2018
The inositol phosphatase SHIP2 enables sustained ERK activation downstream of FGF receptors by recruiting Src kinases
FAFÍLEK, Bohumil; Lukáš BÁLEK; Michaela BOSÁKOVÁ; Miroslav VAŘECHA; Alexandru NITĂ et al.Základní údaje
Originální název
The inositol phosphatase SHIP2 enables sustained ERK activation downstream of FGF receptors by recruiting Src kinases
Autoři
FAFÍLEK, Bohumil; Lukáš BÁLEK; Michaela BOSÁKOVÁ; Miroslav VAŘECHA; Alexandru NITĂ; Tomáš GREGOR; Iva GUDERNOVÁ; Jitka KŘENOVÁ; S. GHOSH; Martin PISKÁČEK; Lucie JONATOVA; Nicole ČERNOHORSKÁ; J.T. ZIEBA; M. KOSTAS; E.M. HAUGSTEN; J. WESCHE; C. ERNEUX; Lukáš TRANTÍREK; D. KRAKOW a Pavel KREJČÍ
Vydání
SCIENCE SIGNALING, WASHINGTON, AMER ASSOC ADVANCEMENT SCIENCE, 2018, 1945-0877
Další údaje
Jazyk
angličtina
Typ výsledku
Článek v odborném periodiku
Obor
10608 Biochemistry and molecular biology
Stát vydavatele
Spojené státy
Utajení
není předmětem státního či obchodního tajemství
Impakt faktor
Impact factor: 6.565
Označené pro přenos do RIV
Ano
Kód RIV
RIV/00216224:14110/18:00101653
Organizační jednotka
Lékařská fakulta
UT WoS
EID Scopus
Klíčová slova anglicky
The inositol phosphatase SHIP2
Příznaky
Mezinárodní význam, Recenzováno
Změněno: 8. 3. 2019 16:00, Mgr. Pavla Foltynová, Ph.D.
Anotace
V originále
Sustained activation of extracellular signal-regulated kinase (ERK) drives pathologies caused by mutations in fibroblast growth factor receptors (FGFRs). We previously identified the inositol phosphatase SHIP2 (also known as INPPL1) as an FGFR-interacting protein and a target of the tyrosine kinase activities of FGFR1, FGFR3, and FGFR4. We report that loss of SHIP2 converted FGF-mediated sustained ERK activation into a transient signal and rescued cell phenotypes triggered by pathologic FGFR-ERK signaling. Mutant forms of SHIP2 lacking phosphoinositide phosphatase activity still associated with FGFRs and did not prevent FGF-induced sustained ERK activation, demonstrating that the adaptor rather than the catalytic activity of SHIP2 was required. SHIP2 recruited Src family kinases to the FGFRs, which promoted FGFR-mediated phosphorylation and assembly of protein complexes that relayed signaling to ERK. SHIP2 interacted with FGFRs, was phosphorylated by active FGFRs, and promoted FGFR-ERK signaling at the level of phosphorylation of the adaptor FRS2 and recruitment of the tyrosine phosphatase PTPN11. Thus, SHIP2 is an essential component of canonical FGF-FGFR signal transduction and a potential therapeutic target in FGFR-related disorders.
Návaznosti
| GA17-09525S, projekt VaV |
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| LH15231, projekt VaV |
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| LQ1601, projekt VaV |
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| NV15-33232A, projekt VaV |
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| NV15-34405A, projekt VaV |
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| ROZV/25/LF/2017, interní kód MU |
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