CyclizationLewis Blood-Group SystemLewis AcidsStereoisomerismMolecular StructureCarcinoma, Lewis LungRats, Inbred LewAlkenesAlkynesIntramolecular LyasesAcetalsPalladiumAntigens, CD15CatalysisKetonesPolyisoprenyl PhosphatesAlkadienesChemistry, OrganicFucosyltransferasesPyransPeptides, CyclicRhodiumCycloparaffinsCombinatorial Chemistry TechniquesIminesIsomerasesIndole AlkaloidsMolecular ConformationHeterocyclic CompoundsCyclotidesBoranesEpoxy CompoundsHeterocyclic Compounds with 4 or More RingsAminationMolecular Sequence DataCarbon-Carbon LyasesFuransTerpenesPolyketide SynthasesModels, MolecularMacrocyclic CompoundsProtein SplicingMagnetic Resonance SpectroscopyOldenlandiaSolid-Phase Synthesis TechniquesNorbornanesHeterocyclic Compounds, 2-RingCyclodextrinsSqualeneAldehydesCycloaddition ReactionInteinsCystine Knot MotifsOligosaccharidesPolyketidesDiterpenesMonoterpenesSpiro CompoundsBromine CompoundsAbiesNaphtholsStrychnosAlkaloidsSesquiterpenesStreptomycesAmino Acid SequenceCrystallography, X-RayModels, ChemicalPhosgeneBicyclo CompoundsGlycogen Debranching Enzyme SystemOrganosilicon CompoundsSemicarbazides