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Literature summary extracted from

  • Sachan, N.; Falcone, D.L.
    Wound-induced gene expression of putrescine N-methyltransferase in leaves of Nicotiana tabacum (2002), Phytochemistry, 61, 797-805.
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
2.1.1.53 expressed in roots and leaves Nicotiana tabacum

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.1.1.53 S-adenosyl-L-methionine + putrescine Nicotiana tabacum enzyme possibly may play an additional, subtle role in alkaloid metabolsim in leaf tissue S-adenosyl-L-homocysteine + N-methylputrescine
-
 ?
2.1.1.53 S-adenosyl-L-methionine + putrescine Nicotiana tabacum enzyme catalyzes the initial reaction in the biosynthesis of tropane and pyrrolidine alkaloids from putrescine S-adenosyl-L-homocysteine + N-methylputrescine
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
2.1.1.53 Nicotiana tabacum
-
 strain cv. SR1
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.1.1.53 leaf low levels of activity Nicotiana tabacum
-
2.1.1.53 root
-
 Nicotiana tabacum
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.1.1.53 0.00016
-
 leaves Nicotiana tabacum
2.1.1.53 0.0018
-
 roots Nicotiana tabacum

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.1.1.53 S-adenosyl-L-methionine + putrescine
-
 Nicotiana tabacum S-adenosyl-L-homocysteine + N-methylputrescine
-
 ?
2.1.1.53 S-adenosyl-L-methionine + putrescine enzyme possibly may play an additional, subtle role in alkaloid metabolsim in leaf tissue Nicotiana tabacum S-adenosyl-L-homocysteine + N-methylputrescine
-
 ?
2.1.1.53 S-adenosyl-L-methionine + putrescine enzyme catalyzes the initial reaction in the biosynthesis of tropane and pyrrolidine alkaloids from putrescine Nicotiana tabacum S-adenosyl-L-homocysteine + N-methylputrescine
-
 ?