Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine + 3,7-dimethylxanthine | Camellia sinensis | - |
S-adenosyl-L-homocysteine + 1,3,7-trimethylxanthine | - |
? | |
S-adenosyl-L-methionine + 7-methylxanthine | Camellia sinensis | - |
S-adenosyl-L-homocysteine + 3,7-dimethylxanthine | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Camellia sinensis | - |
cv. Yabukita, TCS gene | - |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
flower | TCS transcripts content remains constant throughout fl ower development | Camellia sinensis | - |
leaf | TCS transcripts content is highest in young leaves and declines markedly during leaf development | Camellia sinensis | - |
additional information | expression profi le of the tea caffeine synthasegene in developing leaves and fl owers by northern blot RNA analysis | Camellia sinensis | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine + 3,7-dimethylxanthine | - |
Camellia sinensis | S-adenosyl-L-homocysteine + 1,3,7-trimethylxanthine | - |
? | |
S-adenosyl-L-methionine + 7-methylxanthine | - |
Camellia sinensis | S-adenosyl-L-homocysteine + 3,7-dimethylxanthine | - |
? |
Synonyms | Comment | Organism |
---|---|---|
TCS | - |
Camellia sinensis |
tea caffeine synthase | - |
Camellia sinensis |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
S-adenosyl-L-methionine | - |
Camellia sinensis |
Organism | Comment | Expression |
---|---|---|
Camellia sinensis | drought stress suppresses TCS gene expression in leaves | down |
Camellia sinensis | environmental stresses other than heavy metal stress and plant hormone treatments have no effect on the expression of TCS gene | additional information |
Camellia sinensis | TCS transcript increases slightly on supply of a nitrogen source | up |
General Information | Comment | Organism |
---|---|---|
metabolism | caffeine synthase catalyzes the S-adenosyl-L-methionine-dependent N-3- and N-1-methylation of the purine base to form caffeine, the last step in the purine alkaloid biosynthetic pathway. Pathways for the biosynthesis of caffeine and phenylpropanoids, overview | Camellia sinensis |
additional information | regulation of TCS gene expression | Camellia sinensis |