ID A0A2K6GC32_PROCO Unreviewed; 972 AA.
AC A0A2K6GC32;
DT 28-MAR-2018, integrated into UniProtKB/TrEMBL.
DT 28-MAR-2018, sequence version 1.
DT 28-JAN-2026, entry version 43.
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:ENSPCOP00000023779.1};
OS Propithecus coquereli (Coquerel's sifaka) (Propithecus verreauxi
OS coquereli).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Strepsirrhini; Lemuriformes;
OC Indriidae; Propithecus.
OX NCBI_TaxID=379532 {ECO:0000313|Ensembl:ENSPCOP00000023779.1, ECO:0000313|Proteomes:UP000233160};
RN [1] {ECO:0000313|Ensembl:ENSPCOP00000023779.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [2] {ECO:0000313|Ensembl:ENSPCOP00000023779.1}
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 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 RefSeq; XP_012496559.1; XM_012641105.1.
DR AlphaFoldDB; A0A2K6GC32; -.
DR STRING; 379532.ENSPCOP00000023779; -.
DR Ensembl; ENSPCOT00000034459.1; ENSPCOP00000023779.1; ENSPCOG00000024040.1.
DR GeneID; 105807681; -.
DR KEGG; pcoq:105807681; -.
DR CTD; 3815; -.
DR GeneTree; ENSGT00940000155626; -.
DR OMA; CDSTNEY; -.
DR Proteomes; UP000233160; 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 SMART; SM00409; IG; 3.
DR SMART; SM00408; IGc2; 1.
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:UP000233160};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Signal {ECO:0000256|ARBA:ARBA00022729, ECO:0000256|PIRNR:PIRNR500951};
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 SIGNAL 1..25
FT /evidence="ECO:0000256|PIRNR:PIRNR500951"
FT CHAIN 26..972
FT /note="Mast/stem cell growth factor receptor"
FT /evidence="ECO:0000256|PIRNR:PIRNR500951"
FT /id="PRO_5014212890"
FT TRANSMEM 521..544
FT /note="Helical"
FT /evidence="ECO:0000256|PIRNR:PIRNR500951"
FT DOMAIN 212..308
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 585..933
FT /note="Protein kinase"
FT /evidence="ECO:0000259|PROSITE:PS50011"
FT ACT_SITE 788
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-1"
FT BINDING 564
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 592..599
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 619
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2,
FT ECO:0000256|PROSITE-ProRule:PRU10141"
FT BINDING 667..673
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 792
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 793
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 806
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT SITE 932
FT /note="Important for interaction with phosphotyrosine-
FT binding proteins"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-4"
SQ SEQUENCE 972 AA; 109112 MW; 63A7E41663782291 CRC64;
MRGARGAWDF LCLLLLLLRV QTGSSQPSVS PGEPSPPSIH PAKSELIVTV GNEIRLLCTD
PGFVKWTFEI LGEMSENEHN EWITENAEAT NTGKYTCTNE AGLSSSIYVF VRDPEKLFLV
DRSLYGKEDT DTLVRCPLTD PEVTNYSLKG CQGKPLPKDL RFVPDPKAGI TIRSVKRAYH
RLCLHCSADQ EGKEVLSDKI ILKVRPAFKA IPIVSVSKAR YLLREGEEFT VTCTIKDVSS
SVDSMWIGEN SQTKAQVKQN SWHHGDFNYE RQETLTISSA RVNDSGVFTC YASNTFGSAN
VTTTLEVVDK GFIHIFPMMN TTIFVNDGEN VDLIVEYEAY PKPERQQWIY MNRTFTDKWE
DYPKSQNESN IRYVSELHLT RLKGTEGGTY TFLVSNSDVN ASIAFSVYVN TKPEILTYDR
LVNGMLQCVA AGFPEPTIDW YFCPGTEQRC SAPVVPVDVQ IQNSSGPAFG KLVVQSSIDS
GAFKHNGTVE CKAYNDVGKT SAYFNFAFKE QIHPHTLFTP LLIGFVIVAG MMCIVVMILT
YKYLQKPMYE VQWKVVEEIN GNNYVYIDPT QLPYDHKWEF PRNRLSFGKT LGAGAFGKVV
EATAYGLIKS DSAMTVAVKM LKPSAHLTER EALMSELKVL SYLGNHMNIV NLLGACTIGG
PTLVITEYCC YGDLLNFLRR KRDSFICSKQ EDQSEAALYK NLLHSKESSC NDSTNEYMDM
KPGVSYVVPT KVDKRRSARI GSYIEREVTP SVMEDDELAL DLEDLLSFSY QVAKGMAFLA
SKNCIHRDLA ARNILLTHGR ITKICDFGLA RDIKNDSNYV VKGNARLPVK WMAPESIFNC
VYTFESDVWS YGIFLWELFS LGSSPYPGMP VDSKFYKMIK EGFRMLSPEH APAEMYDIMK
TCWDADPLKR PTFKQIVQLI EKQISDSTNH IYSNLANCSP NPENPVVAHS VRINSVGSTA
SSSQPLLVQE DV
//