ID A0A8C4YKK0_9SAUR Unreviewed; 918 AA.
AC A0A8C4YKK0;
DT 19-JAN-2022, integrated into UniProtKB/TrEMBL.
DT 19-JAN-2022, sequence version 1.
DT 28-JAN-2026, entry version 21.
DE RecName: Full=receptor protein-tyrosine kinase {ECO:0000256|ARBA:ARBA00011902};
DE EC=2.7.10.1 {ECO:0000256|ARBA:ARBA00011902};
DE AltName: Full=Tyrosine-protein kinase Kit {ECO:0000256|ARBA:ARBA00032147};
GN Name=KIT {ECO:0000313|Ensembl:ENSGEVP00005026475.1};
OS Gopherus evgoodei (Goodes thornscrub tortoise).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Testudinata; Testudines; Cryptodira; Durocryptodira;
OC Testudinoidea; Testudinidae; Gopherus.
OX NCBI_TaxID=1825980 {ECO:0000313|Ensembl:ENSGEVP00005026475.1, ECO:0000313|Proteomes:UP000694390};
RN [1] {ECO:0000313|Ensembl:ENSGEVP00005026475.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Murphy B., Edwards T., Rhie A., Koren S., Phillippy A., Fedrigo O.,
RA Haase B., Mountcastle J., Lewin H., Damas J., Howe K., Formenti G.,
RA Myers G., Durbin R., Jarvis E.D.;
RT "G10K-VGP Goodes thornscrub tortoise genome, primary haplotype.";
RL Submitted (JUN-2019) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Ensembl:ENSGEVP00005026475.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [3] {ECO:0000313|Ensembl:ENSGEVP00005026475.1}
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; A0A8C4YKK0; -.
DR Ensembl; ENSGEVT00005027855.1; ENSGEVP00005026475.1; ENSGEVG00005015429.1.
DR GeneTree; ENSGT00940000155626; -.
DR OrthoDB; 6077854at2759; -.
DR Proteomes; UP000694390; Chromosome 5.
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:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004714; F:transmembrane receptor protein tyrosine kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0030183; P:B cell differentiation; IEA:TreeGrafter.
DR GO; GO:0038093; P:Fc receptor signaling pathway; IEA:InterPro.
DR GO; GO:0002244; P:hematopoietic progenitor cell differentiation; IEA:TreeGrafter.
DR GO; GO:0038109; P:Kit signaling pathway; IEA:InterPro.
DR GO; GO:0030335; P:positive regulation of cell migration; IEA:TreeGrafter.
DR GO; GO:0046427; P:positive regulation of receptor signaling pathway via JAK-STAT; IEA:TreeGrafter.
DR CDD; cd00096; Ig; 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:000469; 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; 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; PF13927; Ig_3; 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; 5.
DR SMART; SM00408; IGc2; 3.
DR SMART; SM00219; TyrKc; 1.
DR SUPFAM; SSF48726; Immunoglobulin; 4.
DR SUPFAM; SSF56112; Protein kinase-like (PK-like); 1.
DR PROSITE; PS50835; IG_LIKE; 2.
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|ARBA:ARBA00022842, ECO:0000256|PIRSR:PIRSR000615-3};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW 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:UP000694390};
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 472..495
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 169..261
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 360..453
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 536..883
FT /note="Protein kinase"
FT /evidence="ECO:0000259|PROSITE:PS50011"
FT ACT_SITE 738
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-1"
FT BINDING 515
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 543..550
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 570
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2,
FT ECO:0000256|PROSITE-ProRule:PRU10141"
FT BINDING 618..624
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 742
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 743
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 756
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT SITE 882
FT /note="Important for interaction with phosphotyrosine-
FT binding proteins"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-4"
SQ SEQUENCE 918 AA; 103017 MW; B04387C120E0B345 CRC64;
QEVRLRCNDD SPVTWDFQNS DPSGKPKHFS NKEWSIKNAS AKDTGRYICQ NKESLNTSIY
VFVKDKFVYP HILFLTDSDP FIYVKEDSDA LVACPVTDPD VSHFTLKLCG GKPFPENLTF
ISNPEKGIFI KNVQRSFKGC YQCSAKRNGV ETISENKYLI VRPVHKTLPV ITLSKPSQLL
KEGEEFEVTC TIRDVDSSLK ANWIPQNNTT CEQTRSPNIG DYEYERKLTL SIRSVGVNDS
GAFTCQARNS FGSSNVTITL NVLDKGFVNV STTKNTTVDV NAGENLNLIV EYEAYPRPEE
EVWLYMNETL HNSSDHYVKF KTVDNNSNNC GTEGGIYTFF VSNSDAKSSL TFNVYVNTKP
EILTSDRLSN GMLQCVAAGF PAPTIDWHFC PGTEQRCFDS PAISPVDVKI YSRNSSFPSF
GRIVVESTID ASTFKNNGTI SCEASNEVAR STAFFNFAVK ERISTHTLFT PLLIGFGVAA
GLMCIVVMIL VYKYLQKPKY EVQWKVVEEI NGNNYVYIDP TQLPYDQKWE FPRNRLSFGK
TLGAGAFGKV VEATAYGLFK SDAAMTVAVK MLKPSAHLTE REALMSELKV LSYLGNHINI
VNLLGACTVG GPTLVITEYC CYGDLLNFLR RKRDSFICPK HDEYAETTVY ENLLHQKEPA
CDVINKYMDM KPGVSYVVPP KADKRRSGRT GSYMDQDVTI AILEDDELAL DVEVLLSFSY
QVAKGMSFLA SKNCIHRDLA ARNILLTHGR ITKICDFGLA RDIKNDSNYV VKGNARLPVK
WMAPESIFNC VYTFESDVWS YGILLWELFS LGSSPYPGMA VDSKFYKMIK EGYRMFSPEC
APVEMYEIMK SCWDADPLQR PTFKQIVQLI EQQLSDNANH AYSNFSPHQG NAADHSVRIN
SVGSNASSTQ PLLVREDA
//
