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Literature summary for 2.1.1.13 extracted from

  • Frasca, V.; Banerjee, R.V.; Dunham, W.R.; Sands, R.; Matthews, R.G.
    Cobalamin-dependent methionine synthase from Escherichia coli B: Electron paramagnetic resonance spectra of the inactive form and the active methylated form of the enzyme (1988), Biochemistry, 27, 8458-8465.
    View publication on PubMed

Metals/Ions

Metals/Ions Comment Organism Structure
Cu 1:1 stoichiometry with Co Escherichia coli

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
133000
-
x * 133000, SDS-PAGE Escherichia coli
153000
-
gel filtration Escherichia coli

Organism

Organism UniProt Comment Textmining
Escherichia coli
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Escherichia coli

Reaction

Reaction Comment Organism Reaction ID
5-methyltetrahydrofolate + L-homocysteine = tetrahydrofolate + L-methionine mechanism Escherichia coli

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
9.3 11.7
-
Escherichia coli

Subunits

Subunits Comment Organism
monomer x * 133000, SDS-PAGE Escherichia coli

Cofactor

Cofactor Comment Organism Structure
additional information absolute requirement for a reducing system Escherichia coli
S-adenosyl-L-methionine required Escherichia coli