Featured Publications
Chemical Probes Reveal an Extraseptal Mode of Cross-Linking in Staphylococcus aureus
Gautam S, Kim T, Spiegel DA. Chemical Probes Reveal an Extraseptal Mode of Cross-Linking in Staphylococcus aureus. Journal Of The American Chemical Society 2015, 137: 7441-7447. PMID: 26035224, DOI: 10.1021/jacs.5b02972.Peer-Reviewed Original ResearchConceptsCross-linking activityPenicillin-binding proteinsCell divisionPeptidoglycan synthesisCell wall biogenesisEnzyme cross-linking activityCell wall synthesisWall biogenesisModel organismsWall synthesisImportant human pathogenCell wallChemical probesEndogenous substratesHuman pathogensSpherical bacteriaPBP4Distinct modesPeripheral wallDivisionBiogenesisS. aureusOrganismsStaphylococcus aureusProtein
2020
Fluorescent stem peptide mimics: In situ probes for peptidoglycan crosslinking
Gautam S, Kim T, Howell R, Spiegel DA. Fluorescent stem peptide mimics: In situ probes for peptidoglycan crosslinking. Methods In Enzymology 2020, 638: 57-67. PMID: 32416921, DOI: 10.1016/bs.mie.2020.02.016.Peer-Reviewed Case Reports and Technical NotesConceptsBacterial cell wall synthesisSynthetic probesPeptide mimicsPeptidoglycan crosslinkingSynthesisSitu probeKey stepCrosslinkingNumerous classesMechanical strengthNew antibioticsProbeCell wall synthesisPeptidoglycan synthesisSuper-resolution microscopyLive bacteriaWall synthesisReactionCell wallDetailed protocolMicroscopyStaphylococcus aureusHuman pathogens