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Literature summary extracted from

  • Chang, L.; Hagel, J.M.; Facchini, P.J.
    Isolation and characterization of O-methyltransferases involved in the biosynthesis of glaucine in Glaucium flavum (2015), Plant Physiol., 169, 1127-1140.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

EC Number Cloned (Comment) Organism
2.1.1.140 expressed in Escherichia coli Coptis japonica

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.1.1.89 S-adenosyl-L-methionine + (R,S)-5,8,13,13a-tetrahydrocolumbamine Coptis japonica
-
S-adenosyl-L-homocysteine + (R,S)-tetrahydropalmatine
-
ir

Organism

EC Number Organism UniProt Comment Textmining
2.1.1.89 Coptis japonica Q8H9A8
-
-
2.1.1.89 no activity in Glaucium flavum
-
-
-
2.1.1.140 Coptis japonica Q948P7
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.1.1.140
-
Coptis japonica

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.1.1.89 S-adenosyl-L-methionine + (R,S)-5,8,13,13a-tetrahydrocolumbamine
-
Coptis japonica S-adenosyl-L-homocysteine + (R,S)-tetrahydropalmatine
-
ir
2.1.1.140 S-adenosyl-L-methionine + (R,S)-6-O-methylnorlaudanosoline
-
Coptis japonica S-adenosyl-L-homocysteine + (R,S)-6-O-methyllaudanosoline
-
?

Synonyms

EC Number Synonyms Comment Organism
2.1.1.89 CoOMT
-
Coptis japonica
2.1.1.89 tetrahydrocolumbamine O-methyltransferase
-
Coptis japonica
2.1.1.89 tetrahydrocolumbamine OMT
-
Coptis japonica
2.1.1.140 CNMT
-
Coptis japonica
2.1.1.140 coclaurine N-methyltransferase
-
Coptis japonica