Changes in Protonation Associated with Substrate Binding and Cob(I)alamin Formation in Cobalamin-Dependent Methionine Synthase

The Redox Potential of Dithionite and SO⁻₂ from Equilibrium Reactions with Flavodoxins, Methyl Viologen and Hydrogen plus Hydrogenase

1978 • 484 citations

The electrochemistry of vitamin B12

1983 • 385 citations

The Dissociation Constants of Tetrahydrofolic Acid

1966 • 119 citations

Electrochemistry of vitamin B12. I. Role of the base-on/base-off reaction in the oxidoreduction mechanism of the B12r-B12s system

1976 • 118 citations

Providing one-carbon units for biological methylations: mechanistic studies on serine hydroxymethyltransferase, methylenetetrahydrofolate reductase, and methyltetrahydrofolate-homocysteine methyltransferase

1990 • 117 citations

Mutations in the B₁₂-Binding Region of Methionine Synthase: How the Protein Controls Methylcobalamin Reactivity

1996 • 107 citations

Interaction ofEscherichia coliCobalamin-Dependent Methionine Synthase and Its Physiological Partner Flavodoxin: Binding of Flavodoxin Leads to Axial Ligand Dissociation from the Cobalamin Cofactor

1997 • 80 citations

Characterization of Nonradioactive Assays for Cobalamin-Dependent and Cobalamin-Independent Methionine Synthase Enzymes

1995 • 74 citations