ID A0A674BG35_SALTR Unreviewed; 970 AA.
AC A0A674BG35;
DT 17-JUN-2020, integrated into UniProtKB/TrEMBL.
DT 17-JUN-2020, sequence version 1.
DT 28-JAN-2026, entry version 28.
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=LOC115190837 {ECO:0000313|Ensembl:ENSSTUP00000070253.1};
OS Salmo trutta (Brown trout).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Protacanthopterygii; Salmoniformes;
OC Salmonidae; Salmoninae; Salmo.
OX NCBI_TaxID=8032 {ECO:0000313|Ensembl:ENSSTUP00000070253.1, ECO:0000313|Proteomes:UP000472277};
RN [1] {ECO:0000313|Ensembl:ENSSTUP00000070253.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (AUG-2025) to UniProtKB.
RN [2] {ECO:0000313|Ensembl:ENSSTUP00000070253.1}
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 AlphaFoldDB; A0A674BG35; -.
DR FunCoup; A0A674BG35; 1318.
DR Ensembl; ENSSTUT00000074612.1; ENSSTUP00000070253.1; ENSSTUG00000030728.1.
DR GeneTree; ENSGT00940000155626; -.
DR InParanoid; A0A674BG35; -.
DR Proteomes; UP000472277; Unassembled WGS sequence.
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: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:0004714; F:transmembrane receptor protein tyrosine kinase activity; IEA:UniProtKB-EC.
DR GO; GO:0001667; P:ameboidal-type cell migration; IEA:UniProtKB-ARBA.
DR GO; GO:0030183; P:B cell differentiation; IEA:TreeGrafter.
DR GO; GO:0038093; P:Fc receptor signaling pathway; IEA:UniProtKB-UniRule.
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 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 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:SF599; MAST_STEM CELL GROWTH FACTOR RECEPTOR; 1.
DR PANTHER; PTHR24416; TYROSINE-PROTEIN KINASE RECEPTOR; 1.
DR Pfam; PF13927; Ig_3; 2.
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; 4.
DR SMART; SM00408; IGc2; 4.
DR SMART; SM00219; TyrKc; 1.
DR SUPFAM; SSF48726; Immunoglobulin; 4.
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|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:UP000472277};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Signal {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..21
FT /evidence="ECO:0000256|PIRNR:PIRNR500951"
FT CHAIN 22..970
FT /note="Mast/stem cell growth factor receptor"
FT /evidence="ECO:0000256|PIRNR:PIRNR500951"
FT /id="PRO_5025721143"
FT TRANSMEM 527..551
FT /note="Helical"
FT /evidence="ECO:0000256|PIRNR:PIRNR500951"
FT DOMAIN 23..110
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 214..310
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 410..514
FT /note="Ig-like"
FT /evidence="ECO:0000259|PROSITE:PS50835"
FT DOMAIN 595..914
FT /note="Protein kinase"
FT /evidence="ECO:0000259|PROSITE:PS50011"
FT REGION 706..741
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 729..741
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 779
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-1"
FT BINDING 574
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 602..609
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 629
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2,
FT ECO:0000256|PROSITE-ProRule:PRU10141"
FT BINDING 677..683
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 783
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-2"
FT BINDING 784
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT BINDING 797
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-3"
FT SITE 923
FT /note="Important for interaction with phosphotyrosine-
FT binding proteins"
FT /evidence="ECO:0000256|PIRSR:PIRSR000615-4"
SQ SEQUENCE 970 AA; 108523 MW; FFC14A3CEA2801C7 CRC64;
MRDNWILIIM QFLLCPLTGW SNPVIFPSGP HLVVPKGGAL ELRCHDNNTN APSTVVPGGV
RWQRERGRRL EGEVEEGGGV VFVRVQSAQG HHMGRYACIN NNTKEHSSIY VFVKDPQSPF
QRSMVNGILV RVGENLTLPC LVTDPDVTLV TLQTCDLQPL PSDLHYHYDP QRGVIIGNAR
KEYEGCYVCL GELASATVRS SQYTVDVRLV PEQPPVISLS QRERVILRRG EQFEITCSSS
NLNPDFSIKW DFPVGARAFQ AHTSHILAGS RGYQRSASLW ITSVNQSDAG TYRCHAHNER
GATADTLHLD VRERGFISML GDSRPSQSAV REGESLSLRV ELESYPRPGT LSWAFNGKTL
HNTTEHVITV QRHRYRYVSE LRLVRVHGSE GGIYTFQANH EDASVNQSFP VYVNSKPVII
SQEGPVDGQV RCVAAGYPAP KITWFYCELP HTRCSHLTNA SQWEQREVAT VTVSDSAFGS
SEVESRLNVT KGDTHTHYHT LECVATVQGE QAYTLFSISE RTVPHKLFTP LLTGVVVTAV
ILSIILVVLL YKYLQKPKFQ IQWKVIDSIH GNNYIYIDPT QLPYDPKWEF PRQKLRFGKT
LGSGAFGKVV RATAYGLCSA DSVMTVAVKM LKPSAHSTEK EALMSELKVL SYLGNHVNIV
NLLGACTVGG PTLVITEYCC YGDLLNFLRR KRETFFSAQA ADGYYRNINN PPEPQRDGNG
SSYMPMRPSE TDRTSSQSDD KGCLSIDELS VDTEDLLSFS YQVAKGMEYI TSKNCIHRDL
AARNILLTQG RVAKICDFGL ARDITTDSNY VLRGNARLPV KWMSPESIFD GVYTLESDVW
SYGILLWEIF SLGSSPYPGM QVGSAFYRMI QEGHRMNRPE VAPTEIYDMM LSCWSEDPLK
RPSFRNLVER TELLLSEDTK NVYLNLSYGA VLPDQQRAAS HRLSSVSSTT ASTQPLLLNT
ADVFLDYDTV
//
