Introns and gene expression: Cellular constraints, transcriptional regulation, and evolutionary consequences
Heyn P, Kalinka AT, Tomancak P, Neugebauer KM. Introns and gene expression: Cellular constraints, transcriptional regulation, and evolutionary consequences. BioEssays 2014, 37: 148-154. PMID: 25400101, PMCID: PMC4654234, DOI: 10.1002/bies.201400138.Peer-Reviewed Original ResearchConceptsShort genesCellular constraintsImportant regulatory playersRNA polymerase IICell cycle constraintsLength of exonsNumber of transcriptsShorter cell cycleEvolutionary consequencesPolymerase IITranscriptional regulationAnimal ontogenyLong genesRegulatory playersTranscript productionDifferent genesGene expressionExpression profilesCell cycleEfficient expressionIntronsGenesCell typesTiming mechanismTranscriptsThe Earliest Transcribed Zygotic Genes Are Short, Newly Evolved, and Different across Species
Heyn P, Kircher M, Dahl A, Kelso J, Tomancak P, Kalinka AT, Neugebauer KM. The Earliest Transcribed Zygotic Genes Are Short, Newly Evolved, and Different across Species. Cell Reports 2014, 6: 285-292. PMID: 24440719, DOI: 10.1016/j.celrep.2013.12.030.Peer-Reviewed Original ResearchConceptsZygotic genome activationZygotic genesEarly zygotic transcriptsOne-cell stageSignificant transcriptional activityRapid cell divisionComparison of fishGenome activationMitochondrial genomePurification of RNAZygotic controlEvolutionary plasticityMulticellular organismsNuclear genesZygotic transcriptsEarly embryogenesisShort genesDanio rerioAdaptive potentialCell divisionTranscriptional activityMetabolic labelingCell cycleEarly genesGenes