Structure of the La motif: a winged helix domain mediates RNA binding via a conserved aromatic patch
Dong G, Chakshusmathi G, Wolin SL, Reinisch KM. Structure of the La motif: a winged helix domain mediates RNA binding via a conserved aromatic patch. The EMBO Journal 2004, 23: 1000-1007. PMID: 14976553, PMCID: PMC380972, DOI: 10.1038/sj.emboj.7600115.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAmino Acid SequenceAnimalsAutoantigensConserved SequenceCrystallography, X-RayHelix-Turn-Helix MotifsHydroxylationModels, MolecularMolecular Sequence DataMutationPhosphatesProtein BindingProtein Structure, TertiaryRibonucleoproteinsRNASequence AlignmentSubstrate SpecificityTrypanosoma brucei bruceiConceptsLa motifLa proteinRNA polymerase III transcriptsFirst structural insightsRNA-binding proteinPolymerase III transcriptsHelix domainNuclear phosphoproteinRNA substratesMutagenesis experimentsStructural insightsConserved regionsHigh-affinity bindingAromatic patchHelix architectureProteinSurface residuesMotifRNAUridylateCritical roleTranscriptsPhosphoproteinExonucleaseFolding