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2.1.1.122: (S)-tetrahydroprotoberberine N-methyltransferase

This is an abbreviated version!
For detailed information about (S)-tetrahydroprotoberberine N-methyltransferase, go to the full flat file.

Reaction

S-adenosyl-L-methionine
+
(S)-7,8,13,14-tetrahydroprotoberberine
+
H+
=
S-adenosyl-L-homocysteine
+
cis-N-methyl-(S)-7,8,13,14-tetrahydroprotoberberine

Synonyms

(S)-tetrahydroprotoberberine cis-N-methyltransferase, (S)-Tetrahydroprotoberberine-cis-N-methyltransferase, Methyltransferase, tetrahydroberberine N-, S-Adenosyl-L-methionine: (S)-7,8,13,14-tetrahydroberberine-cis-N-methyltransferase, S-Adenosyl-L-methionine:tetrahydroberberine-cis-N-methyltransferase, S-adenosyl-L-methionine:tetrahydroprotoberberine cis-N-methyltransferase, S-Adenosylmethionine:tetrahydroberberine-N-methyltransferase, Tetrahydroberberine cis-N-methyltransferase, TNMT

ECTree

     2 Transferases
         2.1 Transferring one-carbon groups
             2.1.1 Methyltransferases
                2.1.1.122 (S)-tetrahydroprotoberberine N-methyltransferase

pH Range

pH Range on EC 2.1.1.122 - (S)-tetrahydroprotoberberine N-methyltransferase

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5 - 9
recombinant protein, half-maximal activity estimated at pH 6.8 and 8.2
6.5 - 8
-
pH 6.5: about 55% of maximal activity, pH 8.0: about 65% of maximal activity
6.6 - 9.1
-
about 50% of maximal activity at pH 6.6 and 9.1