2017
Desymmetrization of Diarylmethylamido Bis(phenols) through Peptide-Catalyzed Bromination: Enantiodivergence as a Consequence of a 2 amu Alteration at an Achiral Residue within the Catalyst
Hurtley AE, Stone EA, Metrano AJ, Miller SJ. Desymmetrization of Diarylmethylamido Bis(phenols) through Peptide-Catalyzed Bromination: Enantiodivergence as a Consequence of a 2 amu Alteration at an Achiral Residue within the Catalyst. The Journal Of Organic Chemistry 2017, 82: 11326-11336. PMID: 29020446, PMCID: PMC5738245, DOI: 10.1021/acs.joc.7b02339.Peer-Reviewed Original ResearchMeSH KeywordsCatalysisCrystallography, X-RayHalogenationKineticsModels, MolecularMolecular StructurePeptidesPhenolsStereoisomerism
2016
Diversity of Secondary Structure in Catalytic Peptides with β‑Turn-Biased Sequences
Metrano AJ, Abascal NC, Mercado BQ, Paulson EK, Hurtley AE, Miller SJ. Diversity of Secondary Structure in Catalytic Peptides with β‑Turn-Biased Sequences. Journal Of The American Chemical Society 2016, 139: 492-516. PMID: 28029251, PMCID: PMC5312972, DOI: 10.1021/jacs.6b11348.Peer-Reviewed Original ResearchMeSH KeywordsCatalysisCrystallography, X-RayModels, MolecularPeptidesProtein ConformationQuantum TheoryConceptsPeptide-based catalystsSolid-state structural featuresΒ-turn secondary structureX-ray crystal structureProton chemical shiftsCorresponding solution structuresSymmetry-independent moleculesX-ray crystallographyAccessible transition stateGround state conformationSeries of tetrapeptidesChemical shiftsDifferent peptide sequencesEnantioselective reactionsSecondary structureCatalytic activityBromination reactionSame unit cellCatalytic peptidesTransition stateCrystal structureCatalystState conformationComputational studyConformational equilibriumSynthesis and evaluation of phenylalanine-derived trifluoromethyl ketones for peptide-based oxidation catalysis
Featherston AL, Miller SJ. Synthesis and evaluation of phenylalanine-derived trifluoromethyl ketones for peptide-based oxidation catalysis. Bioorganic & Medicinal Chemistry 2016, 24: 4871-4874. PMID: 27452284, PMCID: PMC5053897, DOI: 10.1016/j.bmc.2016.07.012.Peer-Reviewed Original ResearchMeSH KeywordsCatalysisCrystallography, X-RayEpoxy CompoundsKetonesModels, MolecularMolecular StructureOxidation-ReductionPeptidesPhenylalanine
2015
Structure Diversification of Vancomycin through Peptide-Catalyzed, Site-Selective Lipidation: A Catalysis-Based Approach To Combat Glycopeptide-Resistant Pathogens
Yoganathan S, Miller SJ. Structure Diversification of Vancomycin through Peptide-Catalyzed, Site-Selective Lipidation: A Catalysis-Based Approach To Combat Glycopeptide-Resistant Pathogens. Journal Of Medicinal Chemistry 2015, 58: 2367-2377. PMID: 25671771, PMCID: PMC4364393, DOI: 10.1021/jm501872s.Peer-Reviewed Original ResearchConceptsStructure diversificationLipid chain lengthStructure-activity relationship studiesPeptide catalystsCatalytic approachAliphatic hydroxylDerivatization sitesDerivatives 9aGlycopeptide-resistant pathogensNovel antibiotic leadsChain lengthLipid chainsRelationship studiesAntibiotic leadsCatalystCatalysisAntibiotic-resistant infectionsHydroxylHereinScaffoldsBioactivityChainSpectraLipidationIncorporation
2014
X‑ray Crystal Structure of Teicoplanin A2‑2 Bound to a Catalytic Peptide Sequence via the Carrier Protein Strategy
Han S, Le BV, Hajare HS, Baxter RH, Miller SJ. X‑ray Crystal Structure of Teicoplanin A2‑2 Bound to a Catalytic Peptide Sequence via the Carrier Protein Strategy. The Journal Of Organic Chemistry 2014, 79: 8550-8556. PMID: 25147913, PMCID: PMC4168787, DOI: 10.1021/jo501625f.Peer-Reviewed Original ResearchConceptsX-ray crystal structureTeicoplanin A2-2Crystal structurePeptide-based catalystsProtein ligation (IPL) techniqueCatalyst moietyPeptide catalystsComplex crystal structureMolecular arrangementN-methylimidazoleNucleophilic nitrogenObserved selectivitySugar ringCatalystPeptide sequencesT4 lysozymeDerivativesN-acetylglucosaminePhosphorylation reactionMoietyStructureSelectivityProtein strategyA2-2Complexes
2013
Chemical Tailoring of Teicoplanin with Site-Selective Reactions
Pathak TP, Miller SJ. Chemical Tailoring of Teicoplanin with Site-Selective Reactions. Journal Of The American Chemical Society 2013, 135: 8415-8422. PMID: 23692563, PMCID: PMC3800266, DOI: 10.1021/ja4038998.Peer-Reviewed Original ResearchConceptsNew compoundsSelective cross-coupling reactionsChemical reactionsOrthogonal chemical reactionsSite-selective reactionsTotal chemical synthesisCross-coupling reactionsNatural product derivativesTwo-step accessChemical tailoringChemical synthesisProduct derivativesChemical modificationPoor selectivityAntibacterial propertiesAntibiotic teicoplaninReactionChemical alterationImproved analoguesCompoundsUnmet challengeAnaloguesSelectivitySemisynthesisComplex structure
2012
Catalytic Site-Selective Thiocarbonylations and Deoxygenations of Vancomycin Reveal Hydroxyl-Dependent Conformational Effects
Fowler BS, Laemmerhold KM, Miller SJ. Catalytic Site-Selective Thiocarbonylations and Deoxygenations of Vancomycin Reveal Hydroxyl-Dependent Conformational Effects. Journal Of The American Chemical Society 2012, 134: 9755-9761. PMID: 22621706, PMCID: PMC3374881, DOI: 10.1021/ja302692j.Peer-Reviewed Original ResearchConceptsPeptide-based catalystsForm of vancomycinNew compoundsVancomycin derivativesRational designConformational consequencesCatalystConformational effectsNew analoguesSelectivity profileBiological activityThiocarbonylationDeoxygenationNative structureStructural roleHydroxylCompoundsDerivativesAnaloguesSubstrateStructure