2022
Plant-specific HDT family histone deacetylases are nucleoplasmins
Bobde R, Kumar A, Vasudevan D. Plant-specific HDT family histone deacetylases are nucleoplasmins. The Plant Cell 2022, 34: 4760-4777. PMID: 36069647, PMCID: PMC9709999, DOI: 10.1093/plcell/koac275.Peer-Reviewed Original ResearchConceptsN-terminal domainHistone chaperonesH2A/H2B dimersHistones H3/H4H3/H4Nucleosome dynamicsH2B dimersSequence similarityHistone acetyltransferaseEnigmatic familyHistone acetylationFunctional characterizationNucleoplasminGene expressionHistone deacetylasesC-terminalHistone deacetylaseUrea conditionsHistone oligomersSolution structureChaperonesDifferent familiesArabidopsis
2021
In Vitro Characterization of Histone Chaperones using Analytical, Pull-Down and Chaperoning Assays.
Bobde R, Saharan K, Baral S, Gandhi S, Samal A, Sundaram R, Kumar A, Singh A, Datta A, Vasudevan D. In Vitro Characterization of Histone Chaperones using Analytical, Pull-Down and Chaperoning Assays. Journal Of Visualized Experiments 2021 PMID: 35037657, DOI: 10.3791/63218.Peer-Reviewed Original ResearchConceptsHistone chaperonesH3/H4 tetramersNucleosome assembly processH3/H4H2A/H2BCore histones H2APull-down assaysAnalytical size exclusion chromatographyEukaryotic chromatinH4 tetramersHistone H2AH2A/Core histonesHistone octamerSingle copyChaperonesHistonesCellular cytoplasmDiverse classChromatinProteinDNAH2BH4Non-specific interactions
2019
Structure-function relationship of H2A-H2B specific plant histone chaperones
Kumar A, Vasudevan D. Structure-function relationship of H2A-H2B specific plant histone chaperones. Cell Stress And Chaperones 2019, 25: 1-17. PMID: 31707537, PMCID: PMC6985425, DOI: 10.1007/s12192-019-01050-7.Peer-Reviewed Original ResearchConceptsHistone chaperonesNucleosome assembly proteinChromatin organizationStructure-function relationshipsPlant chromatin organizationNucleosome assembly/Dynamic chromatin organizationVital nuclear functionsPlant chromatinChaperone familyChromatin transcriptionChaperone structuresChromatin structureNuclear functionsEpigenetic regulationDNA recombinationAssembly proteinDNA replicationH2A-H2BDNA repairChaperonesMore isoformsStress conditionsAssembly/PlantsStructural Characterization of Arabidopsis thaliana NAP1-Related Protein 2 (AtNRP2) and Comparison with Its Homolog AtNRP1
Kumar A, Singh A, Bobde R, Vasudevan D. Structural Characterization of Arabidopsis thaliana NAP1-Related Protein 2 (AtNRP2) and Comparison with Its Homolog AtNRP1. Molecules 2019, 24: 2258. PMID: 31213016, PMCID: PMC6630525, DOI: 10.3390/molecules24122258.Peer-Reviewed Original ResearchConceptsNucleosome assembly proteinHistone chaperonesFamily proteinsNAP familyIsothermal titration calorimetry experimentsTitration calorimetry experimentsAssembly proteinOligomerization statusPlant tissuesSequence identityDimerization helixSimilar foldSimilar proteinsBiophysical studiesSpecific functionsStructural superpositionProtein 2ProteinPlantsChaperonesElectrophoretic mobilityStructural studiesCrystal structureThermal melting experimentsStructural architecture