Isoform-specific inhibition of FGFR signaling achieved by a de-novo-designed mini-protein
Park JS, Choi J, Cao L, Mohanty J, Suzuki Y, Park A, Baker D, Schlessinger J, Lee S. Isoform-specific inhibition of FGFR signaling achieved by a de-novo-designed mini-protein. Cell Reports 2022, 41: 111545. PMID: 36288716, PMCID: PMC9636537, DOI: 10.1016/j.celrep.2022.111545.Peer-Reviewed Original ResearchConceptsFibroblast growth factor receptorC isoformsFibroblast growth factor ligandsLigand-binding regionSilico design strategyIsoform-specific inhibitionGrowth factor ligandsAlternative splicingCellular signalingRegulated processGrowth factor receptorDevelopment of therapeuticsFGFR isoformsFactor ligandCellular analysisFactor receptorMechanistic insightsKlotho proteinSpecific interactionsMB7Distinct subsetsHigh affinitySplicingSignalingFGFStructures of ligand-occupied β-Klotho complexes reveal a molecular mechanism underlying endocrine FGF specificity and activity
Kuzina ES, Ung PM, Mohanty J, Tome F, Choi J, Pardon E, Steyaert J, Lax I, Schlessinger A, Schlessinger J, Lee S. Structures of ligand-occupied β-Klotho complexes reveal a molecular mechanism underlying endocrine FGF specificity and activity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 7819-7824. PMID: 30944224, PMCID: PMC6475419, DOI: 10.1073/pnas.1822055116.Peer-Reviewed Original ResearchConceptsFGF receptorsPleiotropic cellular responsesFibroblast growth factor (FGF) familyPrimary high-affinity receptorsKlotho proteinChimeric mutantsGrowth factor familyCatalytic subunitFGFR functionRegulatory interactionsTerminal tailPleiotropic cellular effectsFactor familyP motifS motifExtracellular domainMolecular mechanismsIntracellular signalingCellular responsesSame binding siteCellular effectsGeneral mechanismEndocrine FGFsBinary complexBinding sites