2003
Crystal Structures of an Archaeal Class I CCA-Adding Enzyme and Its Nucleotide Complexes
Xiong Y, Li F, Wang J, Weiner AM, Steitz TA. Crystal Structures of an Archaeal Class I CCA-Adding Enzyme and Its Nucleotide Complexes. Molecular Cell 2003, 12: 1165-1172. PMID: 14636575, DOI: 10.1016/s1097-2765(03)00440-4.Peer-Reviewed Original ResearchConceptsCCA-adding enzymeClass I CCA-adding enzymeCrystal structureClose evolutionary relationshipAddition of CCAChemical modificationAmino acid sequenceElectrostatic charge distributionNucleic acid templateEvolutionary relationshipsImmature tRNAsCharge distributionDomain architectureNucleotide complexesArcheoglobus fulgidusEnzyme classesTail domainAcid sequenceEnzyme bindsPolymerase domainTRNARelative orientationComplexesEnzymeTerminus
2002
Crystal Structures of the Bacillus stearothermophilus CCA-Adding Enzyme and Its Complexes with ATP or CTP
Li F, Xiong Y, Wang J, Cho HD, Tomita K, Weiner AM, Steitz TA. Crystal Structures of the Bacillus stearothermophilus CCA-Adding Enzyme and Its Complexes with ATP or CTP. Cell 2002, 111: 815-824. PMID: 12526808, DOI: 10.1016/s0092-8674(02)01115-7.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAmino Acid MotifsAmino Acid SequenceCrystallography, X-RayCytidine TriphosphateDimerizationDNA Polymerase betaGeobacillus stearothermophilusModels, MolecularMolecular Sequence DataProtein FoldingProtein Structure, TertiaryRNA NucleotidyltransferasesSequence Homology, Amino AcidConceptsCCA-adding enzymeResolution crystal structureDNA polymerase betaImmature tRNAsNew proteinsBase specificityNucleic acid templateBacillus stearothermophilusPalm domainPolymerase betaIncoming ATPTRNAATPTerminusSubunitsCrystal structureActive siteAdditional structural featuresEnzymeCTPStructural featuresComplexesImportant componentTailDomain
2000
Sulfolobus shibatae CCA-adding enzyme forms a tetramer upon binding two tRNA molecules: a scrunching-shuttling model of CCA specificity1 1Edited by T. Richmond
Li F, Wang J, Steitz T. Sulfolobus shibatae CCA-adding enzyme forms a tetramer upon binding two tRNA molecules: a scrunching-shuttling model of CCA specificity1 1Edited by T. Richmond. Journal Of Molecular Biology 2000, 304: 483-492. PMID: 11090289, DOI: 10.1006/jmbi.2000.4189.Peer-Reviewed Original ResearchConceptsActive siteMulti-angle laser lightSmall-angle X-ray scatteringSize exclusion chromatographyX-ray scatteringFurther dimerizationExclusion chromatographyMoleculesDimeric enzymeC basesOligomerization stateTetramerTransfer RNA moleculesLaser lightTRNA moleculesRNA moleculesMonomersPrimer strandChromatographyEnzymeDimersHigh specificityBindingCCA-adding enzymeDimerization