2008
Crystal structure of the λ repressor and a model for pairwise cooperative operator binding
Stayrook S, Jaru-Ampornpan P, Ni J, Hochschild A, Lewis M. Crystal structure of the λ repressor and a model for pairwise cooperative operator binding. Nature 2008, 452: 1022-1025. PMID: 18432246, DOI: 10.1038/nature06831.Peer-Reviewed Original Research
2007
Prevalence of the EH1 Groucho interaction motif in the metazoan Fox family of transcriptional regulators
Yaklichkin S, Vekker A, Stayrook S, Lewis M, Kessler D. Prevalence of the EH1 Groucho interaction motif in the metazoan Fox family of transcriptional regulators. BMC Genomics 2007, 8: 201. PMID: 17598915, PMCID: PMC1939712, DOI: 10.1186/1471-2164-8-201.Peer-Reviewed Original ResearchConceptsEh1-like motifsFox gene familyFox family proteinsFox proteinsGroucho interaction motifEh1 motifGene familyTranscriptional regulationFOX familyFamily proteinsInteraction motifsStructure predictionWinged helix DNA-binding domainFamily of transcriptional regulatorsSecondary structure predictionDNA-binding domainN-terminal motifSwiss protein databaseManual sequence alignmentFOX family genesDivergent speciesSequence alignmentProtein sequencesProtein databaseTranscriptional corepressorStructural Analysis of Lac Repressor Bound to Allosteric Effectors
Daber R, Stayrook S, Rosenberg A, Lewis M. Structural Analysis of Lac Repressor Bound to Allosteric Effectors. Journal Of Molecular Biology 2007, 370: 609-619. PMID: 17543986, PMCID: PMC2715899, DOI: 10.1016/j.jmb.2007.04.028.Peer-Reviewed Original ResearchConceptsHydrogen bond networkHydrogen bondsExtensive hydrogen-bonding networkWater-mediated hydrogen bond networkSugar ringBond networkCrystal structureHydroxyl groupsAllosteric transitionEffector moleculesAnti-inducerSmall moleculesAtomic detailMoleculesStructural conformationC-terminal sub-domainBondsApo-repressorHydrogenHydroxylRepressor functionLac operonLac repressorN-terminalRepressor
2006
The Structural Basis of Cooperative Regulation at an Alternate Genetic Switch
Pinkett H, Shearwin K, Stayrook S, Dodd I, Burr T, Hochschild A, Egan J, Lewis M. The Structural Basis of Cooperative Regulation at an Alternate Genetic Switch. Molecular Cell 2006, 21: 605-615. PMID: 16507359, DOI: 10.1016/j.molcel.2006.01.019.Peer-Reviewed Original ResearchConceptsGenetic switchC-terminal domainTemperate bacteriophagesCooperativity mutantsBacteriophage lambdaGene regulationRegulatory regionsRepressor monomersGenetic screeningGenetic studiesMolecular basisRepressorStructural basisRegulatory activityBacteriophageCooperative regulationRegulationLambdaMutantsGenesTemperate