CystathionineCystathionine beta-SynthaseCystathionine gamma-LyaseCysteineCysteine DioxygenaseSulfurMethionineSulfur CompoundsHomocysteineHomocystinuriaCarbon-Oxygen LyasesTaurineGlutathioneHydrogen SulfideS-AdenosylmethionineLyasesDioxygenasesCysteine SynthaseSulfatesCarboxy-LyasesVitamin B 6 DeficiencyAmino Acids, SulfurPyridoxal PhosphateBetaine-Homocysteine S-MethyltransferaseHyperhomocysteinemiaGlycine N-MethyltransferaseAlkynesS-AdenosylhomocysteineVitamin B 6MethylationCystineMethionine AdenosyltransferaseLiverMolecular Sequence DataCysteine EndopeptidasesKineticsSulfur RadioisotopesCysteine ProteasesHomocystineSerineFolic AcidEnergy MetabolismHydro-LyasesLipid MetabolismCarbon IsotopesAmino Acid SequenceSulfidesCloning, MolecularPyridoxineSerine O-AcetyltransferaseDietHomoserineSulfhydryl CompoundsOxidation-ReductionCysteine Proteinase InhibitorsRats, Sprague-DawleyMutationSulfur Isotopes