ID H0X0T0_OTOGA Unreviewed; 971 AA.
AC H0X0T0;
DT 22-FEB-2012, integrated into UniProtKB/TrEMBL.
DT 22-FEB-2012, sequence version 1.
DT 28-JAN-2026, entry version 94.
DE RecName: Full=Mast/stem cell growth factor receptor {ECO:0000256|PIRNR:PIRNR500951};
DE EC=2.7.10.1 {ECO:0000256|PIRNR:PIRNR500951};
GN Name=KIT {ECO:0000313|Ensembl:ENSOGAP00000008546.2};
OS Otolemur garnettii (Small-eared galago) (Garnett's greater bushbaby).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Strepsirrhini; Lorisiformes;
OC Galagidae; Otolemur.
OX NCBI_TaxID=30611 {ECO:0000313|Ensembl:ENSOGAP00000008546.2, ECO:0000313|Proteomes:UP000005225};
RN [1] {ECO:0000313|Proteomes:UP000005225}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RG The Broad Institute Genome Sequencing Platform;
RA Di Palma F., Johnson J., Lander E.S., Lindblad-Toh K., Jaffe D.B.,
RA Gnerre S., MacCallum I., Przybylski D., Ribeiro F.J., Burton J.N.,
RA Walker B.J., Sharpe T., Hall G.;
RT "Version 3 of the genome sequence of Otolemur garnettii (Bushbaby).";
RL Submitted (MAR-2011) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Ensembl:ENSOGAP00000008546.2}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [3] {ECO:0000313|Ensembl:ENSOGAP00000008546.2}
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 ECO:0000256|PIRNR:PIRNR500951};
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|PIRNR:PIRNR500951, ECO:0000256|RuleBase:RU000311}.
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DR EMBL; AAQR03113594; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AAQR03113595; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR EMBL; AAQR03113596; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR AlphaFoldDB; H0X0T0; -.
DR FunCoup; H0X0T0; 998.
DR STRING; 30611.ENSOGAP00000008546; -.
DR Ensembl; ENSOGAT00000009556.2; ENSOGAP00000008546.2; ENSOGAG00000009550.2.
DR eggNOG; KOG0200; Eukaryota.
DR GeneTree; ENSGT00940000155626; -.
DR HOGENOM; CLU_000288_49_0_1; -.
DR InParanoid; H0X0T0; -.
DR OMA; CDSTNEY; -.
DR Proteomes; UP000005225; Unassembled WGS sequence.
DR GO; GO:0005911; C:cell-cell junction; IEA:Ensembl.
DR GO; GO:0009897; C:external side of plasma membrane; IEA:Ensembl.
DR GO; GO:0005615; C:extracellular space; IEA:Ensembl.
DR GO; GO:0001650; C:fibrillar center; IEA:Ensembl.
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:UniProtKB-UniRule.
DR GO; GO:0019838; F:growth factor binding; IEA:TreeGrafter.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0002020; F:protease binding; IEA:Ensembl.
DR GO; GO:0042803; F:protein homodimerization activity; IEA:Ensembl.
DR GO; GO:0042169; F:SH2 domain binding; IEA:Ensembl.
DR GO; GO:0005020; F:stem cell factor receptor activity; IEA:Ensembl.
DR GO; GO:0030036; P:actin cytoskeleton organization; IEA:Ensembl.
DR GO; GO:0050910; P:detection of mechanical stimulus involved in sensory perception of sound; IEA:Ensembl.
DR GO; GO:0048565; P:digestive tract development; IEA:Ensembl.
DR GO; GO:0035234; P:ectopic germ cell programmed cell death; IEA:Ensembl.
DR GO; GO:0035162; P:embryonic hemopoiesis; IEA:Ensembl.
DR GO; GO:0030218; P:erythrocyte differentiation; IEA:Ensembl.
DR GO; GO:0038162; P:erythropoietin-mediated signaling pathway; IEA:Ensembl.
DR GO; GO:0038093; P:Fc receptor signaling pathway; IEA:UniProtKB-UniRule.
DR GO; GO:0006687; P:glycosphingolipid metabolic process; IEA:Ensembl.
DR GO; GO:0035701; P:hematopoietic stem cell migration; IEA:Ensembl.
DR GO; GO:0002327; P:immature B cell differentiation; IEA:Ensembl.
DR GO; GO:0006954; P:inflammatory response; IEA:Ensembl.
DR GO; GO:0035556; P:intracellular signal transduction; IEA:Ensembl.
DR GO; GO:0030032; P:lamellipodium assembly; IEA:Ensembl.
DR GO; GO:0002320; P:lymphoid progenitor cell differentiation; IEA:Ensembl.
DR GO; GO:0008584; P:male gonad development; IEA:Ensembl.
DR GO; GO:0002551; P:mast cell chemotaxis; IEA:Ensembl.
DR GO; GO:0043303; P:mast cell degranulation; IEA:Ensembl.
DR GO; GO:0060374; P:mast cell differentiation; IEA:Ensembl.
DR GO; GO:0070662; P:mast cell proliferation; IEA:Ensembl.
DR GO; GO:0035855; P:megakaryocyte development; IEA:Ensembl.
DR GO; GO:0097326; P:melanocyte adhesion; IEA:Ensembl.
DR GO; GO:0030318; P:melanocyte differentiation; IEA:Ensembl.
DR GO; GO:0097324; P:melanocyte migration; IEA:Ensembl.
DR GO; GO:0002318; P:myeloid progenitor cell differentiation; IEA:Ensembl.
DR GO; GO:0051093; P:negative regulation of developmental process; IEA:Ensembl.
DR GO; GO:0043069; P:negative regulation of programmed cell death; IEA:Ensembl.
DR GO; GO:2000242; P:negative regulation of reproductive process; IEA:Ensembl.
DR GO; GO:0001541; P:ovarian follicle development; IEA:Ensembl.
DR GO; GO:0030335; P:positive regulation of cell migration; IEA:TreeGrafter.
DR GO; GO:0002732; P:positive regulation of dendritic cell cytokine production; IEA:Ensembl.
DR GO; GO:0043410; P:positive regulation of MAPK cascade; IEA:Ensembl.
DR GO; GO:0032765; P:positive regulation of mast cell cytokine production; IEA:Ensembl.
DR GO; GO:0070668; P:positive regulation of mast cell proliferation; IEA:Ensembl.
DR GO; GO:0046427; P:positive regulation of receptor signaling pathway via JAK-STAT; IEA:Ensembl.
DR GO; GO:1905065; P:positive regulation of vascular associated smooth muscle cell differentiation; IEA:Ensembl.
DR GO; GO:0008360; P:regulation of cell shape; IEA:Ensembl.
DR GO; GO:0009314; P:response to radiation; IEA:Ensembl.
DR GO; GO:0007286; P:spermatid development; IEA:Ensembl.
DR GO; GO:0048863; P:stem cell differentiation; IEA:Ensembl.
DR GO; GO:0030217; P:T cell differentiation; IEA:Ensembl.
DR CDD; cd00096; Ig; 1.
DR CDD; cd05860; IgI_4_SCFR; 1.
DR CDD; cd05104; PTKc_Kit; 1.
DR FunFam; 1.10.510.10:FF:000177; Mast/stem cell growth factor receptor; 1.
DR FunFam; 2.60.40.10:FF:000422; Mast/stem cell growth factor receptor; 1.
DR FunFam; 2.60.40.10:FF:000429; Mast/stem cell growth factor receptor; 1.
DR FunFam; 2.60.40.10:FF:000469; Mast/stem cell growth factor receptor; 1.
DR FunFam; 2.60.40.10:FF:000544; Mast/stem cell growth factor receptor; 1.
DR FunFam; 2.60.40.10:FF:000815; 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; IPR007110; Ig-like_dom.
DR InterPro; IPR036179; Ig-like_dom_sf.
DR InterPro; IPR013783; Ig-like_fold.
DR InterPro; IPR003599; Ig_sub.
DR InterPro; IPR003598; Ig_sub2.
DR InterPro; IPR013151; Immunoglobulin_dom.
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; IPR027263; SCGF_receptor.
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:SF46; MAST_STEM CELL GROWTH FACTOR RECEPTOR KIT; 1.
DR PANTHER; PTHR24416; TYROSINE-PROTEIN KINASE RECEPTOR; 1.
DR Pfam; PF00047; ig; 1.
DR Pfam; PF25305; Ig_PDGFR_d4; 1.
DR Pfam; PF07714; PK_Tyr_Ser-Thr; 1.
DR PIRSF; PIRSF500951; SCGF_recepter; 1.
DR PIRSF; PIRSF000615; TyrPK_CSF1-R; 1.
DR PRINTS; PR01832; VEGFRECEPTOR.
DR SMART; SM00409; IG; 4.
DR SMART; SM00408; IGc2; 3.
DR SMART; SM00219; TyrKc; 1.
DR SUPFAM; SSF48726; Immunoglobulin; 3.
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|PIRNR:PIRNR500951};
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475,
KW ECO:0000256|PIRNR:PIRNR500951};
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};
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|PIRNR:PIRNR500951};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|PIRNR:PIRNR500951};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|PIRNR:PIRNR500951};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR500951};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR500951};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Receptor {ECO:0000256|ARBA:ARBA00023170, ECO:0000256|PIRNR:PIRNR500951};
KW Reference proteome {ECO:0000313|Proteomes:UP000005225};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Signal {ECO:0000256|ARBA:ARBA00022729};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR500951};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|PIRNR:PIRNR500951};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|PIRNR:PIRNR500951};
KW Tyrosine-protein kinase {ECO:0000256|ARBA:ARBA00023137,
KW ECO:0000256|PIRNR:PIRNR500951};
KW Ubl conjugation {ECO:0000256|ARBA:ARBA00022843}.
FT TRANSMEM 520..543
FT /note="Helical"
FT /evidence="ECO:0000256|PIRNR:PIRNR500951"
FT DOMAIN 211..307
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 584..932
FT /note="Protein kinase"
FT /evidence="ECO:0000259|PROSITE:PS50011"
FT ACT_SITE 787
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-1"
FT BINDING 563
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 591..598
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 618
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2,
FT ECO:0000256|PROSITE-ProRule:PRU10141"
FT BINDING 666..672
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 791
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 792
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 805
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT SITE 931
FT /note="Important for interaction with phosphotyrosine-
FT binding proteins"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-4"
SQ SEQUENCE 971 AA; 108877 MW; E62E2EA1021026D4 CRC64;
LMVSSLKWDC HFLPCCLEIH AGSSQPSVSP GELSPPFIHP TKSELIVNVG TELRLLCTDP
GFVKWTFEIL NQMRENKLNE WIMEKAEATN TGRYTCTNEH GLSSSIYVFV RDPAKLFLVD
RFLYGKEDTD VLVRCPLTDP EVANYSLTGC QGKPLPKDLR FVPDPKAGIT IRSVKRAYHR
LCLHCSADQE GKPVLSDKFT LKVRPAFKAV PVVSVSKTRA LLREGEEFTV TCTIKDVSSS
VDSVWIGDSG QTKAQVKQNS WHHGDFNYER QETLTVSSAR VNDSGVFTCY ANNTFGSANV
TTTLEVVDKG FIHTFPLTNT TVFVNDGENV DLIVEYEAYP KPEQQQWTYM NRTFADKWEH
YPKSQNESNI RYVSELHLTR LKGTEGGTYT FLVSNSDVNA SIAFNVYVTT KPEILTYDRL
MNGMLQCVAA GFPEPTIDWY FCPGTEQRCS APVLPVGVQI QNSSGPPFGR LVVQSSIDSS
AFKHNGTVEC KASNDVGKTS AYFNFAFKEQ IHSHTLFTPL LIGFVVVAGM MCVIVMILTY
KYLQKPMYEV QWKVVEEING NNYVYIDPTQ LPYDHKWEFP RNRLSFGKTL GAGAFGKVVE
ATAYGLIKSD SAMTVAVKML KPSAHLTERE ALMSELKVLS YLGNHMNIVN LLGACTIGGP
TLVITEYCCY GDLLNFLRRK RDSFICSKQE DHAEAALYKN LLHSKGSTCS DSTNEYMDMK
PGVSYVVPTK SDKRRSARIG SYIERDVTSA IIEDDELALD LEDLLSFSYQ VAKGMAFLAS
KNCIHRDLAA RNILLTHGRI TKICDFGLAR DIKNDSNYVV KGNARLPVKW MAPESIFNCV
YTFESDVWSY GIFLWELFSL GSSPYPGMPV DSKFYKMIKE GFRMLSPEHA PAEMYDIMKT
CWDADPLKRP TFKQIVQLIE KQISDSTSHI YSNLANCNPN PENPVVDHSV RINSVGSTAS
SSQPLLVHED V
//
