2010
Quantitative Characterization of the Interactions among c-myc Transcriptional Regulators FUSE, FBP, and FIR
Hsiao HH, Nath A, Lin CY, Folta-Stogniew EJ, Rhoades E, Braddock DT. Quantitative Characterization of the Interactions among c-myc Transcriptional Regulators FUSE, FBP, and FIR. Biochemistry 2010, 49: 4620-4634. PMID: 20420426, DOI: 10.1021/bi9021445.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBase SequenceCarrier ProteinsDimerizationDNA HelicasesDNA-Binding ProteinsGuanine Nucleotide Exchange FactorsHumansModels, MolecularMolecular Sequence DataNucleic Acid ConformationProtein BindingProto-Oncogene Proteins c-mycRepressor ProteinsRho Guanine Nucleotide Exchange FactorsRNA Splicing FactorsRNA-Binding ProteinsSolutionsTrans-ActivatorsConceptsDNA strand preferencesProtein-DNA interactionsC-myc transcriptionPotent oncogenic factorHuman c-mycFBP bindsTranscriptional regulationActive transcriptionNear-physiological conditionsTripartite interactionCell homeostasisInhibitory complexStrand preferenceC-MycOncogenic factorRegulatory systemUnique modeTranscriptionStrand DNABiological experimentsComplex formationLow micromolar rangeDNADifferent conformationsMicromolar range
2007
Dimerization of FIR upon FUSE DNA binding suggests a mechanism of c‐myc inhibition
Crichlow GV, Zhou H, Hsiao HH, Frederick KB, Debrosse M, Yang Y, Folta-Stogniew EJ, Chung HJ, Fan C, De La Cruz EM, Levens D, Lolis E, Braddock D. Dimerization of FIR upon FUSE DNA binding suggests a mechanism of c‐myc inhibition. The EMBO Journal 2007, 27: 277-289. PMID: 18059478, PMCID: PMC2206118, DOI: 10.1038/sj.emboj.7601936.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCrystallography, X-RayDimerizationDNADNA HelicasesDNA-Binding ProteinsDrosophila ProteinsGene Expression RegulationHumansMagnetic Resonance SpectroscopyMolecular Sequence DataPromoter Regions, GeneticProtein BindingProto-Oncogene Proteins c-mycRepressor ProteinsRNA Splicing FactorsRNA-Binding ProteinsTranscription Factor TFIIHConceptsRRM domainDNA bindingFirst RRM domainSecond RRM domainC-myc transcriptional controlSite-directed mutationsDNA upstreamTranscriptional controlInfluences transcriptionC-Myc inhibitionNucleic acid recognitionPromoter sitesP1 promoterAnalogous mutationCell homeostasisC-MycTFIIHProteinLight scattering revealBinding sitesDNATranscriptionSingle strandsMutationsSize exclusion chromatography
2004
Exchange of DNA Base Pairs that Coincides with Recognition of Homology Promoted by E. coli RecA Protein
Folta-Stogniew E, O'Malley S, Gupta R, Anderson KS, Radding CM. Exchange of DNA Base Pairs that Coincides with Recognition of Homology Promoted by E. coli RecA Protein. Molecular Cell 2004, 15: 965-975. PMID: 15383285, DOI: 10.1016/j.molcel.2004.08.017.Peer-Reviewed Original ResearchConceptsE. coli RecA proteinRecognition of homologyColi RecA proteinRecA proteinBase pairsStrand exchangeSynaptic complexDouble-strand breaksT base pairsStopped-flow fluorescenceGenetic recombinationSingle strandsHomologyUnresolved mechanismDuplex DNADNA base pairsDNARate of exchangeProteinDynamic structureComplexesStrandsBasis exchangeRate of formationMechanism
1999
Human Rad51 Protein Can Form Homologous Joints in the Absence of Net Strand Exchange*
Gupta R, Folta-Stogniew E, Radding C. Human Rad51 Protein Can Form Homologous Joints in the Absence of Net Strand Exchange*. Journal Of Biological Chemistry 1999, 274: 1248-1256. PMID: 9880493, DOI: 10.1074/jbc.274.3.1248.Peer-Reviewed Original ResearchConceptsStrand exchangeRecA proteinEscherichia coli RecA proteinColi RecA proteinHuman Rad51 proteinDNA strand exchange reactionStrand exchange reactionEukaryotic homologsHsRad51 proteinRad51 proteinHomologous pairingGC contentCentral enzymeHeteroduplex DNABiological roleHsRad51Oligonucleotide substratesRich DNAGC compositionHuman DNAProteinLinear duplexHomologous jointsDNAGC pairs
1997
RecA tests homology at both pairing and strand exchange
Bazemore L, Folta-Stogniew E, Takahashi M, Radding C. RecA tests homology at both pairing and strand exchange. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 11863-11868. PMID: 9342328, PMCID: PMC23638, DOI: 10.1073/pnas.94.22.11863.Peer-Reviewed Original Research