GlycineCarbon-Carbon LyasesLeucine DehydrogenaseRibonucleotide ReductasesGlycine-tRNA LigaseFree RadicalsAnaerobiosisAcetyltransferasesElectron Spin Resonance SpectroscopyAmino Acid SequenceDipeptidesCatalysisMolecular Sequence DataEscherichia coliCysteineBinding SitesSubstrate SpecificityMagnetic Resonance SpectroscopyKineticsProtein ConformationBase Sequence