2.1.1.160: caffeine synthase
This is an abbreviated version!
For detailed information about caffeine synthase, go to the full flat file.
Reaction
Synonyms
1-N-methyltransferase, 1NMT, 3, 7-dimethylxanthine methyltransferase, 3,7-dimethylxanthine methyltransferase, 7-N-methylxanthine methyltransferase, caffeine synthase, caffeine synthase 1, CCS, CCS1, coffee caffeine synthase 1, CS, CtCS6, DXMT, DXMT1, N-1 methyltransferase, TCS, TCS1, tea caffeine synthase, tea caffeine synthase 1, theobromine 1-N-methyltransferase
ECTree
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Purification
Purification on EC 2.1.1.160 - caffeine synthase
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native enzyme 24fold from young leaves by 3 steps of ion exchange chromatography, and gel filtration
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native enzyme 523fold from young, developing leaves by ammonium sulfate fractionation, hydroxylapatite, anion exchange, and adenosine affinity chromatography, and gel filtration to homogeneity
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recombinant His-tagged DXMT1 from Escherichia coli strain BL21(DE3) to homogeneity by nickel affinity chromatography, cleavage of the His-tag with tobacco etch virus, TEV, protease, followed by gel filtration