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Literature summary for 2.1.1.8 extracted from

  • Thithapandha, A.; Cohn, V.H.
    Brain histamine N-methyltransferase purification, mechanism of action, and inhibition by drugs (1978), Biochem. Pharmacol., 27, 263-271.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Methylhistamine
-
Cavia porcellus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information
-
Cavia porcellus
0.043
-
histamine
-
Cavia porcellus

Organism

Organism UniProt Comment Textmining
Cavia porcellus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Cavia porcellus

Reaction

Reaction Comment Organism Reaction ID
S-adenosyl-L-methionine + histamine = S-adenosyl-L-homocysteine + Ntau-methylhistamine 2 half-reactions in a ping pong mechanism with the intermediate formation of a methylated enzyme Cavia porcellus

Source Tissue

Source Tissue Comment Organism Textmining
brain
-
Cavia porcellus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
S-adenosyl-L-methionine + histamine highly specific for histamine Cavia porcellus S-adenosyl-L-homocysteine + Ntau-methylhistamine
-
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