Figure 1From: Tobacco seeds expressing feedback-insensitive cystathionine gamma-synthase exhibit elevated content of methionine and altered primary metabolic profileThe aspartate family of amino acids and biosynthesis pathways leading to methionine in seeds of higher plants. Key enzymes and metabolites are specified. Abbreviations: AK, aspartate kinase; HK, homoserine kinase; TS, threonine synthase; TDH, threonine dehydratase; CGS, cystathionine γ-synthase; CBL, cystathionine β-lyase; MS, methionine synthase; OAS, O-acetyl serine; OASTL, O-acetylserine(thiol)lyase; SAM, S-adenosylmethionine; SAMS, SAM synthase; MGL, methionine γ-lyase; SMM, S-methylmethionine; MMT, methionine S-methyltransferase; HMT, homocysteine methyltransferase; MTHF, methyl-tetra hydrofolate.Back to article page