2016
Elucidating the Origin of Long Residence Time Binding for Inhibitors of the Metalloprotease Thermolysin
Cramer J, Krimmer S, Fridh V, Wulsdorf T, Karlsson R, Heine A, Klebe G. Elucidating the Origin of Long Residence Time Binding for Inhibitors of the Metalloprotease Thermolysin. ACS Chemical Biology 2016, 12: 225-233. PMID: 27959500, DOI: 10.1021/acschembio.6b00979.Peer-Reviewed Original ResearchConceptsCharge-assisted hydrogen bondsMetalloprotease thermolysinSurface plasmon resonance spectroscopyDrug discoveryHigh-resolution crystal structuresPlasmon resonance spectroscopyKinetic dataProtein-ligand interactionsStructure-kinetic relationshipsRational drug discoveryHigh conservationHydrogen bondsDissociation rate constantsStrength of interactionThermolysin inhibitorsMetalloprotease familyCrystal structureMolecular mechanismsSide chainsStrand motifResonance spectroscopyStructural motifsRate constantsRate-limiting stepLigand releaseImpact of Surface Water Layers on Protein–Ligand Binding: How Well Are Experimental Data Reproduced by Molecular Dynamics Simulations in a Thermolysin Test Case?
Betz M, Wulsdorf T, Krimmer S, Klebe G. Impact of Surface Water Layers on Protein–Ligand Binding: How Well Are Experimental Data Reproduced by Molecular Dynamics Simulations in a Thermolysin Test Case? Journal Of Chemical Information And Modeling 2016, 56: 223-233. PMID: 26691064, DOI: 10.1021/acs.jcim.5b00621.Peer-Reviewed Original ResearchConceptsObserved structure-activity relationshipsLocal water structureProtein-ligand bindingMolecular dynamics simulationsStructure-activity relationshipsHigh-resolution crystal structuresSolvation sitesWater structureSurface water networkWater rearrangementCrystal structureDesolvation effectsDifference electronMolecular dynamicsDynamics simulationsLigand portionWater networkDrug bindingContribution of waterWater layerComplexesSurface water layerWaterPhosphonamidatesStructure
2014
Methyl, Ethyl, Propyl, Butyl: Futile But Not for Water, as the Correlation of Structure and Thermodynamic Signature Shows in a Congeneric Series of Thermolysin Inhibitors
Krimmer S, Betz M, Heine A, Klebe G. Methyl, Ethyl, Propyl, Butyl: Futile But Not for Water, as the Correlation of Structure and Thermodynamic Signature Shows in a Congeneric Series of Thermolysin Inhibitors. ChemMedChem 2014, 9: 833-846. PMID: 24623396, DOI: 10.1002/cmdc.201400013.Peer-Reviewed Original ResearchConceptsWater moleculesFirst solvation layerThermodynamic binding profilesProtein-ligand binding processHigh-resolution crystal structuresIsothermal titration calorimetrySolvation patternsCorrelation of structureSolvation layerEntropy-driven bindingThermolysin inhibitorsCongeneric seriesSingle methyl groupCrystal structureWater arrangementSolvent-exposed surfaceTitration calorimetryBinding processMethyl groupS2 pocketSubstituentsComplex formationBinding propertiesLigand binding propertiesBiological systems