Featured Publications
High-resolution Xist binding maps reveal two-step spreading during X-chromosome inactivation
Simon MD, Pinter SF, Fang R, Sarma K, Rutenberg-Schoenberg M, Bowman SK, Kesner BA, Maier VK, Kingston RE, Lee JT. High-resolution Xist binding maps reveal two-step spreading during X-chromosome inactivation. Nature 2013, 504: 465-469. PMID: 24162848, PMCID: PMC3904790, DOI: 10.1038/nature12719.Peer-Reviewed Original Research
2023
ALKBH5 modulates hematopoietic stem and progenitor cell energy metabolism through m6A modification-mediated RNA stability control
Gao Y, Zimmer J, Vasic R, Liu C, Gbyli R, Zheng S, Patel A, Liu W, Qi Z, Li Y, Nelakanti R, Song Y, Biancon G, Xiao A, Slavoff S, Kibbey R, Flavell R, Simon M, Tebaldi T, Li H, Halene S. ALKBH5 modulates hematopoietic stem and progenitor cell energy metabolism through m6A modification-mediated RNA stability control. Cell Reports 2023, 42: 113163. PMID: 37742191, PMCID: PMC10636609, DOI: 10.1016/j.celrep.2023.113163.Peer-Reviewed Original ResearchConceptsAlkB homolog 5Post-transcriptional regulatory mechanismsHematopoietic stemNumerous cellular processesProgenitor cell fitnessEnergy metabolismMitochondrial ATP productionMethyladenosine (m<sup>6</sup>A) RNA modificationTricarboxylic acid cycleCell energy metabolismHuman hematopoietic cellsMitochondrial energy productionCell fitnessCellular processesRNA modificationsRNA methylationRegulatory mechanismsEnzyme transcriptsATP productionHomolog 5Acid cycleΑ-ketoglutarateHematopoietic cellsMessenger RNAΑ-KG
2019
Antisense lncRNA Transcription Mediates DNA Demethylation to Drive Stochastic Protocadherin α Promoter Choice
Canzio D, Nwakeze CL, Horta A, Rajkumar SM, Coffey EL, Duffy EE, Duffié R, Monahan K, O'Keeffe S, Simon MD, Lomvardas S, Maniatis T. Antisense lncRNA Transcription Mediates DNA Demethylation to Drive Stochastic Protocadherin α Promoter Choice. Cell 2019, 177: 639-653.e15. PMID: 30955885, PMCID: PMC6823843, DOI: 10.1016/j.cell.2019.03.008.Peer-Reviewed Original ResearchConceptsDNA demethylationAntisense promoterPromoter choiceHS5-1 enhancerCTCF binding siteNeural circuit assemblyMouse olfactory neuronsPcdhα genesDemethylation functionLncRNA transcriptionSense promoterAntisense transcriptionProtocadherin (Pcdh) αTET3 overexpressionTranscriptional statesAlternate genesPromoter DNAGene choiceDistal enhancerFirst exonPromoterTranscriptionΓ geneGenesOlfactory neurons
2018
Carbodiimide reagents for the chemical probing of RNA structure in cells
Wang PY, Sexton AN, Culligan WJ, Simon MD. Carbodiimide reagents for the chemical probing of RNA structure in cells. RNA 2018, 25: 135-146. PMID: 30389828, PMCID: PMC6298570, DOI: 10.1261/rna.067561.118.Peer-Reviewed Original ResearchConceptsConformation of RNAU nucleotidesIntact cellsChemical probesDimethyl sulfateNucleotides of RNASingle-stranded nucleotidesXist lncRNACellular contextNoncoding RNAsRNA elementsSHAPE reagentsAccessible nucleotidesRNA conformationRNA structureBiological contextChemical probingWatson-Crick faceCellular environmentFunctional roleCarbodiimide reagentRNA nucleotidesRNANucleotidesStructured regionsSolid phase chemistry to covalently and reversibly capture thiolated RNA
Duffy EE, Canzio D, Maniatis T, Simon MD. Solid phase chemistry to covalently and reversibly capture thiolated RNA. Nucleic Acids Research 2018, 46: gky556-. PMID: 29986098, PMCID: PMC6101502, DOI: 10.1093/nar/gky556.Peer-Reviewed Original Research
2017
Interpreting Reverse Transcriptase Termination and Mutation Events for Greater Insight into the Chemical Probing of RNA
Sexton AN, Wang PY, Rutenberg-Schoenberg M, Simon MD. Interpreting Reverse Transcriptase Termination and Mutation Events for Greater Insight into the Chemical Probing of RNA. Biochemistry 2017, 56: 4713-4721. PMID: 28820243, PMCID: PMC5648349, DOI: 10.1021/acs.biochem.7b00323.Peer-Reviewed Original Research
2015
Probing Xist RNA Structure in Cells Using Targeted Structure-Seq
Fang R, Moss WN, Rutenberg-Schoenberg M, Simon MD. Probing Xist RNA Structure in Cells Using Targeted Structure-Seq. PLOS Genetics 2015, 11: e1005668. PMID: 26646615, PMCID: PMC4672913, DOI: 10.1371/journal.pgen.1005668.Peer-Reviewed Original ResearchConceptsStructure-seqRNA structureRNA conformationNon-coding RNA XISTLong non-coding RNA XISTX-chromosome inactivationSecondary structure mappingRNA of interestXist lncRNAMolecular evolutionC-repeatLncRNA functionsHigher-order structureXist functionRNA functionMammalian cellsMaster regulatorXISTSequencing readsChemical probingParallel sequencingTarget RNARNA XISTRNA basesRNA