2016
Protein Structure and Function: Looking through the Network of Side-Chain Interactions.
Bhattacharyya M, Ghosh S, Vishveshwara S. Protein Structure and Function: Looking through the Network of Side-Chain Interactions. Current Protein And Peptide Science 2016, 17: 4-25. PMID: 26412788, DOI: 10.2174/1389203716666150923105727.Peer-Reviewed Original ResearchConceptsNetwork theoryImportant problemComplex biological problemsProtein structure networksBipartite networksStructure networkEquilibrium structureModel validationDifferent schemesBiological problemsProblemNetwork approachTheoryNetwork metricsGeneral applicationComplex phenomenonGeneral featuresFormalismNetworkLarge numberProtein structureGeometrySpecific featuresBiological dataEnsemble
2013
An automated approach to network features of protein structure ensembles
Bhattacharyya M, Bhat CR, Vishveshwara S. An automated approach to network features of protein structure ensembles. Protein Science 2013, 22: 1399-1416. PMID: 23934896, PMCID: PMC3795498, DOI: 10.1002/pro.2333.Peer-Reviewed Original ResearchMeSH KeywordsBacterial ProteinsComputational BiologyCrystallography, X-RayMethanocaldococcusModels, MolecularMolecular Dynamics SimulationNuclear Magnetic Resonance, BiomolecularProtein ConformationProteinsReceptors, Adrenergic, beta-2RNA, TransferSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSoftwareTyrosine-tRNA LigaseConceptsStructural ensemblesX-ray structureSide-chain interactionsNMR studiesSingle static structureChemical knowledgeMD trajectoriesLong-range allosteric communicationInteraction energyMultiple X-ray structuresDevelopment/applicationGeneral biological communityStructural dataStructure ensemblesProtein structureProgram packageStructureBiological relevanceProtein structure ensemblesAllosteric communicationAmino acidsTRNA complexHereinComplexesEasy access
2009
Allostery and conformational free energy changes in human tryptophanyl‐tRNA synthetase from essential dynamics and structure networks
Bhattacharyya M, Ghosh A, Hansia P, Vishveshwara S. Allostery and conformational free energy changes in human tryptophanyl‐tRNA synthetase from essential dynamics and structure networks. Proteins Structure Function And Bioinformatics 2009, 78: 506-517. PMID: 19768679, DOI: 10.1002/prot.22573.Peer-Reviewed Original ResearchMeSH KeywordsAllosteric SiteComputational BiologyHumansModels, MolecularMolecular Dynamics SimulationProtein ConformationThermodynamicsTryptophan-tRNA LigaseConceptsHuman tryptophanyl-tRNA synthetaseTryptophanyl-tRNA synthetaseConcept of allosteryProtein structure networksProtein complexesMultidomain proteinsAllosteric communicationFunctional insightsProtein biosynthesisCognate tRNAAllosteric mechanismAllosteryConformational free energy changesEnzymatic catalysisConformational mobilityFlexible regionsMolecular levelAmino acidsProteinStructure networkMolecular-level understandingFree energy landscapePopulation shiftsMolecular dynamics simulationsFree energy changeFunctional correlation of bacterial LuxS with their quaternary associations: interface analysis of the structure networks
Bhattacharyya M, Vishveshwara S. Functional correlation of bacterial LuxS with their quaternary associations: interface analysis of the structure networks. BMC Molecular And Cell Biology 2009, 9: 8. PMID: 19243584, PMCID: PMC2656534, DOI: 10.1186/1472-6807-9-8.Peer-Reviewed Original ResearchConceptsProtein structure networksSequence alignment studiesQuorum sensing moleculesDesign of inhibitorsHigh structural similarityCertain structural detailsGene homologuesStructure comparison methodsFlagellar motilityLux genesHomodimeric proteinDimer interfaceDimeric interfaceAI-2Protein interfacesVariety of functionsQuaternary associationMetabolic regulationSensing moleculesFunctional roleStructure networkProkaryotesX-ray crystallographyProteinToxin production