK KAESIIIQDS ALDTSLDSTA DYKNIDLEKK YMRSDSGFSG QGLETYVEMR
PVSSSSSSTS SDSAQVRGKS SEEEEETRED LRPLNLSDLL QFSSQVAQGM AFLASKNCIH
RDLAARNVLI SDGRVAKICD FGLARDIMND SNYVVKGNAR LPVKWMAPES IFDCIYTVQS
DVWSYGILLW EIFSLGKSPY PGMVVNSKFY SMVKQGYQMA RPDFAPLEMY SIMQACWSLE
PTQRPTFDQI GCFIQKELEV HKEQDYTNLP STAEEDSGCD TSGCCEVSCE QEESGQPLLK
SNNYQFC
//
