2024
Catalytic Enantioselective Sulfoxidation of Functionalized Thioethers Mediated by Aspartic Acid-Containing Peptides
Huth S, Tampellini N, Guerrero M, Miller S. Catalytic Enantioselective Sulfoxidation of Functionalized Thioethers Mediated by Aspartic Acid-Containing Peptides. Organic Letters 2024, 26: 6872-6877. PMID: 39102356, PMCID: PMC11329351, DOI: 10.1021/acs.orglett.4c02452.Peer-Reviewed Original ResearchConceptsEnantioselective oxidation of sulfidesModel of transition stateLevels of enantioinductionOxidation of sulfidesChiral sulfoxidesPeptide catalystsTransition stateEnantioselective sulfoxidationAspartic acid-containing peptidesSulfoxideThioethersEnantioinductionCatalystMoietySubstrateHydrogenSulfideExperimental evidence
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 strategyA2-2ComplexesExperimental Lineage and Functional Analysis of a Remotely Directed Peptide Epoxidation Catalyst
Lichtor PA, Miller SJ. Experimental Lineage and Functional Analysis of a Remotely Directed Peptide Epoxidation Catalyst. Journal Of The American Chemical Society 2014, 136: 5301-5308. PMID: 24690108, PMCID: PMC4333582, DOI: 10.1021/ja410567a.Peer-Reviewed Original Research
2013
Asymmetric Catalysis at a Distance: Catalytic, Site-Selective Phosphorylation of Teicoplanin
Han S, Miller SJ. Asymmetric Catalysis at a Distance: Catalytic, Site-Selective Phosphorylation of Teicoplanin. Journal Of The American Chemical Society 2013, 135: 12414-12421. PMID: 23924210, PMCID: PMC3790668, DOI: 10.1021/ja406067v.Peer-Reviewed Original ResearchConceptsTeicoplanin A2-2Site-selective phosphorylationPeptide-based catalystsSmall-molecule catalystsX-ray crystal structureCatalyst-substrate interactionsSet of catalystsDistinct hydroxyl groupsAsymmetric catalysisCatalytic controlStructural assignmentCatalystTeicoplanin derivativesNatural productsGlycopeptide structuresHydroxyl groupsCrystal structureMass spectrometryMechanistic studiesBiological activityCatalytic moietyAdditional functionalityCatalysisMoietySpectroscopyAn efficient chemical synthesis of carboxylate-isostere analogs of daptomycin
Yoganathan S, Yin N, He Y, Mesleh MF, Gu YG, Miller SJ. An efficient chemical synthesis of carboxylate-isostere analogs of daptomycin. Organic & Biomolecular Chemistry 2013, 11: 4680-4685. PMID: 23752953, PMCID: PMC4033608, DOI: 10.1039/c3ob40924d.Peer-Reviewed Original ResearchConceptsSide-chain carboxylic acid groupsDirect synthetic procedureEfficient chemical synthesisCarboxylic acid groupsCarboxylic acid moietySynthetic procedureChemical synthesisBackbone cyclizationEsterification protocolAcid groupsAcid moietyCarboxylate isosteresBackbone amidesSynthesisAspartic acidGlutamic acidAcidMoietyAnaloguesCyclizationEfficient methodIsosteresAmidesHerein