CystathionineCystathionine beta-SynthaseCystathionine gamma-LyaseHomocystinuriaHydrogen SulfideCarbon-Oxygen LyasesLyasesATP Citrate (pro-S)-LyaseHomocysteineMethionineHyperhomocysteinemiaCysteine SynthaseS-AdenosylmethionineCysteinePyridoxal PhosphatePolysaccharide-LyasesAdenylosuccinate LyaseSulfurHomocystineHydro-LyasesAlkynesOxo-Acid-LyasesBetaine-Homocysteine S-MethyltransferasePyridoxineVitamin B 6 DeficiencySulfidesHomoserineMolecular Sequence DataAldehyde-LyasesSerine O-AcetyltransferaseS-AdenosylhomocysteineAmino Acid SequenceVitamin USulfur Isotopes5-Methyltetrahydrofolate-Homocysteine S-MethyltransferaseReflex, AbdominalKineticsBetaineAmino Acids, SulfurBase SequenceCloning, MolecularGamma RaysEscherichia coliSerineVitamin B 6Amino Acid Metabolism, Inborn ErrorsMutationGlycineHemeSteroid 17-alpha-HydroxylaseLiverFolic AcidRecombinant ProteinsL-Serine DehydrataseVitamin B 12Lactobacillus helveticusAmino AcidsCystineSulfhydryl CompoundsGene Expression Regulation, EnzymologicCatalysisVisceral PainModels, MolecularDNA-(Apurinic or Apyrimidinic Site) LyaseCatalytic DomainSubstrate SpecificitySequence Homology, Amino AcidSulfurtransferasesProtein Structure, TertiaryRNA, MessengerMethylmalonic AcidHeterozygoteMice, Inbred C57BLProtein BindingMethylenetetrahydrofolate Reductase (NADPH2)GlyoxylatesFolic Acid DeficiencyMice, KnockoutMalate SynthasePectinsGlycine N-MethyltransferaseBinding SitesGlutathioneAmidine-LyasesInterferon-gammaKeto AcidsEthionineLivedo ReticularisEnzyme StabilityHeparin LyaseGenetic Complementation Test