corrin
National Institutes of Health
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Microbial nitrile hydratases are Important industrial enzymes that catalyse the conversion of nitriles to the corresponding…
Corrins activated the methylreductase system from Methanobacterium bryantii three- to fivefold in extracts resolved from low…
Calf kidney has been used as a tissue source for the isolation of cobalamin analogues, which are defined here as cobalt…
The oxidation-reduction behavior of vitamin BIZ and related cobalamins in aqueous media has been studied by a…
The origin of the methyl group on C-1 of Ring A of the corrin ring of vitamin B(12) was investigated by (13)C magnetic resonance…
a purified penicillinase from B. cereus 569 that had retained very little cephalosporinase activity (Abraham & Newton, 1956…